With the growing adoption of information communication and smart office technologies, the demand for high-performance, highly reliable telephone connectors continues to rise. The KH-9752-6P6C telephone jack, developed by Kinghelm, features a plug-in 6P6C modular design with a robust mechanical structure, providing an efficient and stable connectivity solution for modern telecom systems, office terminals, and smart devices. This non-shielded, LED-free modular connector is tray-packaged, striking a perfect balance between cost and performance, and showing strong potential for upgrades and market expansion.

Kinghelm KH-9752-6P6C Product Image

The Kinghelm KH-9752-6P6C follows the RJ11 interface standard, with a 6P6C configuration—six positions and six contacts—making it compatible with widely used interfaces in telephone communication, modems, and fax machines. Its plug-in installation significantly simplifies soldering and PCB layout, enabling fast and convenient mounting during production. The plug-in packaging further supports automated assembly in mass production, improving manufacturing efficiency and reducing overall costs. Its single-port form factor is ideal for compact layouts and high-density access applications.

In terms of performance, the KH-9752-6P6C RJ11 connector maintains reliable signal transmission across a wide operating temperature range from -45°C to +85°C. Even in harsh industrial or outdoor environments, its metal contacts ensure excellent conductivity and corrosion resistance, guaranteeing stable voice and data communication. While it lacks LED indicators and shielding, this minimalist design meets the essential requirements of most telephone interface applications while keeping costs under control.

Application Scenarios
The KH-9752-6P6C RJ11 connector is widely used in home telephone systems, office PBX systems, automatic fax machines, data dial-up terminals, and industrial automation control systems. As smart city infrastructure and building automation continue to evolve, telephone interfaces still play a vital role in low-speed, low-power applications such as security alarms, intercom access control, and remote data transmission. In traditional sectors like financial terminals, traffic monitoring, and railway communication, RJ11 connectors remain a preferred choice due to their stability and compatibility.

Market Outlook
With its stable performance and standard design, the KH-9752-6P6C remains in strong demand for mid- to low-speed communication needs both domestically and internationally. Backed by Kinghelm's years of expertise in the connector industry, strict quality control, reliable volume delivery, and ongoing innovation, this product holds significant market competitiveness. It is especially well-suited for cost-sensitive markets that still require dependable connectivity solutions.

Kinghelm KH-9752-6P6C Specification

Conclusion
The Kinghelm KH-9752-6P6C telephone jack connector stands on solid ground in traditional applications while showing growth potential in emerging low-speed communication systems. Its compact design, stable performance, and broad compatibility align with the modern communication principle that “reliability is 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.

KH-9752-6P6CTo Product Page