Beijing Youwang Times Technology Co., Ltd.
Your Trusted Partner in Network Infrastructure
Add to Cart
Ruijie RG-CAB-QMA-SMA-28m Low-Loss RF Cable QMA-SMA Connector 28m Length For Stable Wireless Communication
The Ruijie RG-CAB-QMA-SMA-28m is a premium low-loss RF coaxial cable designed for high-frequency signal transmission in wireless communication systems. Featuring a QMA (male) to SMA (female) connector configuration and a 28-meter length, this high-quality jumper cable ensures stable signal integrity with minimal attenuation, making it ideal for 5G base stations, RF modules, microwave links, and other wireless applications.
Ultra-Low Signal Loss – Optimized for high-frequency transmission with superior shielding to minimize interference and maintain signal strength over long distances.
Robust & Durable Construction – High-grade coaxial cable with a weather-resistant outer jacket, ensuring long-term reliability in harsh indoor/outdoor environments.
Secure & Stable Connection – The QMA (quick-lock) and SMA (threaded) connectors provide a firm, vibration-resistant fit, reducing disconnection risks in high-mobility setups.
Long 28m Cable Length – Eliminates the need for additional splices, reducing insertion loss and ensuring seamless signal transfer between devices.
Wide Compatibility – Works seamlessly with Ruijie wireless APs, RF equipment, test instruments, and other devices supporting QMA/SMA interfaces.
| Parameter | Specification |
|---|---|
| Connector Type | QMA (Male) to SMA (Female) |
| Cable Length | 28 meters |
| Frequency Range | Up to 6 GHz (may vary) |
| Impedance | 50 Ohm |
| Insertion Loss | Low (exact dB/m dependent on frequency) |
| Shielding | Dual-layer (foil + braid) for EMI protection |
| Operating Temp. | -30°C to +75°C (may vary) |
5G/4G/LTE base stations & repeaters
Microwave & RF signal distribution
Wireless access points (APs) & antennas
Test & measurement equipment
Engineered for performance and durability, the Ruijie RG-CAB-QMA-SMA-28m ensures high-speed, low-interference signal transmission for critical wireless infrastructure. Whether for telecom, enterprise, or industrial use, this cable delivers reliable connectivity with minimal maintenance.