Authorized Distributor

Kinghelm

Shenzhen Kinghelm Electronics Co., Ltd. makes RF antennas, RF connectors and cable assemblies, board-to-board and wire-to-board connectors, switches and related interconnect parts under the KH brand. Its profile says the company grew from supplying Beidou/GPS antennas and RF cables to automotive makers, and that products can be customised from customer drawings or samples.

The range on its website spans GNSS, WiFi, Bluetooth, NB-IoT, 4G and 5G antennas, SMA, SMB, MCX, MMCX, FAKRA and IPEX connectors, RF filters, USB, HDMI and RJ45 connectors, terminal blocks, fibre patch cords, high-voltage EV connectors and circular connectors. According to the manufacturer, it has automated production lines in Dongguan and Liuzhou.

Infinite Electronics LLP is an authorized distributor of Kinghelm.

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Key Points

KH-series products: antennas, RF adapter connectors, plug and data connectors, terminals and customised vehicle harnesses
RF connector families listed on the website: SMA, SMB, SSMA, SSMB, MCX, MMCX, BNC, N, IPEX and FAKRA
Board-level connectors include board-to-board (0.5 mm and 1.0 mm pitch), wire-to-board (1.25 to 2.54 mm pitch) and FFC/FPC types, per the profile
The manufacturer states ISO 9001 and IATF 16949 certification; its profile describes UL and TUV as under application, and its website states RoHS and REACH compliance
Non-standard antennas and connectors can be made to customer drawings or samples, according to the manufacturer
In-house test facilities named include an RF anechoic chamber, network analyser, salt-spray and temperature tests
Special-purpose lines listed: automotive, medical, military-standard microwave antennas and high-voltage EV connectors

Core Product Categories

RF antennasGNSS/GPS/Beidou, WiFi, Bluetooth, NB-IoT, 4G, 5G, LoRa and PCB or chip antennas for wireless devices.
RF connectors and adaptersSMA, SMB, MCX, MMCX, BNC, FAKRA and IPEX connectors and adapters for radio signal paths.
RF cables and cable assembliesJumper cables and assemblies such as IPEX-to-SMA and FAKRA-to-FAKRA for linking radios and antennas.
Board and data connectorsBoard-to-board, wire-to-board, FFC/FPC, USB, HDMI, RJ45, SIM and SD sockets for electronics.
Switches and encodersTactile, slide, DIP, micro and limit switches plus rotary encoders for control panels.
RF filtersSAW, BAW, ceramic and cavity filters and duplexers for selecting radio frequency bands.
EV and circular connectorsHigh-voltage EV charging connectors and circular industrial and aviation-style connectors.
Terminals and headersTerminal blocks, pin headers, female headers and crimp terminals for wiring and PCB connection.

Typical Applications

Vehicle navigation and telematics Wireless and IoT modules Industrial equipment Medical devices New energy vehicles and charging Military and special-purpose antennas Consumer and computer interfaces

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