Description
Product Overview
The MOOKEERF KMR240 is a premium SMA male‑to‑male coaxial jumper cable engineered for high‑frequency applications up to 6 GHz. Its core consists of a solid pure copper conductor surrounded by a tinned copper braid, delivering an ultra‑low attenuation of just –2.65 dB over 25 ft at 1.8 GHz. The 50 Ω impedance, combined with a robust PVC outer jacket, ensures reliable signal integrity in demanding RF, GPS, and LTE environments. Available in a range of lengths from 1 ft to 100 ft, each cable is terminated with a precision‑machined SMA connector secured by a 2.2‑inch adhesive tube, preventing accidental disengagement. The cable’s round shape and lightweight design (0.05 kg per 3 ft) make it easy to route through tight spaces while maintaining excellent durability for both indoor and outdoor installations.
![[Product front view showing all components]](https://www.ranex.store/wp-content/uploads/2026/06/02d11fdd0555446ab3cb3dcaad75a7e5.jpg)
Usage
Designed for versatility, the KMR240 excels in a variety of scenarios. It is the perfect choice for connecting antennas to GPS receivers, linking RF radios in remote monitoring stations, and interfacing 3G/4G/5G/LTE network equipment with signal boosters. Its low‑loss performance also benefits test and measurement setups, where accurate signal representation is critical. Whether mounted on a rooftop antenna array, installed inside a vehicle’s telematics system, or used in a laboratory bench test, the cable’s waterproof PVC jacket protects against moisture, UV exposure, and mechanical abrasion. The male‑to‑male configuration simplifies integration with existing SMA‑based hardware, reducing the need for adapters and streamlining deployment.
Why Choose Us
MOOKEERF is committed to delivering products that meet rigorous industry standards. Each KMR240 cable undergoes comprehensive quality control, including impedance verification, VSWR testing, and environmental stress screening. Our manufacturing process utilizes high‑grade materials—pure copper conductors, tinned braid, and a UV‑resistant PVC sheath—to guarantee long‑term performance. We back our products with responsive technical support and a clear warranty, ensuring that customers receive both a reliable component and peace of mind. By focusing on precision engineering and customer satisfaction, MOOKEERF distinguishes itself as a trusted partner for professional RF and telecommunications installations.
Key Features
- Ultra‑low loss design maintains signal strength over long distances, reducing the need for repeaters.
- Supports frequencies up to 6 GHz, covering a wide range of modern communication standards.
- Durable PVC jacket provides waterproof protection and resistance to UV and abrasion.
- Secure 2.2‑inch adhesive tube connector prevents accidental disconnection in harsh environments.
- Responsive after‑sales service with expert technical assistance and warranty coverage.
FAQ
What is the characteristic impedance of the KMR240 cable?
The cable is designed with a 50 Ω characteristic impedance, making it compatible with standard SMA‑based RF equipment.
Which lengths are available for this cable?
Lengths range from 1 ft, 2 ft, 3 ft, 4 ft, 5 ft, 6 ft, 8 ft, 10 ft, 12 ft, 15 ft, 20 ft, 25 ft, 30 ft, 35 ft, 40 ft, 50 ft, 75 ft, and 100 ft, allowing you to select the exact size needed for your installation.
Is the cable suitable for outdoor use?
Yes, the PVC outer jacket is waterproof and UV‑resistant, making the cable reliable for both indoor and outdoor applications.
How do I install the SMA connectors securely?
Each connector is pre‑installed with a 2.2‑inch adhesive tube that bonds firmly to the cable core. Simply align the connector with the mating SMA port and tighten the screw; the adhesive ensures a lasting, vibration‑resistant connection.
What warranty and support does MOOKEERF provide?
MOOKEERF offers a one‑year limited warranty covering material defects, along with dedicated technical support to assist with installation, troubleshooting, and any product‑related inquiries.




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