In today’s era of increasingly sophisticated wireless communication devices, a stable and reliable RF connector is a core component to ensure the overall system runs smoothly. The KH-SMAKY-11-Z SMA female cable connector from Kinghelm stands out with its 50Ω standard impedance, frequency support from 0 to 6 GHz, durability of up to 500 mating cycles, and excellent conductivity thanks to gold plating. It has been widely applied in numerous high-frequency scenarios, particularly excelling in vehicle positioning systems and IoT devices.

Kinghelm KH-SMAKY-11-Z Product Image

For example, in automotive OBD systems, this SMA cable connector is often used to connect Beidou/GPS antenna modules to the main control board’s RF signal path. For vehicle terminals, stable GPS signal transmission directly affects positioning accuracy and real-time navigation response. Any loss or interference at an RF connection point could cause significant errors. Kinghelm’s gold plating enhances oxidation resistance and effectively reduces contact resistance, ensuring low-loss and high-fidelity signal transmission.

Moreover, in the harsh automotive environment with large temperature variations and frequent vibrations, mechanical strength and temperature tolerance of connectors become critical. This product supports an operating temperature range from -40°C to +80°C, easily coping with the diverse climate conditions across different regions of China, from freezing winters to scorching summers. Its integrated accessory design also greatly facilitates quick installation and replacement, reducing maintenance costs and improving overall system serviceability.

Beyond automotive applications, this SMA female cable connector is widely used in IoT smart terminals, wireless security equipment, industrial routers, and more. For instance, a remote monitoring camera requiring an external high-gain WiFi antenna to expand signal coverage can rely on the KH-SMAKY-11-Z as an ideal antenna connection solution, ensuring a secure connection with excellent signal integrity, resistance to loosening, and strong anti-interference capability.

It’s worth noting that this SMA connector is also well-suited for test equipment and RF module experimentation platforms requiring frequent plugging and unplugging. With a designed durability of ≥500 mating cycles, it can be used long-term in lab environments without concerns about loose contacts or poor connectivity. Its individually bagged packaging also simplifies inventory management and distribution.

Kinghelm KH-SMAKY-11-Z Specification

In summary, the KH-SMAKY-11-Z SMA cable female connector reflects Kinghelm’s consistent high standards in structural design. With outstanding electrical performance, reliable mechanical construction, a wide operating temperature range, and strong environmental adaptability, it is an indispensable component in wireless communication connections. Whether in demanding automotive electronics or industrial control systems requiring high signal quality, it operates stably to ensure smooth, uninterrupted communication transmission.

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-SMAKY-11-ZTo Product Page