In modern electronic product design, control components are expected to be both compact and highly reliable, especially in applications requiring multi-function switching. The Kinghelm KH-SS23F19-G8 slide switch is a DP3T (double-pole triple-throw) switch designed to deliver stable three-position control with clear tactile feedback and strong mechanical durability. With a through-hole mounting structure and solder lug terminals, this model ensures secure electrical connections and long-term stability. Its compact body size of 35.3mm × 13mm, combined with a black rectangular slider design, makes it suitable for a wide range of industrial and consumer electronics. Whether used in audio systems, instrumentation, or industrial control panels, this switch provides a dependable solution for multi-circuit selection and signal routing. Kinghelm KH-SS23F19-G8 Product Image DP3T Structure for Flexible Three-Position Switching The KH-SS23F19-G8 adopts a DP3T circuit configuration, allowing two independent circuits to be switched across three positions. This structure enables flexible signal routing and functional mode selection within a single component, making it highly suitable for systems requiring multiple operational states. The rectangular slider design ensures smooth operation with distinct position feedback, allowing users to clearly identify switching states during use. In addition, the solder lug terminals increase the contact area between the switch and PCB, improving solder joint strength and reducing the risk of poor connectivity over long-term operation or vibration environments. As part of the Kinghelm slide switch series, this model emphasizes both electrical stability and mechanical reliability, making it suitable for designs requiring consistent switching performance in mass production. Wide Application Across Audio, Industrial, and Communication Systems The KH-SS23F19-G8 slide switch is widely used across multiple electronic fields due to its stable multi-position switching capability. In audio equipment such as amplifiers and sound systems, it is commonly used for input selection, sound mode switching, and signal routing control. Its clear three-position structure allows intuitive user interaction and precise function control. In industrial control systems, the switch is used for mode selection, operational state switching, and functional segmentation of equipment. Its durable mechanical structure makes it suitable for environments requiring frequent operation or long service life. It is also widely applied in instrumentation and communication devices, where reliable signal switching between different operating modes is essential. Additionally, in security systems, it supports stable configuration selection under continuous working conditions. Backed by Kinghelm manufacturing expertise in electronic connectors and switches, this product ensures consistent quality and stable performance across large-scale production applications. Engineering Advantages and Installation Reliability From an engineering perspective, the KH-SS23F19-G8 is designed not only for functional switching but also for practical PCB integration and long-term durability. Its 35.3mm × 13mm form factor provides a clear reference for PCB layout design, making it easier for engineers to allocate space during system integration. The through-hole mounting structure ensures strong mechanical fixation, while the solder lug terminals enhance structural stability during assembly and operation. The switch is designed to withstand repeated mechanical cycling, making it suitable for applications requiring frequent switching actions. Its stable contact design reduces signal interruption risks, ensuring reliable circuit performance over time. In mass production environments, the consistent dimensional accuracy of Kinghelm slide switches helps improve assembly efficiency and reduces variability between units, which is critical for industrial-grade electronic manufacturing. Kinghelm KH-SS23F19-G8 Specification Conclusion: A Practical and Reliable Choice for Multi-Position Control The Kinghelm KH-SS23F19-G8 slide switch combines a DP3T structure, durable through-hole design, and stable solder lug connections to deliver a reliable multi-position switching solution for modern electronic systems. Whether used in audio equipment, industrial controllers, or communication devices, it provides consistent performance and clear operational feedback. For engineers and product designers seeking a dependable slide switch for multi-functional control applications, this model represents a practical and production-ready option. For more electronic components and switching solutions from Kinghelm , exploring the full product range can help optimize your system design with stable and efficient control elements. About Kinghelm Shenzhen Kinghelm Electronics Co., Ltd.（www.kinghelm.net）has technical backbones from Tsinghua University and UESTC, and has introduced overseas returnee professionals. Kinghelm is able to develop highly reliable and high-performance antenna and connector products.KH series products of "Kinghelm" brand include Beidou/GPS antennas, RF adapter connectors, plug connector, electrical data connectors, terminals, and customized vehicle harnesses, industrial / medical connectors, and special antenna connectors."Kinghelm connects world", Kinghelm has grown with the development of China's Beidou industry. Starting from supplying Beidou/GPS dual mode antennas, IPEX terminals, and RF adapter cables for automotive manufacturers, Kinghelm has continuously developed products. Currently, it has a series of WiFi, Bluetooth, NB-loT, LoRa, Zigbee, UWB, and GSM antennas, RFID tags, RF adapter cables, standard microwave antennas, vehicle grade SMA, SMB, FAKRA holders, coaxial cables, and can customize non-standard antenna connectors based on customer drawings or samples. KH-SS23F19-G8View Product Details

As modern electronic devices continue to evolve toward greater intelligence and functionality, the demand for versatile control components has increased significantly. Traditional single-position or dual-position switches are often insufficient for systems requiring multiple operating modes. This is where multi-position slide switches play a crucial role. The Kinghelm KH-SS24H20-G10 Vertical Slide Switch is specifically designed to provide stable and accurate multi-state control. Featuring a Double Pole Four Position (DP4T) configuration and a non-shorting switching mechanism, this switch offers dependable performance for industrial equipment, communication systems, test instruments, consumer electronics, and various intelligent control applications. With its compact structure, reliable contact performance, and clear switching feedback, the KH-SS24H20-G10 has become an ideal choice for engineers seeking efficient mode selection and circuit control solutions. Kinghelm KH-SS24H20-G10 Product Image Multi-Position Switching for Enhanced Functionality Electronic products today often require multiple operating modes to accommodate different user requirements and application scenarios. The Kinghelm KH-SS24H20-G10 addresses this need through its DP4T (Double Pole Four Position) design, enabling four distinct switching states within a single component. This configuration allows designers to implement multiple functions without increasing PCB complexity. Whether selecting operating modes, changing communication settings, configuring parameters, or switching signal paths, the switch provides precise and reliable control. The 4mm actuator travel delivers clear tactile feedback during operation, allowing users to easily identify position changes. This enhances both usability and operational accuracy in professional equipment and consumer devices. Unlike shorting-type switches, the KH-SS24H20-G10 utilizes a non-shorting contact structure. During transition between positions, electrical contacts remain isolated, preventing unintended circuit connections. This feature is particularly important in applications where accidental signal overlap or temporary short circuits could affect system performance. As a result, the switch offers greater reliability in sensitive electronic systems and precision control applications. Compact Design with Secure Through-Hole Installation Space efficiency remains a critical factor in modern PCB design. The KH-SS24H20-G10 features a compact body measuring approximately 18.2mm × 10.5mm, with an overall length of 25mm. This allows designers to integrate advanced switching functionality while minimizing board space consumption. The switch adopts a vertical through-hole mounting structure, providing strong mechanical stability after soldering. Compared with some surface-mounted alternatives, through-hole installation offers improved resistance to vibration and mechanical stress, making it suitable for demanding industrial environments. Its dual-row pin layout enhances solder joint reliability and ensures stable electrical performance over long periods of operation. The standardized pin arrangement also supports efficient assembly processes, making the component suitable for both manual production and automated manufacturing lines. Kinghelm places strong emphasis on product consistency and manufacturing quality, ensuring that each switch delivers dependable performance throughout its service life. Ideal for Industrial, Communication, and Consumer Electronics One of the key advantages of the KH-SS24H20-G10 is its broad application compatibility. In industrial automation systems, the switch can be used for operating mode selection, parameter configuration, and control panel functions. Test and measurement equipment can utilize its four-position capability for range selection, signal routing, or operational settings. Communication devices frequently require switching between different modes, channels, or configurations. The non-shorting design of the KH-SS24H20-G10 helps maintain signal integrity and system stability during these transitions. In consumer electronics, the switch is suitable for audio devices, smart home controllers, portable instruments, gaming peripherals, and various electronic products requiring multi-level functionality. As electronic products continue to integrate more features into compact designs, reliable multi-position switches like the KH-SS24H20-G10 are becoming increasingly valuable components for system designers worldwide. Design Considerations for Optimal Performance To maximize the performance and reliability of the KH-SS24H20-G10, several design considerations should be taken into account during PCB development. The PCB footprint should match the switch dimensions and accommodate the approximately 18mm soldering area with a 6.5mm dual-row pin center spacing. Proper mechanical support should also be incorporated to ensure stable installation. Adequate clearance around the actuator should be reserved to allow smooth user operation and prevent enclosure interference. This is especially important in compact electronic devices where external housing components may limit switch movement. Engineers should also ensure that the switch is operated within its specified electrical ratings. Proper circuit design and load management will help extend operational life and maintain long-term performance consistency. By following recommended installation practices, manufacturers can achieve optimal reliability and durability in their final products. Why Choose Kinghelm KH-SS24H20-G10? Kinghelm has established itself as a trusted supplier of electronic components, connectors, RF antennas, switches, and interconnection solutions. The company's commitment to quality, innovation, and manufacturing excellence has earned recognition across numerous industries. The KH-SS24H20-G10 reflects these strengths through its: Double Pole Four Position (DP4T) switching capability Non-shorting contact design Clear 4mm actuator travel Vertical through-hole mounting structure Reliable dual-row pin configuration Compact dimensions for efficient PCB utilization Stable performance in demanding applications These features make it an excellent choice for engineers seeking dependable multi-position switching solutions. Kinghelm KH-SS24H20-G10 Specification Conclusion The Kinghelm KH-SS24H20-G10 Vertical Slide Switch combines flexible four-position control, reliable non-shorting operation, compact construction, and robust mechanical design into a single component. Whether used in industrial automation, communication equipment, testing instruments, or consumer electronics, it provides an effective solution for multi-mode selection and circuit control. As modern electronic systems continue to demand greater functionality and reliability, the KH-SS24H20-G10 stands out as a practical and dependable switching solution. For engineers and manufacturers looking to improve control flexibility while maintaining system stability, this Kinghelm slide switch represents a smart and efficient choice. About Kinghelm Shenzhen Kinghelm Electronics Co., Ltd.（www.kinghelm.net）has technical backbones from Tsinghua University and UESTC, and has introduced overseas returnee professionals. Kinghelm is able to develop highly reliable and high-performance antenna and connector products.KH series products of "Kinghelm" brand include Beidou/GPS antennas, RF adapter connectors, plug connector, electrical data connectors, terminals, and customized vehicle harnesses, industrial / medical connectors, and special antenna connectors."Kinghelm connects world", Kinghelm has grown with the development of China's Beidou industry. Starting from supplying Beidou/GPS dual mode antennas, IPEX terminals, and RF adapter cables for automotive manufacturers, Kinghelm has continuously developed products. Currently, it has a series of WiFi, Bluetooth, NB-loT, LoRa, Zigbee, UWB, and GSM antennas, RFID tags, RF adapter cables, standard microwave antennas, vehicle grade SMA, SMB, FAKRA holders, coaxial cables, and can customize non-standard antenna connectors based on customer drawings or samples.

As electronic devices continue to become smaller, smarter, and more integrated, engineers are placing greater emphasis on component size, reliability, and installation flexibility. Among various control components, slide switches remain a popular choice due to their simple operation, dependable performance, and cost-effective design. The Kinghelm KH-SS24E01-G6 Slide Switch is designed to provide stable signal switching in compact electronic applications. Featuring a vertical through-hole structure and a shorting contact mechanism, this slide switch offers smooth operation, reliable electrical performance, and efficient space utilization. It is widely used in consumer electronics, communication equipment, industrial control systems, and various electronic devices that require dependable switching functions. Kinghelm KH-SS24E01-G6 Product Image Compact Structure Optimized for Modern PCB Designs As electronic products become increasingly compact, PCB space has become one of the most valuable resources in product development. Designers are constantly searching for components that deliver functionality while occupying minimal board space. The KH-SS24E01-G6 Slide Switch features a compact body with an overall length of 18.1mm, a width of 6.2mm, and a base height of 5.2mm. Its small footprint allows engineers to optimize PCB layouts and integrate more functions within limited space. The vertical through-hole mounting design further improves installation flexibility and mechanical stability. This makes the switch particularly suitable for portable devices, communication modules, compact control boards, and space-constrained electronic systems. In addition to its compact size, the switch is engineered for smooth operation and long-term durability, helping manufacturers enhance overall product quality and reliability. Shorting Contact Design for Smooth Signal Transition One of the key features of the KH-SS24E01-G6 is its shorting contact mechanism, also known as a make-before-break design. During switching, electrical contacts briefly overlap, allowing signals to transition smoothly between positions. This design helps reduce the risk of signal interruption and improves overall system stability. For applications such as communication devices, audio equipment, and electronic control systems, maintaining continuous signal flow can be critical to performance. The switch provides a smooth sliding action with clear tactile feedback, allowing users to operate it easily and accurately. Whether used in frequently operated consumer products or long-life industrial equipment, the KH-SS24E01-G6 delivers dependable switching performance. As electronic systems continue to demand higher reliability, shorting slide switches remain a preferred solution for many signal control applications. Reliable Performance for Long-Term Applications Reliability is one of the most important considerations when selecting electronic components. A high-quality slide switch can significantly improve the stability and service life of the entire system. The KH-SS24E01-G6 is built with a durable mechanical structure designed to withstand repeated operation while maintaining consistent electrical performance. Its standardized pin layout simplifies PCB design and supports efficient assembly processes. Kinghelm maintains strict quality control standards throughout manufacturing to ensure product consistency and dependable performance. This commitment to quality helps equipment manufacturers reduce maintenance costs and improve end-user satisfaction. For businesses seeking reliable electronic switching components, the KH-SS24E01-G6 provides an effective balance between performance, durability, and cost efficiency. Suitable for a Wide Range of Electronic Applications Thanks to its compact size and stable operation, the KH-SS24E01-G6 Slide Switch is suitable for a wide variety of electronic applications. In consumer electronics, it can be used for function selection and control operations. In communication equipment, it supports signal routing and device configuration. Industrial control systems can utilize the switch for operational settings and control functions, while compact electronic modules benefit from its space-saving design. Its versatility makes it an excellent choice for manufacturers seeking a dependable switching solution across multiple product categories. As demand for compact and reliable electronic devices continues to grow, the need for high-quality slide switches remains strong. The KH-SS24E01-G6 is designed to meet these evolving market requirements. Kinghelm KH-SS24E01-G6 Specification Conclusion The Kinghelm KH-SS24E01-G6 Slide Switch combines compact dimensions, reliable switching performance, and a space-saving vertical mounting design to meet the needs of modern electronic products. Whether used in consumer electronics, communication systems, industrial equipment, or embedded control devices, this slide switch provides stable operation and long-term reliability. For engineers and manufacturers looking for a compact and dependable switching solution, the KH-SS24E01-G6 is a practical choice that supports efficient product design and consistent performance. Explore more high-quality electronic components from Kinghelm and discover reliable solutions for your next project. About Kinghelm Shenzhen Kinghelm Electronics Co., Ltd.（www.kinghelm.net）has technical backbones from Tsinghua University and UESTC, and has introduced overseas returnee professionals. Kinghelm is able to develop highly reliable and high-performance antenna and connector products.KH series products of "Kinghelm" brand include Beidou/GPS antennas, RF adapter connectors, plug connector, electrical data connectors, terminals, and customized vehicle harnesses, industrial / medical connectors, and special antenna connectors."Kinghelm connects world", Kinghelm has grown with the development of China's Beidou industry. Starting from supplying Beidou/GPS dual mode antennas, IPEX terminals, and RF adapter cables for automotive manufacturers, Kinghelm has continuously developed products. Currently, it has a series of WiFi, Bluetooth, NB-loT, LoRa, Zigbee, UWB, and GSM antennas, RFID tags, RF adapter cables, standard microwave antennas, vehicle grade SMA, SMB, FAKRA holders, coaxial cables, and can customize non-standard antenna connectors based on customer drawings or samples.

In today's rapidly evolving electronics industry, even a small switching component can significantly impact the performance, usability, and reliability of an electronic device. From consumer electronics and industrial automation systems to communication equipment and testing instruments, engineers require switching solutions that offer stable operation, long service life, and precise control. As one of the essential components in electronic circuit design, slide switches remain widely used due to their simple structure, intuitive operation, and dependable performance. The Kinghelm KH-SS25D01-G2 Slide Switch is designed to meet these demands. Featuring a dual-circuit control design, vertical through-hole mounting, and a compact 2-position sliding mechanism, this switch provides efficient and reliable circuit control for a wide range of electronic applications. Its robust metal housing and precise switching performance make it an ideal choice for modern electronic equipment requiring dependable mode selection and circuit switching functions. Kinghelm KH-SS25D01-G2 Product Image Dual-Circuit Switching Design for Flexible Control The KH-SS25D01-G2 utilizes a dual-circuit switching structure, enabling simultaneous control of two independent circuits. Compared with simpler single-circuit switches, this design offers greater flexibility and functionality, making it suitable for more versatile electrical control systems. With its 2-position sliding mechanism and 2mm travel distance, the switch allows users to quickly and accurately change operating modes. The carefully engineered sliding action provides clear tactile feedback while minimizing the possibility of accidental switching. For designers seeking efficient multi-function control solutions, the KH-SS25D01-G2 simplifies circuit layouts and reduces the number of additional switching components required. This contributes to lower system complexity and improved overall design efficiency. Whether used for signal routing, function selection, or operational mode switching, the switch delivers reliable performance across various electronic applications. Vertical Through-Hole Mounting Enhances Installation Reliability Manufacturing efficiency and assembly reliability are increasingly important considerations in modern electronics production. The KH-SS25D01-G2 adopts a vertical through-hole (DIP) mounting design, offering excellent soldering stability and mechanical strength. The switch measures 18.5mm in overall length and features a compact body width of only 6.6mm. This space-saving design helps engineers maximize PCB utilization while maintaining sufficient operating accessibility. Compared with some surface-mount alternatives, through-hole mounting provides stronger mechanical retention and improved resistance to vibration and physical stress. This makes the switch particularly suitable for industrial equipment, communication devices, and applications where long-term durability is essential. Additionally, the vertical installation structure allows greater flexibility in product enclosure and panel design, making it easier to integrate into a variety of electronic systems. Durable Metal Housing Improves Reliability and Protection Electronic devices often operate in environments where vibration, impact, frequent operation, and electromagnetic interference may affect component performance. To address these challenges, the KH-SS25D01-G2 features a fully enclosed metal housing that enhances both durability and operational stability. The metal casing protects internal contacts from external influences while increasing the switch's structural strength. This robust design helps maintain reliable performance throughout transportation, assembly, and long-term operation. The black actuator is manufactured from POM (Polyoxymethylene) engineering plastic, known for its excellent wear resistance, dimensional stability, and mechanical properties. Even after repeated switching cycles, the actuator maintains smooth and consistent operation. Furthermore, the optimized internal contact structure ensures dependable electrical connectivity during every switching action. Stable contact performance helps reduce the risk of signal interruption or circuit malfunction, contributing to the overall reliability of the electronic system. Wide Range of Applications Across Multiple Industries Thanks to its compact dimensions and durable construction, the KH-SS25D01-G2 is suitable for numerous applications across different industries. In consumer electronics, it can be used for power selection, operating mode switching, and functional control in products such as Bluetooth speakers, remote controls, gaming devices, and small household appliances. In communication equipment, the switch supports signal routing, system configuration, and operational mode selection for network devices and wireless terminals. For industrial control systems, it serves as a reliable solution for parameter settings, circuit switching, and equipment operation management. In test and measurement instruments, the switch enables accurate signal path selection and function control, supporting efficient and reliable device operation. As smart devices, IoT products, and automation systems continue to expand globally, demand for dependable switching components is increasing. The KH-SS25D01-G2 provides engineers with a practical and reliable solution that meets the evolving requirements of modern electronic design. To achieve optimal performance, proper soldering practices should be followed during installation. Engineers should ensure accurate pin alignment, avoid applying excessive force to the actuator, and provide adequate clearance for smooth operation throughout the full 2mm switching travel. Kinghelm KH-SS25D01-G2 Specification Conclusion The Kinghelm KH-SS25D01-G2 Slide Switch combines dual-circuit switching capability, a compact vertical through-hole design, durable metal housing, and smooth two-position operation to deliver dependable circuit control for a wide variety of electronic devices. Whether used in consumer electronics, industrial automation, communication systems, or measurement equipment, this slide switch provides stable and efficient switching performance. As a trusted electronic component manufacturer, Kinghelm continues to develop high-quality connectivity and control solutions for global customers. The KH-SS25D01-G2 exemplifies Kinghelm's commitment to reliability, functionality, and engineering excellence, making it an excellent choice for designers seeking dependable slide switch solutions in modern electronic applications. About Kinghelm Shenzhen Kinghelm Electronics Co., Ltd.（www.kinghelm.net）has technical backbones from Tsinghua University and UESTC, and has introduced overseas returnee professionals. Kinghelm is able to develop highly reliable and high-performance antenna and connector products.KH series products of "Kinghelm" brand include Beidou/GPS antennas, RF adapter connectors, plug connector, electrical data connectors, terminals, and customized vehicle harnesses, industrial / medical connectors, and special antenna connectors."Kinghelm connects world", Kinghelm has grown with the development of China's Beidou industry. Starting from supplying Beidou/GPS dual mode antennas, IPEX terminals, and RF adapter cables for automotive manufacturers, Kinghelm has continuously developed products. Currently, it has a series of WiFi, Bluetooth, NB-loT, LoRa, Zigbee, UWB, and GSM antennas, RFID tags, RF adapter cables, standard microwave antennas, vehicle grade SMA, SMB, FAKRA holders, coaxial cables, and can customize non-standard antenna connectors based on customer drawings or samples.

As electronic devices continue to evolve toward greater functionality and integration, reliable switching components play a crucial role in ensuring stable circuit operation and user-friendly control. In applications requiring multiple operating modes, signal routing options, or function selection, a high-quality slide switch can significantly improve system performance and design flexibility. The Kinghelm KH-SS26D01-G6 Vertical Through-Hole Slide Switch is designed to meet these demands. Featuring a Double Pole Six Throw (DP6T) configuration, a shorting contact mechanism, and a compact through-hole mounting structure, this switch provides engineers with a dependable solution for complex circuit control requirements across industrial, communication, instrumentation, and consumer electronic applications. Kinghelm KH-SS26D01-G6 Product Image DP6T Configuration Enables Flexible Multi-Position Switching One of the key advantages of the KH-SS26D01-G6 is its Double Pole Six Throw (DP6T) circuit structure. The switch incorporates two independent poles and six selectable positions, allowing multiple signal paths or operating modes to be controlled within a single component. Compared with conventional SPST, SPDT, or DPDT switches, the DP6T design offers significantly greater functionality while minimizing PCB space requirements. Typical applications include: Function selection in industrial control systems Frequency or channel switching in communication equipment Signal routing in audio devices Mode selection in test and measurement instruments Multi-state control in smart electronic products By integrating multiple switching functions into a single component, engineers can simplify circuit architecture, reduce component count, and improve overall system efficiency. Shorting Contact Design Ensures Continuous Signal Transfer The KH-SS26D01-G6 adopts a SHORTING (Make-Before-Break) contact mechanism. During position transitions, the new contact is connected before the previous contact is disconnected, creating a brief overlap that maintains circuit continuity. This design helps prevent temporary signal interruptions that may occur during switching operations. Key benefits include: Reduced signal interruption Improved switching reliability Enhanced operational stability Minimized system glitches during mode changes This feature is particularly valuable in communication systems, audio equipment, and industrial electronics where uninterrupted signal transmission is critical for proper operation. By maintaining continuity during switching, the KH-SS26D01-G6 contributes to a smoother and more reliable user experience. Compact Dimensions Support Space-Efficient PCB Designs Modern electronic products increasingly require compact and efficient component layouts. The KH-SS26D01-G6 is designed with a space-saving form factor: Switch Length: 21.5 mm Switch Width: 6.6 mm Base Height: 10.5 mm Actuator Type: Rectangular Lever Terminal Style: PC Pins Mounting Type: Vertical Through-Hole The compact structure allows designers to optimize PCB layouts while maintaining easy accessibility for manual operation. Its rectangular actuator provides clear tactile feedback and comfortable operation, making it suitable for products that require frequent mode selection or configuration changes. The switch's dimensions also enable integration into devices where internal space is limited without sacrificing functionality. Through-Hole PC Pins Improve Mechanical Stability The KH-SS26D01-G6 utilizes PC pin terminals designed for through-hole mounting. Compared with some surface-mount alternatives, through-hole construction offers enhanced mechanical strength and long-term reliability, particularly in demanding operating environments. Advantages include: Strong solder joint integrity Excellent vibration resistance Compatibility with wave soldering processes Reliable electrical connections Efficient mass production capability The vertical mounting structure further enhances design flexibility by making effective use of available PCB space. For industrial equipment, communication systems, and control devices where durability is essential, the through-hole design provides an additional level of operational security. RoHS Compliant for Global Environmental Standards Environmental compliance has become a critical requirement for electronic product manufacturing worldwide. The Kinghelm KH-SS26D01-G6 is fully compliant with RoHS regulations, ensuring that restricted hazardous substances are controlled throughout the manufacturing process. Benefits of RoHS compliance include: Compliance with international environmental regulations Support for global market access Alignment with sustainable manufacturing practices Enhanced product credibility for export projects By selecting RoHS-compliant components, manufacturers can simplify certification processes and support environmentally responsible product development. Ideal Applications Across Multiple Industries Thanks to its DP6T architecture, shorting contact design, compact dimensions, and robust construction, the Kinghelm KH-SS26D01-G6 is suitable for a wide range of applications, including: Industrial automation equipment Communication devices Test and measurement instruments Audio and multimedia systems Smart home products Consumer electronics Embedded control systems IoT devices Its versatility makes it an excellent choice for engineers seeking dependable multi-position switching solutions. Kinghelm KH-SS26D01-G6 Specification Conclusion The Kinghelm KH-SS26D01-G6 Vertical Through-Hole Slide Switch combines a DP6T configuration, make-before-break switching mechanism, compact dimensions, and reliable through-hole mounting into a single high-performance component. Whether used in industrial control systems, communication equipment, instrumentation, or advanced consumer electronics, this switch delivers dependable multi-position control and stable signal switching performance. For engineers looking for a reliable and flexible slide switch solution, the Kinghelm KH-SS26D01-G6 provides an effective balance of functionality, durability, and design efficiency. About Kinghelm Shenzhen Kinghelm Electronics Co., Ltd.（www.kinghelm.net）has technical backbones from Tsinghua University and UESTC, and has introduced overseas returnee professionals. Kinghelm is able to develop highly reliable and high-performance antenna and connector products.KH series products of "Kinghelm" brand include Beidou/GPS antennas, RF adapter connectors, plug connector, electrical data connectors, terminals, and customized vehicle harnesses, industrial / medical connectors, and special antenna connectors."Kinghelm connects world", Kinghelm has grown with the development of China's Beidou industry. Starting from supplying Beidou/GPS dual mode antennas, IPEX terminals, and RF adapter cables for automotive manufacturers, Kinghelm has continuously developed products. Currently, it has a series of WiFi, Bluetooth, NB-loT, LoRa, Zigbee, UWB, and GSM antennas, RFID tags, RF adapter cables, standard microwave antennas, vehicle grade SMA, SMB, FAKRA holders, coaxial cables, and can customize non-standard antenna connectors based on customer drawings or samples.

In today's rapidly evolving electronics industry, the reliability of even the smallest component can significantly impact the performance of an entire device. Among these components, slide switches play a crucial role in power control, mode selection, signal switching, and user interface operations. Whether used in industrial automation systems, communication equipment, measurement instruments, or consumer electronics, a high-quality slide switch ensures stable electrical performance, long service life, and dependable operation. The Kinghelm KH-SS33E05-G5 Slide Switch is designed to meet these demanding requirements. Featuring a robust through-hole mounting structure, silver-plated contacts, and environmentally compliant materials, this switch provides a reliable solution for engineers and manufacturers seeking durability, conductivity, and consistent performance in a compact design. Kinghelm KH-SS33E05-G5 Product Image Compact Structure Designed for Stable Installation The KH-SS33E05-G5 adopts a through-hole (THT) package, allowing secure PCB mounting and strong mechanical retention. Compared with many surface-mount alternatives, through-hole switches provide enhanced durability in applications exposed to vibration, frequent operation, or harsh working environments. The switch features a top dimension of 16.5mm in length and 8.5mm in width, making it suitable for a wide range of electronic equipment while maintaining efficient space utilization. The actuator knob has a width of 3mm and an exposed height of 5mm, offering a comfortable operating experience and clear tactile feedback during switching. The overall switch height is 8.6mm, with a base height of 5.5mm. Its total PCB pin span measures 15.1mm, providing secure board attachment and improved mechanical stability. The bottom layout incorporates a dual-row, three-column pin arrangement along with positioning holes, ensuring accurate installation and reducing the risk of movement after soldering. This structural design makes the KH-SS33E05-G5 particularly suitable for industrial control systems, communication devices, power supplies, instrumentation, and other applications where long-term operational reliability is essential. High-Quality Materials Ensure Excellent Electrical Performance The performance of a slide switch largely depends on the quality of its materials and contact design. Kinghelm has carefully selected premium materials for the KH-SS33E05-G5 to maximize durability and electrical conductivity. The actuator knob is manufactured from POM (Polyoxymethylene), commonly known as acetal engineering plastic. POM is widely recognized for its excellent wear resistance, dimensional stability, and mechanical strength. Even under frequent operation, it maintains smooth movement and reliable performance. The switch terminals are made from H62 brass, a material known for its excellent conductivity, corrosion resistance, and mechanical durability. H62 brass is commonly used in high-quality electrical and electronic components because of its ability to maintain stable electrical connections over extended periods. One of the most significant advantages of the KH-SS33E05-G5 is its fully silver-plated contacts and solder terminals. Silver possesses the highest electrical conductivity among all metals, helping reduce contact resistance and improve current transfer efficiency. The silver plating also enhances oxidation resistance, ensuring stable switching performance throughout the product's service life. As a result, the switch is well suited for applications requiring dependable signal transmission and consistent electrical contact performance. Wide Range of Applications Across Multiple Industries Thanks to its reliable structure and superior electrical characteristics, the KH-SS33E05-G5 can be deployed in a wide variety of electronic and industrial systems. In industrial automation equipment, slide switches are frequently used for mode selection, operational control, and configuration settings. Reliable contact performance helps prevent signal interruption and improves overall system stability. In testing and measurement instruments, precise switching is essential for maintaining accuracy and user efficiency. The KH-SS33E05-G5 provides clear operational feedback and dependable switching action, supporting professional-grade equipment performance. Communication and networking devices often operate continuously for extended periods. The silver-plated contact system of this switch helps maintain low resistance and reliable connectivity, contributing to long-term system reliability. Additional applications include: Industrial control systems Power supply equipment Security and surveillance devices Communication terminals Smart home products Medical electronics Educational equipment Consumer electronic devices Instrumentation and testing equipment As part of the broader Kinghelm product portfolio, the KH-SS33E05-G5 complements a comprehensive range of connectors, antennas, RF components, and electronic interconnect solutions designed for global customers. Certified Quality and Environmental Compliance As international markets continue to demand higher standards for product quality and environmental responsibility, compliance certifications have become increasingly important. The KH-SS33E05-G5 is manufactured using materials that fully comply with RoHS environmental requirements and contain no restricted hazardous substances such as lead, cadmium, or mercury. This ensures compatibility with modern environmental regulations and supports sustainable product development. Kinghelm has established a comprehensive quality management system to ensure consistent product performance and customer satisfaction. The company has successfully obtained ISO 9001 Quality Management System Certification and ISO 14001 Environmental Management System Certification. In addition, Kinghelm products comply with RoHS and REACH environmental standards, helping customers meet international market requirements. Furthermore, Kinghelm has obtained the internationally recognized D-U-N-S® (Dun & Bradstreet) certification, demonstrating the company's credibility and reliability within the global supply chain ecosystem. These certifications reflect Kinghelm's commitment to quality assurance, environmental responsibility, and continuous improvement. By combining advanced manufacturing processes, strict quality control procedures, and internationally recognized certifications, Kinghelm provides customers with dependable electronic components that support both domestic and international product development projects. Kinghelm KH-SS33E05-G5 Specification Conclusion The Kinghelm KH-SS33E05-G5 Slide Switch is engineered to deliver reliable switching performance, excellent conductivity, and long-term durability. Featuring a robust through-hole design, POM actuator, H62 brass terminals, and fully silver-plated contacts, it provides an ideal solution for industrial control equipment, communication systems, instrumentation, power supplies, and various electronic applications. Backed by Kinghelm's certified quality management systems, including ISO 9001, ISO 14001, RoHS, REACH, and D-U-N-S® certifications, the KH-SS33E05-G5 offers customers confidence in both product performance and supply reliability. For engineers, purchasing managers, and product designers seeking a dependable slide switch solution, the Kinghelm KH-SS33E05-G5 represents a practical choice that combines quality materials, proven performance, and international compliance standards. About Kinghelm Shenzhen Kinghelm Electronics Co., Ltd.（www.kinghelm.net）has technical backbones from Tsinghua University and UESTC, and has introduced overseas returnee professionals. Kinghelm is able to develop highly reliable and high-performance antenna and connector products.KH series products of "Kinghelm" brand include Beidou/GPS antennas, RF adapter connectors, plug connector, electrical data connectors, terminals, and customized vehicle harnesses, industrial / medical connectors, and special antenna connectors."Kinghelm connects world", Kinghelm has grown with the development of China's Beidou industry. Starting from supplying Beidou/GPS dual mode antennas, IPEX terminals, and RF adapter cables for automotive manufacturers, Kinghelm has continuously developed products. Currently, it has a series of WiFi, Bluetooth, NB-loT, LoRa, Zigbee, UWB, and GSM antennas, RFID tags, RF adapter cables, standard microwave antennas, vehicle grade SMA, SMB, FAKRA holders, coaxial cables, and can customize non-standard antenna connectors based on customer drawings or samples.

Modern electronic devices continue to evolve toward higher functionality, greater integration, and more compact designs. As products become increasingly sophisticated, engineers often face challenges when implementing multiple operating modes, signal routing options, and circuit selection functions within limited PCB space. Traditional switching solutions may require multiple components, increasing circuit complexity, assembly costs, and potential failure points. To address these challenges, the Kinghelm KH-SS43D01-G9 Slide Switch provides a practical and efficient solution. Featuring a 4P3T (Four-Pole Triple-Throw) configuration, compact dimensions, and a reliable through-hole mounting structure, this switch enables flexible multi-circuit control while maintaining ease of installation and long-term operational stability. It is widely suitable for audio equipment, industrial control systems, smart home devices, communication terminals, test instruments, and various consumer electronics applications. Simplifying Complex Circuit Switching Requirements As electronic products become more feature-rich, the demand for multi-mode operation continues to increase. Devices often require switching between different operating states, signal paths, or control functions. In many designs, engineers must manage multiple independent circuits simultaneously while keeping system architecture simple and reliable. The KH-SS43D01-G9 addresses this need with its four-pole triple-throw switching mechanism. Unlike conventional single-pole switches, this design allows multiple circuits to be switched together through a single component. By consolidating several switching functions into one device, engineers can reduce the number of required components, simplify PCB routing, and improve overall design efficiency. This capability is particularly valuable in industrial control panels, testing equipment, and communication systems where synchronized circuit switching is critical. The result is a cleaner design with fewer interconnection points and improved system reliability. Solving Space Constraints in Modern Electronic Devices One of the biggest challenges in electronic product development today is limited installation space. Whether designing portable devices, smart home products, or compact communication equipment, engineers must carefully optimize every millimeter of PCB real estate. The Kinghelm KH-SS43D01-G9 features a compact structure with an overall switch length of 22 mm and a width of only 3 mm. Its slim profile helps maximize available board space while still providing convenient manual operation. The rectangular actuator design offers a comfortable switching experience and clear position recognition, helping users quickly select the desired operating mode. This combination of compact dimensions and user-friendly operation makes the switch particularly suitable for applications where both functionality and space efficiency are important. For designers seeking to reduce product size without sacrificing performance, the KH-SS43D01-G9 provides an effective solution. Reliable Installation and Long-Term Mechanical Stability In mass production environments, component installation efficiency is just as important as electrical performance. Products that are difficult to assemble can increase manufacturing costs and reduce production consistency. The KH-SS43D01-G9 utilizes a PC pin through-hole mounting design that is compatible with standard PCB soldering processes. This mature installation method simplifies assembly procedures and supports efficient large-scale manufacturing. Beyond installation convenience, mechanical reliability remains a critical factor for any switch used in frequent operation. The switch is designed with a stable sliding mechanism that delivers smooth movement and clear tactile feedback during operation. This helps minimize accidental switching and enhances the overall user experience. Its robust mechanical structure also contributes to long service life, making it suitable for equipment that requires repeated mode changes throughout its operational lifespan. Versatile Applications Across Multiple Industries Thanks to its multi-circuit switching capability and compact design, the KH-SS43D01-G9 can be integrated into a wide variety of electronic systems. In audio equipment, it can be used for source selection and function switching. In industrial control systems, it supports operating mode changes and signal routing functions. Smart home devices benefit from its ability to manage different control modes within limited space. Communication terminals can utilize the switch for network mode selection and signal management, while testing and measurement instruments can implement channel selection and operational control functions. Consumer electronics manufacturers also appreciate its balance between size, functionality, and installation convenience. These characteristics make the switch a practical choice across numerous product categories. As electronic systems continue to demand greater flexibility and higher integration levels, reliable switching components become increasingly important. The Kinghelm KH-SS43D01-G9 provides engineers with an efficient, space-saving, and dependable solution for multi-circuit control applications. Conclusion The Kinghelm KH-SS43D01-G9 4P3T Slide Switch combines flexible circuit switching, compact dimensions, straightforward installation, and dependable mechanical performance in a single component. Whether used in industrial equipment, smart home systems, communication devices, audio products, or testing instruments, it helps simplify circuit design while improving operational reliability. For engineers seeking a compact and efficient switching solution capable of handling multiple circuit paths and operating modes, the KH-SS43D01-G9 represents a practical choice that supports both design flexibility and long-term performance. As part of Kinghelm's growing portfolio of electronic components, this slide switch continues to provide reliable support for modern electronic product development. About Kinghelm Shenzhen Kinghelm Electronics Co., Ltd.（www.kinghelm.net）has technical backbones from Tsinghua University and UESTC, and has introduced overseas returnee professionals. Kinghelm is able to develop highly reliable and high-performance antenna and connector products.KH series products of "Kinghelm" brand include Beidou/GPS antennas, RF adapter connectors, plug connector, electrical data connectors, terminals, and customized vehicle harnesses, industrial / medical connectors, and special antenna connectors."Kinghelm connects world", Kinghelm has grown with the development of China's Beidou industry. Starting from supplying Beidou/GPS dual mode antennas, IPEX terminals, and RF adapter cables for automotive manufacturers, Kinghelm has continuously developed products. Currently, it has a series of WiFi, Bluetooth, NB-loT, LoRa, Zigbee, UWB, and GSM antennas, RFID tags, RF adapter cables, standard microwave antennas, vehicle grade SMA, SMB, FAKRA holders, coaxial cables, and can customize non-standard antenna connectors based on customer drawings or samples.

With the rapid growth of smart vehicles, drones, wearable electronics, industrial IoT, and intelligent navigation devices, high-precision positioning technology has become an essential function in modern electronic products. From automotive navigation and asset tracking to portable GPS terminals and smart logistics systems, Global Navigation Satellite Systems (GNSS) are now widely integrated into numerous applications. In these RF receiving systems, Surface Acoustic Wave (SAW) filters play a critical role in ensuring signal stability and positioning accuracy. Kinghelm KH-SAWF158A Product Image To meet the increasing demand for multi-system navigation compatibility, Kinghelm introduced the KH-SAWF158A SAW Filter, a compact and low-loss RF filter designed for GPS, COMPASS (BeiDou), and GLONASS applications. With excellent insertion loss performance, high out-of-band attenuation, and ultra-small packaging, the KH-SAWF158A provides a reliable RF filtering solution for modern GNSS devices. Growing Demand for Multi-Mode GNSS RF Filters In recent years, GNSS technology has evolved from single-system GPS positioning to multi-mode satellite navigation combining GPS, BeiDou, and GLONASS. Multi-system positioning significantly improves navigation accuracy, satellite acquisition speed, and signal stability, especially in urban environments, underground parking areas, and industrial scenarios where signal interference and multipath effects are common. However, GNSS signals are extremely weak and highly susceptible to interference from LTE, Wi-Fi, Bluetooth, and other wireless communication systems. Without effective RF filtering, unwanted signals and noise can reduce receiver sensitivity and negatively impact positioning performance. The KH-SAWF158A was specifically developed to address these challenges. By accurately filtering target GNSS frequency bands while suppressing unwanted RF interference, the device helps maintain stable and high-quality signal reception in complex wireless environments. Compact Structure Designed for Modern Electronics As electronic products continue to become smaller and more integrated, RF components must also support compact PCB designs. The KH-SAWF158A adopts an ultra-miniature SMD-5P package with dimensions of only 1.1 × 0.9 mm, making it ideal for space-constrained applications such as wearable devices, navigation modules, and portable electronics. The filter operates using Surface Acoustic Wave technology. Inside the device, interdigital transducers convert electrical RF signals into acoustic waves propagating along a piezoelectric substrate surface. Only the desired frequency signals are allowed to pass, while unwanted frequencies are attenuated, achieving precise frequency filtering. Compared with traditional LC filter solutions, SAW filters offer several advantages, including: Compact size Excellent frequency selectivity Stable high-frequency performance High consistency in mass production Lower design complexity Because of these benefits, SAW filters are widely used in RF front-end circuits for wireless communication and satellite navigation systems. The KH-SAWF158A features a center frequency of 1.5824 GHz and supports the operating bands required for GPS, BeiDou, and GLONASS systems. Core Performance Advantages The performance of an RF filter directly affects the sensitivity and reliability of GNSS receivers. The KH-SAWF158A is optimized for low insertion loss and strong out-of-band suppression to ensure stable navigation performance. Low Insertion Loss The filter provides only 2 dB insertion loss, minimizing signal attenuation in the RF receiving chain. Since satellite signals are naturally weak, reducing RF loss is critical for improving receiver sensitivity and satellite acquisition capability, particularly in weak-signal environments. High Out-of-Band Attenuation The KH-SAWF158A offers 40 dB attenuation performance, effectively suppressing interference from: LTE communication signals Wi-Fi signals Bluetooth interference Harmonic noise and RF spurious signals This high rejection capability improves the signal-to-noise ratio of GNSS receivers and enhances overall positioning stability. Multi-System GNSS Compatibility The filter supports multiple navigation systems, including: GPS BeiDou (COMPASS) GLONASS Multi-mode GNSS positioning provides faster satellite tracking, improved positioning precision, and stronger anti-interference capability compared with single-system solutions. Standard 50Ω Impedance Matching The device adopts a 50-ohm input and output impedance design, allowing easy integration with mainstream RF front-end circuits and reducing matching complexity during system development. Wide Range of Applications Thanks to its compact size and reliable RF performance, the KH-SAWF158A can be widely used in various GNSS-enabled devices. Automotive Navigation Systems Modern vehicles require stable and accurate positioning performance even in dense urban environments. The KH-SAWF158A helps improve GNSS signal quality and navigation reliability in automotive applications. Drones and UAVs Drones rely heavily on accurate positioning for flight stability and route control. The low insertion loss design enhances weak-signal reception and supports stable navigation during flight. Smart Wearable Devices Wearable electronics demand highly integrated and compact components. The miniature SMD package of the KH-SAWF158A helps reduce PCB space usage while maintaining reliable GNSS performance. Industrial IoT and Tracking Systems The filter is also suitable for: Asset tracking devices Smart logistics terminals Shared mobility systems Portable navigation equipment Industrial positioning modules Surveying and mapping instruments As the adoption of BeiDou and multi-mode GNSS technology continues to expand, the demand for high-performance RF filters will continue to grow across global markets. Future Trends in RF Components Driven by the rapid growth of 5G communication, smart vehicles, IoT devices, and satellite navigation technologies, the RF component industry is experiencing continuous innovation. SAW filters remain one of the most important components in RF front-end systems due to their compact size and stable filtering performance. With the accelerating commercialization of BeiDou navigation systems, the demand for localized high-performance GNSS RF components is also increasing. Kinghelm continues to expand its product portfolio in RF connectors, antennas, and filtering solutions, providing reliable electronic components for wireless communication and navigation industries. The KH-SAWF158A demonstrates Kinghelm’s capability in RF component development and offers customers a competitive solution for modern GNSS applications. Kinghelm KH-SAWF158A Specification Conclusion As multi-mode satellite navigation becomes increasingly important in modern electronic systems, RF front-end performance plays a critical role in positioning accuracy and signal stability. The Kinghelm KH-SAWF158A SAW Filter combines low insertion loss, high attenuation performance, compact packaging, and multi-system compatibility to provide an efficient RF filtering solution for GPS, BeiDou, and GLONASS applications. With the continued expansion of smart transportation, industrial IoT, drones, and wearable electronics, high-performance GNSS RF filters like the KH-SAWF158A will continue to support the development of more reliable and accurate positioning systems worldwide. About Kinghelm Shenzhen Kinghelm Electronics Co., Ltd.（www.kinghelm.net）has technical backbones from Tsinghua University and UESTC, and has introduced overseas returnee professionals. Kinghelm is able to develop highly reliable and high-performance antenna and connector products.KH series products of "Kinghelm" brand include Beidou/GPS antennas, RF adapter connectors, plug connector, electrical data connectors, terminals, and customized vehicle harnesses, industrial / medical connectors, and special antenna connectors."Kinghelm connects world", Kinghelm has grown with the development of China's Beidou industry. Starting from supplying Beidou/GPS dual mode antennas, IPEX terminals, and RF adapter cables for automotive manufacturers, Kinghelm has continuously developed products. Currently, it has a series of WiFi, Bluetooth, NB-loT, LoRa, Zigbee, UWB, and GSM antennas, RFID tags, RF adapter cables, standard microwave antennas, vehicle grade SMA, SMB, FAKRA holders, coaxial cables, and can customize non-standard antenna connectors based on customer drawings or samples. KH-SAWF158AView Product Details

In today’s rapidly evolving electronics industry, people often focus on processors, displays, batteries, and wireless communication technologies while overlooking the small yet essential components hidden inside electronic devices. In reality, many products rely heavily on basic electronic components to ensure stable performance and smooth user interaction. Among them, tactile switches play a critical role. From smart home devices and Bluetooth speakers to industrial controllers, medical instruments, and automotive electronics, tactile switches are widely used in almost every electronic product. They are responsible for powering devices on and off, switching functions, controlling menus, and enabling human-machine interaction. Kinghelm KH-6X6X9H-TJ-FS Product Image As electronic devices continue moving toward miniaturization, intelligence, and higher reliability, the demand for high-quality tactile switches is also increasing. The Kinghelm KH-6X6X9H-TJ-FS tactile switch is designed to meet these market demands with stable electrical performance, durable mechanical structure, and excellent compatibility for various electronic applications. The Rising Demand for Tactile Switches in Smart Electronics The rapid development of smart electronics and IoT technologies has significantly expanded the global electronic equipment market. Devices are becoming smaller, more integrated, and more intelligent, placing higher requirements on every component inside the system. As one of the most frequently used electronic control components, tactile switches directly influence operational stability and user experience. Whether in consumer electronics, industrial automation, or smart home systems, users expect buttons to respond quickly, operate smoothly, and maintain reliability after years of repeated use. For example, smart locks require long-term operational stability, industrial equipment demands vibration resistance, and consumer devices prioritize comfortable tactile feedback. These diverse application scenarios have accelerated the demand for durable and highly reliable tactile switches. The KH-6X6X9H-TJ-FS tactile switch from Kinghelm is developed specifically for modern electronic control systems. With its classic 6×6mm design and dependable performance, it has become a popular choice for many electronic manufacturers. Classic Structural Design Enhances Reliability In the electronics manufacturing industry, structural design often determines the durability and compatibility of a component. The KH-6X6X9H-TJ-FS adopts a through-hole DIP mounting structure with dimensions of 6mm × 6mm and a height of 9mm. This standard size is widely accepted in the electronics industry, making it highly compatible with numerous PCB layouts and circuit designs. Compared with surface-mount tactile switches, through-hole switches offer stronger soldering reliability and better mechanical stability. They are particularly suitable for industrial equipment, household appliances, and products operating under vibration or long-term usage conditions. The switch uses a single-pole single-throw (SPST) structure that provides fast and stable signal transmission. Its round black actuator button also delivers a clear tactile response and comfortable user operation. For modern electronics, a high-quality button is not simply about functioning properly. It must also offer durability, consistent feedback, and long-term reliability. Reliable Performance for Multiple Industries As electronic products become more advanced, the importance of switch reliability and lifespan continues to grow. The KH-6X6X9H-TJ-FS is rated at DC12V 50mA, making it suitable for low-voltage control circuits. Its contact resistance is limited to 50mΩ maximum, helping reduce electrical loss and improve signal stability during operation. The operating force is approximately 250gf, providing balanced tactile feedback that prevents accidental triggering while maintaining comfortable button operation. This optimized force level is ideal for both industrial and consumer electronic applications. In addition, the switch supports a mechanical life of over 100,000 cycles, ensuring long-term durability even under frequent usage conditions. For electronic manufacturers, longer switch lifespan means reduced maintenance costs and improved product reliability. The switch also features a short travel distance of 0.3±0.1mm, allowing fast response speed and precise control. Such performance characteristics are highly valued in modern electronic devices that require quick and efficient user interaction. Wide Application Across Electronic Industries Thanks to its universal size and stable performance, the KH-6X6X9H-TJ-FS tactile switch can be widely used in various electronic sectors. In consumer electronics, it is suitable for Bluetooth speakers, remote controllers, gaming devices, wireless accessories, and portable gadgets. As demand for smart portable devices continues rising, tactile switches remain essential components for user control systems. In smart home applications, tactile switches are commonly used in smart panels, intelligent lighting systems, security devices, and smart locks. These products often operate continuously for years, making long-term reliability extremely important. Industrial automation is another major application field. Industrial equipment requires components that can withstand vibration, repeated operation, and harsh working environments. Through-hole tactile switches provide stronger mechanical stability than many surface-mount alternatives, making them ideal for industrial control systems. The switch can also be applied in medical electronics, communication devices, and automotive electronic systems, where stable signal control and compact structural design are critical. The Future Trend of Tactile Switch Industry The tactile switch market is evolving alongside the development of AIoT, smart manufacturing, and industrial automation technologies. Miniaturization remains one of the major trends in the electronics industry. Future electronic devices will continue demanding smaller components with higher integration density and improved functionality. At the same time, higher durability requirements are becoming increasingly important. Users expect electronic devices to last longer, which pushes manufacturers to improve switch lifespan, contact materials, and production quality. Automation and intelligent manufacturing are also driving the industry toward higher precision and consistency. Modern production lines require components with stable dimensions, reliable solderability, and excellent quality control standards. In recent years, Chinese electronic component manufacturers have made significant progress in technology development and supply chain capabilities. Brands like Kinghelm are continuously improving product quality, manufacturing standards, and global market competitiveness. As the global electronics industry continues evolving, high-quality tactile switches will remain essential components supporting the next generation of smart devices. Kinghelm KH-6X6X9H-TJ-FS Specification Conclusion Although tactile switches are small components inside electronic systems, they play a major role in device functionality and user experience. Reliable tactile feedback, stable electrical performance, and long operational life are all critical factors for modern electronic products. The KH-6X6X9H-TJ-FS tactile switch from Kinghelm combines classic through-hole structure, dependable electrical performance, precise tactile response, and durable mechanical lifespan in a compact design. With broad application potential in consumer electronics, smart home systems, industrial control equipment, medical devices, and communication products, this tactile switch provides a reliable solution for electronic manufacturers seeking stable and cost-effective control components. As electronic technology continues advancing, small components like tactile switches will continue playing an essential role in enabling smarter, more reliable, and more user-friendly electronic products worldwide. About Kinghelm Shenzhen Kinghelm Electronics Co., Ltd.（www.kinghelm.net）has technical backbones from Tsinghua University and UESTC, and has introduced overseas returnee professionals. Kinghelm is able to develop highly reliable and high-performance antenna and connector products.KH series products of "Kinghelm" brand include Beidou/GPS antennas, RF adapter connectors, plug connector, electrical data connectors, terminals, and customized vehicle harnesses, industrial / medical connectors, and special antenna connectors."Kinghelm connects world", Kinghelm has grown with the development of China's Beidou industry. Starting from supplying Beidou/GPS dual mode antennas, IPEX terminals, and RF adapter cables for automotive manufacturers, Kinghelm has continuously developed products. Currently, it has a series of WiFi, Bluetooth, NB-loT, LoRa, Zigbee, UWB, and GSM antennas, RFID tags, RF adapter cables, standard microwave antennas, vehicle grade SMA, SMB, FAKRA holders, coaxial cables, and can customize non-standard antenna connectors based on customer drawings or samples.

As electronic devices continue moving toward compact and high-density designs, connector selection has become increasingly important in PCB development. In applications such as smart devices, industrial controllers, communication modules, and embedded systems, engineers often need connectors that can save board space while maintaining stable electrical performance. The Kinghelm KH-1.27PH180-2X6P-L7.2-SMT is a 1.27mm pitch dual-row SMT pin header designed for automated surface-mount assembly. With its compact 2×6P structure, 180° SMT layout, and positioning post design, this connector is suitable for modern PCB layouts requiring efficient space utilization and reliable connections. Kinghelm KH-1.27PH180-2X6P-L7.2-SMT Product Image Space Constraints in PCB Design: Why Compact Connectors Matter In compact electronic products, PCB space is always limited. Traditional 2.54mm pin headers may occupy too much board area, making routing and component placement more difficult. The KH-1.27PH180-2X6P-L7.2-SMT uses a 1.27mm pitch structure, allowing engineers to integrate 12 pins within a smaller footprint. The dual-row design improves connection density while helping optimize overall PCB layout. Its 180-degree SMT mounting structure also supports low-profile installations, making it suitable for compact control boards and communication modules. Improving SMT Production Efficiency Modern electronics manufacturing relies heavily on automated SMT assembly lines. Connectors designed specifically for surface mounting can help reduce manual operations and improve production consistency. This Kinghelm SMT pin header adopts an SMD package with positioning posts, which helps maintain placement stability during high-speed pick-and-place processes. The structure is compatible with standard reflow soldering procedures, supporting efficient mass production. The square pin design also improves solder joint stability during assembly, helping manufacturers reduce alignment issues during the SMT process. Stable Electrical Connection for Daily Applications Connector reliability directly affects signal transmission and device stability. Poor contact performance may result in unstable communication or intermittent system operation. The KH-1.27PH180-2X6P-L7.2-SMT features brass contacts with gold plating, helping reduce oxidation while maintaining stable conductivity. With a rated current of 1A and a mating pin length of 4mm, the connector is suitable for various low-power signal transmission applications. Its operating temperature range of -40°C to +105°C also allows it to be used in different environmental conditions, including industrial and embedded systems. Typical Application Scenarios This 1.27mm dual-row SMT pin header can be used in a wide range of electronic products, including: Industrial control boards Smart home devices Communication modules IoT sensor systems Embedded development boards Consumer electronic devices Compact controller modules The compact SMT structure makes it especially useful for products requiring high-density PCB layouts. Kinghelm KH-1.27PH180-2X6P-L7.2-SMT Specification Connector Selection Tips for Engineers When selecting SMT pin headers for PCB projects, engineers should consider several important factors: PCB space limitations SMT assembly compatibility Pin count requirements Connector height and mating structure Operating temperature range Signal transmission stability The Kinghelm KH-1.27PH180-2X6P-L7.2-SMT provides a balanced combination of compact size, SMT compatibility, and practical connection performance, making it suitable for various electronic design projects. Conclusion As PCB designs become more compact and integrated, choosing the right connector plays an important role in both product reliability and manufacturing efficiency. The Kinghelm KH-1.27PH180-2X6P-L7.2-SMT dual-row SMT pin header offers a practical solution for high-density electronic applications with its 1.27mm pitch, SMT structure, and stable connection design. For engineers working on compact PCB projects, selecting suitable SMT pin headers early in the design stage can help simplify layout planning and improve assembly consistency. About Kinghelm Shenzhen Kinghelm Electronics Co., Ltd.（www.kinghelm.net）has technical backbones from Tsinghua University and UESTC, and has introduced overseas returnee professionals. Kinghelm is able to develop highly reliable and high-performance antenna and connector products.KH series products of "Kinghelm" brand include Beidou/GPS antennas, RF adapter connectors, plug connector, electrical data connectors, terminals, and customized vehicle harnesses, industrial / medical connectors, and special antenna connectors."Kinghelm connects world", Kinghelm has grown with the development of China's Beidou industry. Starting from supplying Beidou/GPS dual mode antennas, IPEX terminals, and RF adapter cables for automotive manufacturers, Kinghelm has continuously developed products. Currently, it has a series of WiFi, Bluetooth, NB-loT, LoRa, Zigbee, UWB, and GSM antennas, RFID tags, RF adapter cables, standard microwave antennas, vehicle grade SMA, SMB, FAKRA holders, coaxial cables, and can customize non-standard antenna connectors based on customer drawings or samples.

With the rapid development of the modern electronic industry, precision connectors act as core components for circuit connection in electronic devices, which are essential to ensure signal transmission and electrical conduction. As electronic products tend to be miniaturized, integrated and intelligent, the market has put forward higher standards for the dimensional accuracy, stability, adaptability and durability of connectors. Kinghelm, an experienced manufacturer in the connector industry, launches the KH-2FH-2X24P-H4.3-SMT surface-mount female header to meet the production demands of industrial and civil electronic equipment. Featuring standardized structural design, premium raw materials and rigorous production testing technology, this product has become a preferred accessory for wiring connection of small and medium-sized electronic equipment, widely applied in various industrial and commercial electronic scenarios. Kinghelm KH-2FH-2X24P-H4.3-SMT Product Image 1. Basic Product Specifications for Precision Assembly This female header connector is equipped with standardized specifications, compatible with mainstream SMT production processes to meet the requirements of automated mass assembly. Model KH-2FH-2X24P-H4.3-SMT adopts a 2mm pitch design with 2 rows and 24 pins. The compact arrangement effectively saves PCB installation space, conforming to the miniaturization and lightweight development trend of modern electronic products. Adopting SMD packaging, it is perfectly compatible with SMT processing procedures. It can be mounted directly by automated equipment without manual pin welding, greatly improving production efficiency and suiting large-scale electronic production lines. In terms of packaging and physical parameters, the product is supplied in tube packaging. This packaging method protects the pin structure during transportation and storage, preventing pin bending, oxidation and collision damage to ensure consistent product quality. The net weight of a single piece is only 2.625 grams. The lightweight feature will not cause extra load on the circuit board, making it suitable for the assembly and production of thin and light electronic equipment with balanced structural stability and assembly flexibility. The moderate height of 4.3mm fits most conventional PCB installation spaces with excellent universality. 2. Core Electrical Performance for Reliable Equipment Operation Electrical performance is the core criterion for evaluating connector quality and the key to guarantee the safe and stable operation of electronic equipment. The KH-2FH-2X24P-H4.3-SMT female header has been professionally tested and calibrated with balanced and high-quality electrical parameters, suitable for conventional low-voltage circuits in civil and industrial fields. Its rated current reaches 1.5A, providing stable current carrying capacity to meet the power supply and signal transmission demands of common electronic components and control circuit boards. The product excels in insulation and conductivity. The minimum insulation resistance reaches 1000MΩ, which effectively prevents electric leakage and cross-current, avoiding circuit short circuit and static interference to improve electrical safety. The maximum contact resistance is controlled within 20mΩ, reducing energy loss and heat generation during transmission to ensure efficient and smooth power and signal conduction. In addition, the withstanding voltage is up to AC 500V, resisting short-term voltage fluctuations and adapting to complex power supply environments to reduce component loss caused by unstable voltage. 3. Strong Environmental Adaptability for Diverse Application Scenarios Optimized for different geographical and working environments, this female header features a wide operating temperature range from -40°C to +105°C. It maintains stable physical structure and electrical performance in extremely low-temperature outdoor industrial control equipment and sealed high-temperature integrated electronic devices, without material aging, poor contact or insulation failure caused by temperature changes. Made of high-quality insulating plastic and high-elastic conductive terminals with advanced surface treatment technology, the product has excellent oxidation and corrosion resistance to resist humid, dusty and other harsh environments for an extended service life. Before delivery, all products undergo strict tests including insulation test, voltage resistance test and insertion test. The firm structure prevents loosening and ensures outstanding contact stability, avoiding signal interruption and reducing later maintenance costs. 4. Wide Application Range for Various Electronic Devices Benefiting from compact structure, stable performance and convenient mounting, the KH-2FH-2X24P-H4.3-SMT female header has a wide range of applications. In the industrial field, it is applicable to industrial control mainboards, automatic sensing equipment and small industrial control modules to ensure continuous and stable operation of industrial equipment. In the commercial and civil fields, it can be used for smart home circuit boards, communication electronic accessories, office automation equipment and digital control modules. Furthermore, compatible with mass standardized production, the tube packaging and SMT mounting process seamlessly connect with automated production lines, reducing manual assembly errors and improving assembly accuracy. It is highly suitable for bulk procurement by electronic manufacturers. With neat pin arrangement and stable transmission capability, it also has promising application prospects in embedded electronics, intelligent detection instruments and other segmented fields. Kinghelm KH-2FH-2X24P-H4.3-SMT Specification 5. Summary: Cost-Effective Precision Connection Component In conclusion, the Kinghelm KH-2FH-2X24P-H4.3-SMT female header has multiple advantages including standardized specifications, stable performance and wide adaptability. The 2mm precise pitch and SMD design meet modern electronic production requirements. Premium electrical parameters ensure safe circuit operation, and the wide temperature resistance adapts to diverse working conditions. Supported by strict factory inspection, the product delivers reliable quality. Against the backdrop of continuous upgrading of the electronic industry, this cost-effective and dependable female header empowers the industrial manufacturing and civil electronics industries. It provides a safe, stable and efficient circuit connection solution for various electronic devices, serving as an indispensable high-quality connecting component in precision electronic wiring. About Kinghelm Shenzhen Kinghelm Electronics Co., Ltd.（www.kinghelm.net）has technical backbones from Tsinghua University and UESTC, and has introduced overseas returnee professionals. Kinghelm is able to develop highly reliable and high-performance antenna and connector products.KH series products of "Kinghelm" brand include Beidou/GPS antennas, RF adapter connectors, plug connector, electrical data connectors, terminals, and customized vehicle harnesses, industrial / medical connectors, and special antenna connectors."Kinghelm connects world", Kinghelm has grown with the development of China's Beidou industry. Starting from supplying Beidou/GPS dual mode antennas, IPEX terminals, and RF adapter cables for automotive manufacturers, Kinghelm has continuously developed products. Currently, it has a series of WiFi, Bluetooth, NB-loT, LoRa, Zigbee, UWB, and GSM antennas, RFID tags, RF adapter cables, standard microwave antennas, vehicle grade SMA, SMB, FAKRA holders, coaxial cables, and can customize non-standard antenna connectors based on customer drawings or samples. KH-2FH-2X24P-H4.3-SMTView Product Details

As electronic devices continue to trend toward miniaturization and higher integration, connectors that bridge PCBs with external wiring must provide stable and secure connections within limited space. Screw terminals are widely adopted in industrial control, smart home appliances, power modules, and similar fields because they offer easy wiring, reliable locking, and no need for specialized crimping tools. The Kinghelm KH-A2508-03AB vertical SMT screw terminal is precisely such a product, balancing compact layout with robust performance. Kinghelm KH-A2508-03AB Product Image Product Positioning and Basic Structure The KH-A2508-03AB belongs to the wire-to-board header family of screw terminals. It features a 1x3P pin configuration (single row, three positions), with a total of 3 pins. The pitch between adjacent pins is 2.5 mm, which is considered a compact spacing. Compared to traditional 5.0 mm or 3.81 mm terminals, the 2.5 mm pitch allows more connection points on the same PCB area, helping to meet high‑density routing requirements. The mounting style is "vertical SMT" (vertical surface mount). After soldering, the terminal body stands perpendicular to the circuit board, with its pins directly attached to the PCB pads for reflow or hand soldering. This vertical SMT approach avoids consuming space on the back side of the board (unlike through‑hole components) and is compatible with automated pick‑and‑place assembly, improving manufacturing efficiency. In terms of dimensions, the height above the board (Z‑axis) is 9.5 mm, and the width at the board edge (Y‑axis) is 8 mm. These two key dimensions provide precise clearance and enclosure design guidance for mechanical engineers, ensuring no interference between the terminal and the product housing. Electrical Performance: Meeting Standard Low‑Voltage Requirements Electrical ratings are the primary criterion for judging a terminal’s usability. The Kinghelm KH-A2508-03AB is rated at 3A AC/DC and 250V AC/DC. These ratings cover the vast majority of low‑voltage control signal transmission and low‑power power connection scenarios, such as sensor signal acquisition, PLC I/O expansion modules, LED driver power inputs, and auxiliary windings of small switching power supplies. When selecting this terminal, users simply need to ensure that the maximum continuous current in the circuit does not exceed 3A and the highest working voltage stays within 250V. Contact resistance and insulation resistance reflect the terminal’s own conduction quality and isolation capability. The KH-A2508-03AB specifies a maximum contact resistance of 20 mΩ – a very low value. Low contact resistance means negligible voltage drop and heat generation at the contact interface between the terminal, the wire, and the PCB pad, thus reducing energy loss and extending product life. For insulation resistance, the product guarantees a minimum of 1000 MΩ (i.e., 1 GΩ). This ensures extremely high isolation between adjacent pins and between pins and the surrounding ground plane, effectively preventing leakage current cross‑talk – especially valuable for analog or low‑voltage signal transmission. Dielectric strength is an important measure of the safety margin of the insulation system. This terminal withstands 1000V AC applied for one minute without breakdown or flashover. Although the rated working voltage is only 250V, the 1000V withstanding test proves that the insulation material and structural design provide ample safety headroom to handle short‑term overvoltage or surge events. Material Selection: Balancing Conductivity, Heat Resistance, and Flame Retardancy Connector materials directly determine solderability, environmental endurance, and service life. For the KH-A2508-03AB, Kinghelm uses brass as the base material for the contacts, followed by a tin plating on the surface. Brass offers good electrical conductivity and adequate mechanical strength, maintaining elastic contact even after repeated insertions or screw locking. The tin plating significantly improves solderability – whether for reflow or hand soldering, it forms a good solder joint quickly – and also provides oxidation and corrosion resistance for long‑term use in typical indoor environments. The insulating housing is made of PA6T plastic. PA6T is a high‑performance polyamide known for its high heat deflection temperature (typically >260°C) and low moisture absorption. This allows the KH-A2508-03AB to withstand lead‑free reflow soldering peak temperatures (typically 245–260°C) without softening, deformation, or dimensional instability. Compared to ordinary nylons (e.g., PA66), PA6T offers superior dimensional stability at high temperatures. For flame retardancy, the terminal housing achieves UL94 V‑0 rating. This is a demanding level for plastic materials. The vertical burn test requires that after two 10‑second ignitions, the flame self‑extinguishes within 10 seconds and no flaming drips ignite the underlying cotton. A V‑0 rating means that even in the event of electrical overload or an external fire source, the housing material self‑extinguishes quickly, greatly reducing the risk of fire spread. Operating Temperature and Usage Boundaries According to the specifications, the KH-A2508-03AB has a rated operating temperature range of -25°C to +85°C. This range covers the vast majority of commercial and industrial indoor applications, such as ordinary factory floors, distribution cabinets, household appliances, and office equipment. It is worth noting that when the terminal operates for extended periods near the upper temperature limit while carrying the full 3A current, the internal temperature rise may add to the ambient temperature. Therefore, designers should consider derating appropriately based on actual heat dissipation conditions or leave ventilation gaps in high‑density layouts. Typical Application Scenarios Based on the parameters above, several typical application directions can be identified: Industrial automation equipment: Such as I/O expansion modules for small PLCs, solid‑state relay modules, and stepper motor driver control interfaces. The screw‑type structure firmly locks multi‑strand flexible wires connected in the field and resists moderate vibration. Smart home and appliance control boards: Examples include main control boards for air conditioners, display panels for washing machines, and control boxes for smart toilets. The 2.5 mm pitch helps reduce board size, while the vertical SMT form factor suits single‑side layouts. LED lighting power supplies: Connections between the input power line and output LED board in constant‑current drivers or dimming modules. The 3A/250V rating is sufficient for most residential and commercial lighting applications. Instrumentation: Signal terminals for data acquisition modules, sensor transmitters, and power meters – applications that require convenient wiring and reliable contact. Battery management systems: Balance lines or sense lines on some low‑voltage BMS protection boards. Kinghelm KH-A2508-03AB Specification Usage Precautions To fully realize the performance of the KH-A2508-03AB, several practical points deserve attention: Wire selection: For 3A current, copper‑core wires of AWG 24–28 (cross‑section approximately 0.2–0.8 mm²) are recommended. The strip length should generally be 5–7 mm, taking care not to nick the copper strands. Screw tightening torque: Do not apply excessive torque, which could crush the wire or strip the threads. A torque range of 0.2–0.4 N·m is suggested – in practical terms, tighten until snug plus a light extra turn. Soldering process: For hand soldering, keep the soldering iron tip temperature ≤350°C and heating time per joint ≤3 seconds. For reflow soldering, follow the heat resistance rating of PA6T material; peak temperature should not exceed 260°C. Environmental protection: Although the product’s operating temperature goes down to -25°C, pay attention to thermal expansion matching between the housing and solder joints in long‑term low‑temperature or large‑temperature‑swing environments. Avoid direct use in strongly corrosive atmospheres or locations with condensation. Conclusion The Kinghelm KH-A2508-03AB screw terminal offers a compact 1x3P, 2.5mm pitch structure while delivering reliable electrical transmission at 3A/250V. Brass contacts with tin plating ensure low contact resistance and good solderability, while the PA6T housing with UL94 V‑0 flame retardancy provides high heat resistance and fire safety. The vertical SMT mounting style and 9.5mm height above the board give it a clear advantage for space‑constrained PCB layouts. Whether in industrial settings, smart home electronics, or power supply modules, this terminal provides stable and reliable wire‑to‑board connections in tight spaces. If you are looking for a screw terminal that saves board space without compromising reliability, the Kinghelm KH-A2508-03AB is well worth considering. About Kinghelm Shenzhen Kinghelm Electronics Co., Ltd.（www.kinghelm.net）has technical backbones from Tsinghua University and UESTC, and has introduced overseas returnee professionals. Kinghelm is able to develop highly reliable and high-performance antenna and connector products.KH series products of "Kinghelm" brand include Beidou/GPS antennas, RF adapter connectors, plug connector, electrical data connectors, terminals, and customized vehicle harnesses, industrial / medical connectors, and special antenna connectors."Kinghelm connects world", Kinghelm has grown with the development of China's Beidou industry. Starting from supplying Beidou/GPS dual mode antennas, IPEX terminals, and RF adapter cables for automotive manufacturers, Kinghelm has continuously developed products. Currently, it has a series of WiFi, Bluetooth, NB-loT, LoRa, Zigbee, UWB, and GSM antennas, RFID tags, RF adapter cables, standard microwave antennas, vehicle grade SMA, SMB, FAKRA holders, coaxial cables, and can customize non-standard antenna connectors based on customer drawings or samples. KH-A2508-03ABView Product Details

As mobile communication devices continue moving toward higher integration and more compact internal layouts, RF front-end components play an increasingly important role in wireless system performance. Among these components, duplexers are widely used to separate transmit and receive signals, helping improve signal stability and reduce interference inside communication systems. The KH-SAWD8994A from Kinghelm is a SAW duplexer designed for LTE and WCDMA Band 8 applications. Supporting the 880MHz–915MHz and 925MHz–960MHz frequency ranges, the device features low insertion loss, stable frequency characteristics, and strong isolation performance, making it suitable for mobile phones, wireless communication modules, and RF front-end systems. Kinghelm KH-SAWD8994A Product Image The Role of SAW Duplexers in Wireless Communication In mobile communication systems, the transmitter and receiver usually share the same antenna. Without proper frequency isolation, transmitted signals may leak into the receiving path and create interference, affecting signal quality and communication stability. A SAW duplexer helps separate the transmit and receive channels so that both functions can operate simultaneously within the same system. In LTE and WCDMA applications, the duplexer directly affects RF link stability, signal transmission efficiency, and overall communication performance. The KH-SAWD8994A is optimized for Band 8 frequency operation and is designed to support stable signal transmission in related wireless communication systems. Frequency Range and Electrical Performance The KH-SAWD8994A supports: Low frequency band: 880MHz–915MHz High frequency band: 925MHz–960MHz These frequency ranges make the device suitable for LTE and WCDMA Band 8 communication environments. Insertion loss is one of the key parameters in RF front-end design. Lower insertion loss helps reduce signal attenuation during transmission and improves communication efficiency. The KH-SAWD8994A provides: Maximum low-band insertion loss: 2.5dB Maximum high-band insertion loss: 2.6dB With reduced RF signal loss, communication devices can maintain more stable wireless connections and better receiver sensitivity. The device also offers strong isolation performance: Minimum low-band attenuation: 40dB Minimum high-band attenuation: 30dB Higher isolation helps reduce interference between transmit and receive channels while minimizing the impact of unwanted signals inside the RF system. This is especially important in complex wireless environments where stable signal reception is required. Suitable for Compact Wireless Devices As smartphones and wireless terminals become smaller and more integrated, RF components must support compact PCB layouts while maintaining stable electrical performance. The KH-SAWD8994A adopts an SMD-compatible structure and tape-and-reel packaging format, supporting automated SMT production processes. The device can be used in: Smartphones LTE communication modules WCDMA terminals IoT devices Industrial wireless systems RF front-end modules Its compact design helps optimize internal space usage in communication equipment and supports high-density RF circuit integration. Stable Operation Across Different Environments Temperature stability is another important factor in wireless communication systems. RF components operating under unstable temperature conditions may experience frequency drift or performance degradation. The KH-SAWD8994A supports an operating temperature range of -30°C to +85°C, allowing it to work in a variety of communication environments, including industrial wireless equipment and outdoor communication terminals. The product also complies with RoHS environmental requirements, making it suitable for modern electronic manufacturing applications. Kinghelm KH-SAWD8994A Specification PCB Layout and Installation Considerations To maintain stable duplexer performance, several factors should be considered during PCB design and assembly. During SMT soldering, excessive temperature exposure or prolonged heating time should be avoided to reduce the risk of internal structure damage. Proper RF grounding and signal routing are also recommended to minimize external interference and improve RF performance. In addition, unnecessary mechanical stress, PCB bending, or external pressure should be avoided during installation and handling. Conclusion As LTE and WCDMA communication devices continue evolving, RF front-end systems require stable and low-loss signal filtering solutions. The KH-SAWD8994A SAW duplexer supports Band 8 frequency applications and combines low insertion loss, high isolation performance, and stable operating characteristics for wireless communication systems. With support for mobile phones, wireless modules, and RF front-end applications, the KH-SAWD8994A provides a practical solution for improving RF signal transmission stability in Band 8 communication environments. About Kinghelm Shenzhen Kinghelm Electronics Co., Ltd.（www.kinghelm.net）has technical backbones from Tsinghua University and UESTC, and has introduced overseas returnee professionals. Kinghelm is able to develop highly reliable and high-performance antenna and connector products.KH series products of "Kinghelm" brand include Beidou/GPS antennas, RF adapter connectors, plug connector, electrical data connectors, terminals, and customized vehicle harnesses, industrial / medical connectors, and special antenna connectors."Kinghelm connects world", Kinghelm has grown with the development of China's Beidou industry. Starting from supplying Beidou/GPS dual mode antennas, IPEX terminals, and RF adapter cables for automotive manufacturers, Kinghelm has continuously developed products. Currently, it has a series of WiFi, Bluetooth, NB-loT, LoRa, Zigbee, UWB, and GSM antennas, RFID tags, RF adapter cables, standard microwave antennas, vehicle grade SMA, SMB, FAKRA holders, coaxial cables, and can customize non-standard antenna connectors based on customer drawings or samples. KH-SAWD8994AView Product Details

In modern wireless communication systems, the performance of RF front-end components plays a critical role in overall signal transmission quality. As LTE and WCDMA technologies continue to be widely used across various devices, components operating in Band V frequency ranges require a balance between low insertion loss, reliable isolation, and stable operation. The Kinghelm KH-SAWD8388A low loss SAW duplexer is developed to address these practical design considerations, offering consistent RF characteristics for communication systems. Kinghelm KH-SAWD8388A Product Image From a technical perspective, Surface Acoustic Wave (SAW) devices utilize acoustic waves propagating along the surface of piezoelectric materials to achieve frequency filtering. A duplexer built on SAW technology enables simultaneous transmission (TX) and reception (RX) through a shared antenna by separating frequency bands effectively. The KH-SAWD8388A adopts this approach, allowing clear distinction between uplink and downlink signals within the Band V spectrum. The operating frequency range of the KH-SAWD8388A covers 824–849 MHz for the low band and 869–894 MHz for the high band. This configuration aligns with standard Band V requirements, making it suitable for LTE and WCDMA applications. Proper separation between these two bands helps reduce interference between transmission and reception paths, contributing to more stable communication performance in practical use. Insertion loss is a key factor in evaluating RF components. The KH-SAWD8388A maintains a maximum insertion loss of 1.8 dB in the low band and 2.4 dB in the high band. Lower insertion loss helps preserve signal strength as it passes through the duplexer, which supports improved link efficiency and reduces unnecessary power consumption within the RF chain. Isolation performance is equally important in duplexer design. The device provides a minimum attenuation of 35 dB in the low band and 45 dB in the high band, supporting effective separation between TX and RX signals. This level of isolation helps limit signal leakage and minimizes interference, which is particularly beneficial in compact RF module layouts where multiple components operate in close proximity. In terms of environmental adaptability, the KH-SAWD8388A operates within a temperature range of -30°C to +85°C. This range allows the component to function reliably under typical environmental conditions encountered in consumer electronics and certain industrial applications. Stable performance across varying temperatures contributes to consistent system behavior over time. The device is designed with an SMD package and supplied in tape-and-reel format, making it compatible with automated assembly processes. This packaging approach supports efficient mass production and helps maintain placement accuracy during PCB assembly. For optimal performance, careful attention should be given to impedance matching, grounding design, and RF trace layout during circuit integration. Kinghelm KH-SAWD8388A Specification Application-wise, the KH-SAWD8388A is suitable for LTE and WCDMA Band V RF front-end modules, mobile communication devices, wireless signal amplifiers, and related infrastructure equipment. In these applications, duplexers serve not only as signal separators but also as contributors to overall system efficiency, influencing both transmission performance and reception sensitivity. During implementation, it is important to follow recommended soldering profiles and avoid excessive thermal exposure. Additionally, maintaining proper RF design practices—such as controlled impedance routing and minimizing signal reflection—can help ensure that the duplexer performs as intended within the system. In summary, the Kinghelm KH-SAWD8388A offers a practical combination of low insertion loss, reliable isolation, and stable operating characteristics within the Band V frequency range. Its design supports the needs of modern RF front-end systems, providing a dependable solution for applications requiring efficient signal management in mobile and wireless communication environments. About Kinghelm Shenzhen Kinghelm Electronics Co., Ltd.（www.kinghelm.net）has technical backbones from Tsinghua University and UESTC, and has introduced overseas returnee professionals. Kinghelm is able to develop highly reliable and high-performance antenna and connector products.KH series products of "Kinghelm" brand include Beidou/GPS antennas, RF adapter connectors, plug connector, electrical data connectors, terminals, and customized vehicle harnesses, industrial / medical connectors, and special antenna connectors."Kinghelm connects world", Kinghelm has grown with the development of China's Beidou industry. Starting from supplying Beidou/GPS dual mode antennas, IPEX terminals, and RF adapter cables for automotive manufacturers, Kinghelm has continuously developed products. Currently, it has a series of WiFi, Bluetooth, NB-loT, LoRa, Zigbee, UWB, and GSM antennas, RFID tags, RF adapter cables, standard microwave antennas, vehicle grade SMA, SMB, FAKRA holders, coaxial cables, and can customize non-standard antenna connectors based on customer drawings or samples. KH-SAWD8388AView Product Details

As electronic systems continue to evolve toward higher integration and reliability, connectors play a critical role in ensuring stable and secure electrical performance. In applications such as industrial control, power modules, and automation systems, there is a growing demand for components that not only provide strong electrical connections but also allow for easy installation and maintenance. The Kinghelm KH-F400V-3P-5.08G pluggable terminal block is designed to meet these needs, offering a practical and efficient connection solution for a wide range of applications. Kinghelm KH-F400V-3P-5.08G Product Image From a structural perspective, the KH-F400V-3P-5.08G features a 1×3P configuration, with a total of 3 pins arranged in a single row. This design is ideal for basic power or signal transmission requirements while maintaining a compact footprint. The standard 5.08mm pitch ensures compatibility with common PCB layouts and provides sufficient spacing for convenient wiring, reducing assembly difficulty and improving overall efficiency during production. The product adopts a through-hole (THT) mounting method with a plug-in design. It can be directly inserted into the PCB and soldered for a firm and reliable connection. This installation method is widely used in mass production due to its mechanical strength and stability. Additionally, the through-hole structure enhances resistance to vibration and mechanical stress, making it suitable for demanding industrial environments. One of the key advantages of this terminal block is its pluggable design. The board-side socket with an open structure allows users to easily connect and disconnect wires without the need for complex tools. This significantly improves maintenance efficiency, especially during system debugging, repairs, or module replacement. Compared to traditional soldered connections, pluggable terminals reduce wear on the PCB and extend the overall lifespan of the equipment. In terms of electrical performance, the KH-F400V-3P-5.08G is rated for 15A current and 300V voltage, making it suitable for medium-power applications. It ensures stable current transmission whether used for power input or output, contributing to the safe and continuous operation of electronic systems. Furthermore, the operating temperature range of -40°C to +105°C allows the product to perform reliably under both low and high temperature conditions, making it adaptable to industrial automation, outdoor equipment, and power control systems. The terminal block features a green housing, a common color in industrial connectors that helps with quick identification in complex wiring environments. Its compact design and lightweight structure, with a unit weight of approximately 1.05g, ensure that it does not add unnecessary bulk to the system while still maintaining sufficient mechanical strength. For packaging, the product is supplied in bag packaging, which is convenient for bulk handling, transportation, and storage. This packaging method is cost-effective and suitable for manufacturing environments where large quantities are required. It also allows for easy access and efficient material management on production lines. In terms of applications, the KH-F400V-3P-5.08G pluggable terminal block is widely used across various industries. In industrial control systems, it can be applied in PLC units, motor drives, and control modules. In power electronics, it is suitable for switching power supplies, charging systems, and power distribution units. It is also commonly used in smart home devices, security systems, and general electronic control boards where reliable and maintainable connections are essential. Kinghelm KH-F400V-3P-5.08G Specification In conclusion, the Kinghelm KH-F400V-3P-5.08G pluggable terminal block achieves a strong balance between structural design, electrical performance, and ease of use. Its standardized specifications ensure broad compatibility, while the pluggable feature enhances flexibility and maintenance efficiency. For engineers and manufacturers seeking a dependable and practical connection solution, this product offers solid performance and versatility in real-world applications. About Kinghelm Shenzhen Kinghelm Electronics Co., Ltd.（www.kinghelm.net）has technical backbones from Tsinghua University and UESTC, and has introduced overseas returnee professionals. Kinghelm is able to develop highly reliable and high-performance antenna and connector products.KH series products of "Kinghelm" brand include Beidou/GPS antennas, RF adapter connectors, plug connector, electrical data connectors, terminals, and customized vehicle harnesses, industrial / medical connectors, and special antenna connectors."Kinghelm connects world", Kinghelm has grown with the development of China's Beidou industry. Starting from supplying Beidou/GPS dual mode antennas, IPEX terminals, and RF adapter cables for automotive manufacturers, Kinghelm has continuously developed products. Currently, it has a series of WiFi, Bluetooth, NB-loT, LoRa, Zigbee, UWB, and GSM antennas, RFID tags, RF adapter cables, standard microwave antennas, vehicle grade SMA, SMB, FAKRA holders, coaxial cables, and can customize non-standard antenna connectors based on customer drawings or samples. KH-F400V-3P-5.08GView Product Details

The KH-15EDGRC-3.81-10PG plug-in right-angle terminal block is a PCB board-side connector widely used in industrial electronics and control systems. Designed with a 3.81mm standard pitch and a 10-pin single-row structure, it provides a stable and efficient electrical connection solution for compact PCB layouts. With its right-angle (bent) design, the connector is particularly suitable for applications where vertical space is limited, helping engineers optimize board layout while maintaining reliable performance. Kinghelm KH-15EDGRC-3.81-10PG Product Image This product is developed by kinghelm, a manufacturer known for its practical and application-oriented interconnection solutions. The design philosophy behind this terminal block focuses on usability, compatibility, and system integration, making it suitable for modular electronic systems that require both stable connections and easy maintenance. One of the key advantages of this terminal block is its strong compatibility with matching male connectors, especially the Kinghelm KH-ZBK200R-10P-GS series. Together, they form a complete plug-in connection system that ensures consistent pin alignment, stable electrical contact, and reliable long-term performance. This pairing significantly simplifies system design and reduces the risk of mismatched interfaces, which is especially important in mass production and standardized equipment development. From a structural perspective, the right-angle design is one of its most practical features. By changing the connection direction by 90 degrees, it reduces the vertical height on the PCB, making it ideal for compact devices, multi-layer boards, and space-constrained industrial control units. The closed-entry socket structure further enhances contact stability, reducing the risk of poor connections caused by vibration or environmental stress. In terms of electrical performance, the KH-15EDGRC-3.81-10PG supports a rated current of 8A and a rated voltage of 300V, making it suitable for a wide range of low-to-medium power applications. The 3.81mm pitch is a widely adopted industrial standard, ensuring good compatibility with other components and simplifying system integration. This allows engineers to use it flexibly across different designs without worrying about interface limitations. Another important advantage lies in its ease of assembly. The plug-in structure combined with crimp termination allows for fast installation without the need for soldering at the connection interface. This improves production efficiency, reduces assembly errors, and supports scalable manufacturing processes. For industrial users, this translates into lower labor costs and higher production consistency. In practical applications, this terminal block is commonly used in industrial automation systems, power distribution modules, communication equipment, and sensor control units. In control cabinets, it is often used for internal wiring between modules. In power systems, it provides stable input and output connections. In communication devices, it supports signal transmission between functional boards. It is also widely used in various PCB-based electronic devices where modular connection design is required. When used together with the KH-ZBK200R-10P-GS male connector, the system achieves a complete plug-and-play solution. This pairing not only improves mechanical stability but also enhances electrical reliability, making it suitable for environments that require long-term continuous operation. It also simplifies maintenance, as modules can be replaced quickly without rewiring. Kinghelm KH-15EDGRC-3.81-10PG Specification Overall, the Kinghelm KH-15EDGRC-3.81-10PG is a practical and reliable PCB connector designed for real-world engineering applications. It is not a complex component, but its value lies in its stability, compatibility, and ease of use. Combined with Kinghelm’s matching connector ecosystem, it provides a standardized and efficient interconnection solution for modern electronic systems, especially in industrial and modular design scenarios. About Kinghelm Shenzhen Kinghelm Electronics Co., Ltd.（www.kinghelm.net）has technical backbones from Tsinghua University and UESTC, and has introduced overseas returnee professionals. Kinghelm is able to develop highly reliable and high-performance antenna and connector products.KH series products of "Kinghelm" brand include Beidou/GPS antennas, RF adapter connectors, plug connector, electrical data connectors, terminals, and customized vehicle harnesses, industrial / medical connectors, and special antenna connectors."Kinghelm connects world", Kinghelm has grown with the development of China's Beidou industry. Starting from supplying Beidou/GPS dual mode antennas, IPEX terminals, and RF adapter cables for automotive manufacturers, Kinghelm has continuously developed products. Currently, it has a series of WiFi, Bluetooth, NB-loT, LoRa, Zigbee, UWB, and GSM antennas, RFID tags, RF adapter cables, standard microwave antennas, vehicle grade SMA, SMB, FAKRA holders, coaxial cables, and can customize non-standard antenna connectors based on customer drawings or samples. KH-ZBK200R-10P-GSView Product Details

As USB interfaces continue evolving toward higher speed and improved reliability, connectors play a critical role in ensuring stable system-level performance. The KH-3.0AF180ZJ-11.5JB developed by kinghelm is a USB 3.0 Type-A female connector designed for high-speed data transmission applications, widely used in industrial equipment, consumer electronics, and communication systems. This model adopts a standardized structural design that balances compact size with stable electrical performance, making it a practical and reliable interface solution for various USB connectivity requirements. Kinghelm KH-3.0AF180ZJ-11.5JB Product Image Structural Design and Mounting Method The connector features a through-hole (dip) mounting structure with plug-in design and tray packaging, supporting automated assembly and efficient mass production. The through-hole design enhances solder joint strength, improving PCB-level mechanical stability and reducing the risk of loosening during long-term use. With a compact overall length of 11.5mm, the product is optimized for space-constrained applications. Its reduced footprint allows more flexible PCB layout design while maintaining structural integrity, making it suitable for miniaturized electronic devices. Interface Standard and Electrical Performance This connector complies with the USB 3.0 standard, enabling high-speed data transmission capabilities. The Type-A female interface ensures broad compatibility with standard USB plug devices, offering strong versatility across different system architectures. It adopts a 9-pin contact configuration, supporting high-speed differential signal channels compared to USB 2.0 interfaces, significantly improving data bandwidth and transmission efficiency. In terms of electrical characteristics, the rated voltage is DC 30V and the rated current is 1A, suitable for low-power data and signal applications. The contact resistance is controlled at a maximum of 30mΩ, effectively minimizing signal loss and ensuring stable transmission quality. The insulation resistance is ≥100MΩ, providing strong electrical isolation for enhanced operational safety. The connector also passes a dielectric withstand voltage test of DC 500V, demonstrating reliable electrical durability under high-voltage stress conditions. Mechanical Performance and Durability The product offers a mechanical mating life of up to 1500 insertion and extraction cycles, making it suitable for medium-frequency usage environments in both industrial and consumer applications. The insertion force is controlled within 5–35N, achieving a balance between secure connection stability and user-friendly operation. This optimized force range helps prevent loose contact issues while avoiding excessive wear during repeated use. Even after multiple mating cycles, the connector maintains stable contact performance, reducing the risk of connection failure caused by mechanical fatigue and ensuring long-term reliability. Material and Appearance Design The connector features a blue insulator housing that serves both functional and structural purposes. Functionally, it provides insulation and precise contact alignment. From a manufacturing perspective, the color coding improves visual identification during assembly, reducing the likelihood of installation errors. The overall structural design emphasizes consistency, durability, and stable long-term electrical performance through optimized material selection and engineering design. Application Areas The KH-3.0AF180ZJ-11.5JB USB Type-A connector is widely used in industrial automation systems, embedded platforms, consumer electronics, communication terminals, and data acquisition equipment. It is particularly suitable for environments requiring stable data transmission and reliable connectivity. Its balanced electrical and mechanical performance makes it well-suited for applications where durability, compatibility, and long-term stability are essential. Kinghelm KH-3.0AF180ZJ-11.5JB Specification Conclusion In summary, the USB 3.0 Type-A connector KH-3.0AF180ZJ-11.5JB demonstrates a well-balanced combination of electrical performance, mechanical durability, and compact structural design. Its 11.5mm compact form factor supports space-efficient designs, while its 1500-cycle durability and stable electrical characteristics ensure reliable long-term operation across a wide range of applications. Overall, this connector provides a dependable and versatile USB 3.0 interface solution suitable for modern electronic systems requiring stable and efficient connectivity. About Kinghelm Shenzhen Kinghelm Electronics Co., Ltd.（www.kinghelm.net）has technical backbones from Tsinghua University and UESTC, and has introduced overseas returnee professionals. Kinghelm is able to develop highly reliable and high-performance antenna and connector products.KH series products of "Kinghelm" brand include Beidou/GPS antennas, RF adapter connectors, plug connector, electrical data connectors, terminals, and customized vehicle harnesses, industrial / medical connectors, and special antenna connectors."Kinghelm connects world", Kinghelm has grown with the development of China's Beidou industry. Starting from supplying Beidou/GPS dual mode antennas, IPEX terminals, and RF adapter cables for automotive manufacturers, Kinghelm has continuously developed products. Currently, it has a series of WiFi, Bluetooth, NB-loT, LoRa, Zigbee, UWB, and GSM antennas, RFID tags, RF adapter cables, standard microwave antennas, vehicle grade SMA, SMB, FAKRA holders, coaxial cables, and can customize non-standard antenna connectors based on customer drawings or samples. KH-3.0AF180ZJ-11.5JBView Product Details

USB interfaces continue to evolve, yet the USB Type-A format remains widely used across many types of equipment. From industrial systems to consumer electronics, the USB Type-A female connector is still a common interface due to its compatibility and stable physical design. This article focuses on the KH-3.0AF180WJ-15JB model, explaining its structure, specifications, and typical use cases to support engineers and buyers in making informed decisions. Kinghelm KH-3.0AF180WJ-15JB Product Image 1. Product Overview of KH-3.0AF180WJ-15JB The KH-3.0AF180WJ-15JB is a USB Type-A female connector designed for through-hole (DIP) mounting. It complies with USB 3.0 standards and supports high-speed data transmission along with stable power delivery. Manufactured by Kinghelm, this connector is intended for applications where mechanical stability and reliable connectivity are required. The connector features 9 contact pins (9P), which align with USB 3.0 signal requirements, allowing both backward compatibility and enhanced data bandwidth. With a body length of 15mm, it offers a balanced design that supports both structural strength and flexible PCB layout. 2. Structural Features of USB Type-A Female Through-Hole Connectors 2.1 Through-Hole Mounting Design The KH-3.0AF180WJ-15JB uses a through-hole mounting structure, which provides stronger solder joints compared to surface-mount alternatives. This makes it suitable for environments where connectors may experience frequent insertion cycles or mechanical stress, such as industrial control boards or automotive electronics. 2.2 9-Pin Contact Configuration USB 3.0 requires additional signal lines compared to USB 2.0. The 9-pin layout in this connector supports both legacy USB signals and high-speed differential pairs, enabling faster data transfer while maintaining compatibility with older devices. 2.3 Shielded Housing Structure The connector is typically equipped with a metal shielding shell that helps reduce electromagnetic interference (EMI). This contributes to more stable signal transmission, especially in electrically noisy environments such as industrial systems. 3. Key Specifications and Their Implications 3.1 Rated Current and Voltage This connector supports a rated current of 1.5A and a rated voltage of 30V. These values are suitable for standard USB power delivery scenarios, including peripheral devices and embedded modules. Designers should still consider safety margins based on actual load conditions. 3.2 Operating Temperature Range With a working temperature range of -25℃ to +70℃, the KH-3.0AF180WJ-15JB can be used in typical indoor and moderate industrial environments. This range ensures stable performance under varying thermal conditions. 3.3 Data Transmission Capability As a USB 3.0 connector, it supports high-speed data transfer, making it suitable for applications that handle large data volumes, such as storage devices, data acquisition systems, and embedded computing platforms. 4. Typical Application Scenarios 4.1 Industrial Control Equipment In industrial automation systems such as PLCs and control modules, USB ports are often used for programming, debugging, and data exchange. A through-hole USB Type-A connector provides better mechanical stability in such environments. 4.2 Embedded Systems and Development Boards Embedded platforms and development boards frequently use USB interfaces for communication and peripheral connectivity. The KH-3.0AF180WJ-15JB can serve as a standard interface for connecting keyboards, flash drives, or debugging tools. 4.3 Consumer Electronics Devices like routers, TV boxes, and smart home hubs still rely on USB Type-A ports. This connector supports consistent performance in these products while maintaining compatibility with existing USB devices. 4.4 Automotive Electronics In vehicle systems, USB interfaces are used for charging and data transfer. The through-hole design helps maintain a stable connection under vibration conditions, which is important in automotive environments. 5. Key Considerations for Selection 5.1 Mounting Compatibility Ensure that the PCB layout supports through-hole connectors, including proper hole dimensions and pad design. 5.2 Protocol Requirements If high-speed data transfer is required, selecting a USB 3.0-compatible connector like KH-3.0AF180WJ-15JB is necessary. 5.3 Application Environment Different environments require different connector characteristics. Industrial settings prioritize durability, while consumer products may focus more on size and cost. 5.4 Mating Cycle Durability USB connectors are subject to repeated use. Choosing a connector with a robust structure helps extend its service life. 6. The Ongoing Role of USB Type-A Interfaces Although USB Type-C is becoming more common, USB Type-A remains widely used due to its established ecosystem and broad compatibility. Many existing systems continue to rely on Type-A ports for connectivity. Products like the KH-3.0AF180WJ-15JB reflect this ongoing demand, offering a practical solution for systems that require stable USB connections without changing interface standards. Kinghelm KH-3.0AF180WJ-15JB Specification 7. Conclusion The KH-3.0AF180WJ-15JB USB Type-A female through-hole connector combines structural stability, USB 3.0 compatibility, and practical design features. It is suitable for a wide range of applications, including industrial, embedded, and consumer electronics. By aligning connector selection with specific application requirements, designers can improve system reliability and ensure consistent performance in real-world use. About Kinghelm Shenzhen Kinghelm Electronics Co., Ltd.（www.kinghelm.net）has technical backbones from Tsinghua University and UESTC, and has introduced overseas returnee professionals. Kinghelm is able to develop highly reliable and high-performance antenna and connector products.KH series products of "Kinghelm" brand include Beidou/GPS antennas, RF adapter connectors, plug connector, electrical data connectors, terminals, and customized vehicle harnesses, industrial / medical connectors, and special antenna connectors."Kinghelm connects world", Kinghelm has grown with the development of China's Beidou industry. Starting from supplying Beidou/GPS dual mode antennas, IPEX terminals, and RF adapter cables for automotive manufacturers, Kinghelm has continuously developed products. Currently, it has a series of WiFi, Bluetooth, NB-loT, LoRa, Zigbee, UWB, and GSM antennas, RFID tags, RF adapter cables, standard microwave antennas, vehicle grade SMA, SMB, FAKRA holders, coaxial cables, and can customize non-standard antenna connectors based on customer drawings or samples. KH-3.0AF180WJ-15JBView Product Details

USB interfaces are widely used across electronic devices, and the Type-A connector remains one of the most familiar formats. With its rectangular shape and defined insertion direction, it is commonly found in computers, chargers, and peripheral equipment. Even as newer interface types continue to develop, Type-A is still used in many existing systems for data transfer and basic power supply. In practical applications, the reliability of a connector can directly affect overall device performance. This is especially true in scenarios involving frequent plugging and unplugging or long operating hours. The Kinghelm KH-3.0AF180WJ-13.7JB USB Type-A female connector is designed with a balanced approach to meet these everyday requirements. Kinghelm KH-3.0AF180WJ-13.7JB Product Image Standard Structure for Easy Integration The KH-3.0AF180WJ-13.7JB adopts a standard USB Type-A female interface with a single port and a 9-pin configuration, supporting USB 3.0 functionality. It features a through-hole (DIP) mounting design, which is commonly used in applications requiring stronger mechanical fixation. With a body length of 13.7 mm, the connector is suitable for typical PCB layouts. The blue insulator helps identify it as a USB 3.0 interface, making it easier to distinguish during assembly and maintenance. Material selection for Practical Use This connector uses a combination of commonly applied materials: The insulator is made of LCP, suitable for handling soldering temperatures The contacts are made of H65 brass, with thicknesses of 0.20 mm and 0.25 mm The shell is constructed from SPCC cold-rolled steel with a thickness of 0.30 mm For surface treatment, the connector is nickel-plated overall, with tin plating in the soldering area and gold plating in the contact area. This helps maintain stable electrical contact and reduces the impact of environmental factors over time. Electrical Performance for General Applications The electrical specifications of the KH-3.0AF180WJ-13.7JB include: Rated current: 1.5A Rated voltage: 30V Contact resistance: up to 30mΩ Insulation resistance: ≥100MΩ at 500V DC Withstanding voltage: 100V AC for 1 minute These parameters are suitable for standard data transmission and low-power supply needs, such as computer peripherals and USB-enabled devices. Mechanical Durability Frequent insertion and removal require a connector to maintain consistent performance. This model offers: Mating cycles: at least 1,500 times insertion/withdrawal force: 5N to 35N The metal shell structure adds to the overall strength, helping maintain connection stability in environments with minor vibration or movement. Operating Environment The connector is designed to operate within the following temperature ranges: Operating temperature: -25°C to +70°C Storage temperature: -40°C to +85°C These ranges cover most indoor applications and some outdoor conditions, making it suitable for a variety of usage scenarios. Typical Applications The KH-3.0AF180WJ-13.7JB can be used in a range of devices, including: Desktop computers and peripherals USB chargers and power adapters Industrial control boards Embedded systems In-vehicle electronic auxiliary interfaces In these applications, the Type-A interface continues to provide a stable and widely compatible connection method. Kinghelm KH-3.0AF180WJ-13.7JB Specification Summary Although interface technologies continue to evolve, USB Type-A connectors are still widely used in many systems. The KH-3.0AF180WJ-13.7JB offers a balanced combination of structure, materials, and performance, making it suitable for general-purpose applications. With proper selection and usage, this type of connector can support stable operation in everyday electronic devices. About Kinghelm Shenzhen Kinghelm Electronics Co., Ltd.（www.kinghelm.net）has technical backbones from Tsinghua University and UESTC, and has introduced overseas returnee professionals. Kinghelm is able to develop highly reliable and high-performance antenna and connector products.KH series products of "Kinghelm" brand include Beidou/GPS antennas, RF adapter connectors, plug connector, electrical data connectors, terminals, and customized vehicle harnesses, industrial / medical connectors, and special antenna connectors."Kinghelm connects world", Kinghelm has grown with the development of China's Beidou industry. Starting from supplying Beidou/GPS dual mode antennas, IPEX terminals, and RF adapter cables for automotive manufacturers, Kinghelm has continuously developed products. Currently, it has a series of WiFi, Bluetooth, NB-loT, LoRa, Zigbee, UWB, and GSM antennas, RFID tags, RF adapter cables, standard microwave antennas, vehicle grade SMA, SMB, FAKRA holders, coaxial cables, and can customize non-standard antenna connectors based on customer drawings or samples.

The Kinghelm KH-3.0AF180WJ-13.7 is a USB 3.0 Type-A female connector designed for reliable high-speed data transmission and stable electrical performance. With its through-hole (DIP) mounting structure and standardized 9-pin configuration, this connector is widely used in consumer electronics, industrial control systems, automotive electronics, and embedded devices. As USB interfaces remain one of the most widely adopted connection standards in the electronics industry, the Type-A interface continues to play a key role in legacy and mainstream applications. The KH-3.0AF180WJ-13.7 is engineered to meet these demands by combining durability, compatibility, and efficient signal transmission in a compact form factor. Kinghelm KH-3.0AF180WJ-13.7 Product Image Product Overview The Kinghelm KH-3.0AF180WJ-13.7 is a USB 3.0 Type-A female connector with a single-port design and 9 contacts. It supports the USB 3.0 protocol, enabling high-speed data transmission up to 5 Gbps. Key specifications include: Connector type: USB Type-A female Standard: USB 3.0 Mounting type: Through-hole (DIP) Number of contacts: 9 pins Rated voltage: 30V Rated current: 1.5A Body length: 13.7 mm Operating temperature: -25°C to +70°C Storage temperature: -40°C to +85°C Packaging: Tray The connector is designed for PCB mounting applications requiring stable mechanical retention and reliable electrical performance. Structural Design and Materials The KH-3.0AF180WJ-13.7 is built using high-quality industrial materials to ensure long-term durability and signal integrity: Housing material: LCP (Liquid Crystal Polymer), high-temperature resistant plastic with excellent dimensional stability Contact material: Brass (H65), providing strong conductivity and fatigue resistance Shielding shell: Cold-rolled steel (SPCC, 0.30 mm thickness), enhancing mechanical strength and EMI protection This combination ensures both mechanical robustness and stable electrical performance under demanding operating conditions. Electrical and Mechanical Performance The connector is designed to meet the requirements of USB 3.0 high-speed applications while maintaining strong mechanical reliability. Supports USB 3.0 data rate up to 5 Gbps Stable power delivery up to 1.5A insertion force: max 35N Extraction force: 5–35N Durability: minimum 1500 mating cycles These characteristics make it suitable for repeated plug-and-play usage without significant performance degradation. Advantages of USB Type-A Interface The USB Type-A interface remains widely used due to its mature ecosystem and broad compatibility. Key advantages: High compatibility: widely supported by computers, peripherals, and embedded systems Plug-and-play: no additional configuration required Mature supply chain: cost-effective and easy to source Limitations: Directional insertion design may affect user convenience Limited support for newer high-end protocols such as USB4 or Thunderbolt Mechanical wear may occur after frequent mating cycles Despite these limitations, Type-A connectors remain essential in legacy systems and many industrial applications. Application Areas The KH-3.0AF180WJ-13.7 is suitable for a wide range of applications, including: Consumer electronics: PCs, printers, audio devices Industrial equipment: control boards, embedded systems, PLC interfaces Automotive electronics: infotainment systems, navigation units Smart devices: IoT terminals, home automation systems Its standardized design ensures easy integration into existing hardware platforms. Kinghelm KH-3.0AF180WJ-13.7 Specification Conclusion The Kinghelm KH-3.0AF180WJ-13.7 USB 3.0 Type-A female connector offers a balanced combination of durability, electrical performance, and compatibility. With its robust materials, stable mechanical structure, and compliance with USB 3.0 standards, it is a reliable interconnect solution for a wide range of electronic applications. While newer USB standards continue to evolve, the Type-A interface remains a fundamental and widely deployed solution, and products like the KH-3.0AF180WJ-13.7 continue to provide dependable performance in both consumer and industrial environments. About Kinghelm Shenzhen Kinghelm Electronics Co., Ltd.（www.kinghelm.net）has technical backbones from Tsinghua University and UESTC, and has introduced overseas returnee professionals. Kinghelm is able to develop highly reliable and high-performance antenna and connector products.KH series products of "Kinghelm" brand include Beidou/GPS antennas, RF adapter connectors, plug connector, electrical data connectors, terminals, and customized vehicle harnesses, industrial / medical connectors, and special antenna connectors."Kinghelm connects world", Kinghelm has grown with the development of China's Beidou industry. Starting from supplying Beidou/GPS dual mode antennas, IPEX terminals, and RF adapter cables for automotive manufacturers, Kinghelm has continuously developed products. Currently, it has a series of WiFi, Bluetooth, NB-loT, LoRa, Zigbee, UWB, and GSM antennas, RFID tags, RF adapter cables, standard microwave antennas, vehicle grade SMA, SMB, FAKRA holders, coaxial cables, and can customize non-standard antenna connectors based on customer drawings or samples.