As electronic components trend toward miniaturization and high reliability, Kinghelm presents the KH-6X6X4.3H-SMT-FS-D tactile switch—an ultra-low-profile solution featuring a height of just 4.3mm and IP67-rated waterproof protection. Engineered for smart terminals, wearable devices, and consumer electronics, this switch offers outstanding adaptability in space-constrained, high-performance applications. With a compact 6x6mm SMD footprint, the switch maximizes PCB space utilization, aligning perfectly with the design requirements of today’s slim and lightweight electronic products.

Kinghelm KH-6X6X4.3H-SMT-FS-D Product Image

Technically robust and built to industrial-grade standards, the KH-6X6X4.3H-SMT-FS-D tactile switch operates at a rated load of DC12V 50mA, with an actuation force of 260±50gf and a travel distance of 0.3±0.1mm—providing a satisfying tactile response and stable operation. It features a maximum contact resistance of 50mΩ and an insulation resistance of no less than 100MΩ, ensuring long-term electrical stability and low energy loss. The switch also passes a 250V AC dielectric strength test and boasts a mechanical life of at least 100,000 cycles. Additionally, it withstands a 48-hour salt spray test, proving its corrosion resistance and reliability in challenging environments—making it suitable for both industrial and consumer electronics.

The standout feature of this switch is its IP67-rated protection, which ensures complete dust resistance and protection against temporary immersion in water. This makes it ideal for high-protection environments such as outdoor equipment, smart wearables, medical instruments, and in-vehicle systems. In an era dominated by IoT and smart terminals, where component durability is crucial, the KH-6X6X4.3H-SMT-FS-D tactile switch delivers both compact form and robust sealing, meeting the market’s demand for switches that combine reliability and slim design.

Beyond its technical merits, the KH-6X6X4.3H-SMT-FS-D tactile switch also excels in production efficiency and ease of integration. Its SMD design is fully compatible with mainstream reflow soldering processes and SMT automation, reducing human error and improving production consistency. It comes in flexible bag packaging, ideal for small to mid-volume procurement—perfect for prototyping, rapid development, and after-sales repair scenarios. Its miniature form factor and high performance make it a top choice for PCBs with strict space constraints.

As a leading Chinese manufacturer of high-end connectors and switches, Kinghelm continues to focus on customer-driven innovation, offering refined component solutions for next-generation product designs. The KH-6X6X4.3H-SMT-FS-D embodies the perfect balance between compact dimensions and high performance, reflecting Kinghelm’s deep expertise in quality control, technical precision, and market trends. With the increasing integration and complexity of modern smart devices, demand for micro, high-performance switches is soaring—and this model is positioned as a key component in advanced interactive control systems.

Kinghelm KH-6X6X4.3H-SMT-FS-D Specification

In conclusion, the KH-6X6X4.3H-SMT-FS-D from Kinghelm offers a compact, waterproof, and long-lasting tactile switch solution. It is ideally suited for applications across wearable tech, household electronics, medical devices, industrial controls, and automotive systems. For any high-end electronic product requiring a reliable and space-efficient switch module, this model is a standout 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.

KH-6X6X4.3H-SMT-FS-DTo Product Page