Coaxial RF Adapter – SMA Female to UHF Female for Baofeng & Two-Way Radios

Upgrade your radio setup with this compact and reliable Coaxial RF Antenna Adapter. Designed to convert an SMA Female connector to a UHF Female (SO-239) connector, this straight-style adapter is the perfect solution for connecting Baofeng walkie-talkies, handheld transceivers, and other two-way radios to antennas, cables, or accessories with differing connector types.

Crafted from gold/nickel-plated copper for excellent conductivity and corrosion resistance, this adapter maintains a consistent 50-ohm impedance — the standard for RF coaxial systems — ensuring minimal signal loss and maximum performance.

Key Features

Type: SMA Female to UHF Female (SO-239) Coaxial RF Adapter
Impedance: 50 Ohm – industry standard for RF systems
Shape: Straight – compact and low-profile design
Material: Copper plated with gold / copper plated with nickel for dual-finish durability
Weight: ~17.5g per piece – lightweight and easy to carry
Compatible with: Baofeng UV-5R, BF-888S, and other SMA-equipped radios
Use Case: Connect antennas, coaxial cables, and RF accessories across incompatible connector types

What's in the Box?

1× SMA Female to UHF Female RF Coaxial Adapter

Who Is This For?

Whether you're a ham radio enthusiast, emergency communications volunteer, or an everyday walkie-talkie user, this adapter bridges the gap between your radio and external antennas or coaxial accessories. It's also ideal for amateur radio operators looking to experiment with different antenna configurations.

For more information on RF connectors and coaxial cable standards used in amateur radio, visit the National Institute of Standards and Technology (NIST).

Made in Mainland China.

Frequently Asked Questions

Q: Is this SMA Female to UHF Female adapter compatible with Baofeng radios?

A: Yes! This coaxial RF adapter is specifically designed to work with Baofeng walkie-talkies (such as the UV-5R and BF-888S) that use SMA Female connectors, allowing you to connect them to antennas or accessories using UHF Female (SO-239) ports.

Q: What is the impedance of this RF adapter, and why does it matter?

A: This adapter features a standard 50-ohm impedance, which is the universal standard for RF coaxial systems and two-way radio equipment. Matching impedance ensures minimal signal loss and optimal transmission performance.

Q: What materials are used in this coaxial adapter?

A: The adapter is made from copper with two finish options: gold plating for excellent corrosion resistance and low contact resistance, or nickel plating for added durability in rugged environments. Both provide reliable RF connectivity.

Q: Can I use this adapter for amateur (ham) radio applications?

A: Absolutely. This SMA to UHF adapter is well-suited for amateur radio operators who need to connect handheld transceivers to external antennas, repeater cables, or coaxial runs with UHF Female connectors.

Made with care

Great value

Elegant design

Quality materials

This product is crafted with quality materials to ensure durability and performance. Designed with your convenience in mind, it seamlessly fits into your everyday life.

We strive to process and ship all orders in a timely manner, working diligently to ensure that your items are on their way to you as soon as possible.

We are committed to ensuring a positive shopping experience for all our customers. If for any reason you wish to return an item, we invite you to reach out to our team for assistance, and we will evaluate every return request with care and consideration.