--- product_id: 373135192 title: "Upgraded SMA to UHF Adapter Kit (4-Pack), SMA Male/Female to PL259 SO239 Coaxial Connector Adapter, 48-Hour Salt Spray Tested 50 Ohm RF Coax for Ham/CB Radio Walkie Talkie Antenna" brand: "onelinkmore" price: "$60.72" currency: USD in_stock: true reviews_count: 5 category: "Onelinkmore" url: https://www.desertcart.us/products/373135192-upgraded-sma-to-uhf-adapter-kit-4-pack-sma-male store_origin: US region: United States of America --- # Supports low frequencies up to 300 MHz SMA to UHF versatile coaxial connectivity 48-hr salt spray corrosion resistance Upgraded SMA to UHF Adapter Kit (4-Pack), SMA Male/Female to PL259 SO239 Coaxial Connector Adapter, 48-Hour Salt Spray Tested 50 Ohm RF Coax for Ham/CB Radio Walkie Talkie Antenna **Brand:** onelinkmore **Price:** $60.72 **Availability:** ✅ In Stock ## Summary > 📡 Connect Like a Pro, Stay Ahead of the Signal Game! ## Quick Answers - **What is this?** Upgraded SMA to UHF Adapter Kit (4-Pack), SMA Male/Female to PL259 SO239 Coaxial Connector Adapter, 48-Hour Salt Spray Tested 50 Ohm RF Coax for Ham/CB Radio Walkie Talkie Antenna by onelinkmore - **How much does it cost?** $60.72 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.us](https://www.desertcart.us/products/373135192-upgraded-sma-to-uhf-adapter-kit-4-pack-sma-male) ## Best For - onelinkmore enthusiasts ## Why This Product - Trusted onelinkmore brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Unmatched Durability:** 48-hour salt spray tested for ultimate corrosion resistance—built to last in harsh environments. - • **Pro-Grade Versatility:** Includes 4 essential adapter types in one kit—cover all your antenna connection needs without missing a beat. - • **Seamless Compatibility:** Effortlessly connects SMA male/female to PL259 SO239 UHF connectors—perfect for your ham, CB, or walkie talkie radios. - • **Sleek & Reliable Design:** Nickel-plated finish with a secure screw-lock mechanism for a professional, durable, and stylish setup. - • **Precision Signal Integrity:** Engineered for low-frequency RF signals up to 300 MHz, ensuring crystal-clear communication every time. ## Overview The onelinkmore Upgraded SMA to UHF Adapter Kit is a premium 4-pack of nickel-plated RF coaxial adapters designed for seamless SMA to UHF connections. Salt spray tested for 48 hours, these 50 Ohm adapters deliver superior corrosion resistance and reliable performance for ham radios, CB radios, and walkie talkies operating up to 300 MHz. Ideal for professionals demanding durable, versatile antenna solutions. ## Description Our SMA to UHF RF Antenna Adapter has 48 hours Salt Spray Environmental TestThe salt spray test is usually used in the underwater environment of the connector and is usually used to evaluate the corrosion resistance of the metal connector shell (such as verifying the corrosion protection effect of the nickel plating on the surface of the zinc alloy die casting), and confirm the exposure by checking the DWV and insulation resistance The performance of the latter part confirms that the housing seal is effective. Review: x - Shipped fast. Good item to have in your HAM shack for hand held radios to hook into external antennas. Review: Works as expected - Works as expected however this was a return with a label slapped over the last person. I felt like I was getting a used item ## Features - Salt Spray Environmental Test - 48 hrs Salt Spray Corrosion Resistance Plating for SMA to UHF RF Connectors,SMA to UHF RF Antenna Adapter Salt Spray Environmental Test - SMA TO UHF - The SMA to UHF Antenna Connector Adapter for two way radios,It allows you to connect a device with an SMA Male Female connector to UHF Male PL-259 Female SO239 connector.Compatible with two way radios with UHF SMA Male Female antenna connector.Should fit any radio which takes an SMA-UHF antenna - Real SWR test - Geared screw locking mechanism,SMA to UHF adapter is attractive to many, so we have stocked up on the best quality SMA-UHF adapters that we could find — and now looking better than before ! our design is continually evolving in order to provide better looking, better functioning, and above all more durable adapters. - Low Frequencies - For low frequencies up to 300 MHz,Amateur Radios, CB Radio and marine radio, spare parts,Handheld Ham Radio Antenna,Walkie Talkie; Used widely at antenna scanner, UHF,VHF Frequency Connect and Radio Station Antenna Convertion; application for most baofeng, Yaesu, Icon, Alinco, Kenwood, Wouxun & TYT Amateur Radios - Package Content - 4 x UHF to SMA Ham Radio Adapter (SO239 FEMALE to SMA MALE, SO239 FEMALE to SMA FEMALE , PL259 MALE to SMA MALE ,PL259 MALE to SMA FEMALE) ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B097DH34R8 | | Brand | onelinkmore | | Color | Silver | | Colour | Silver | | Compatible Devices | for CB Radio, Handheld Ham Radio Antenna | | Compatible devices | for CB Radio, Handheld Ham Radio Antenna | | Connector Type | Radio Frequency | | Connector type | Radio Frequency | | Customer Reviews | 4.6 out of 5 stars 232 Reviews | | Finish | Nickel | | Input Voltage | 12 Volts | | Item Dimensions | 19 x 31 x 19 millimeters | | Item Weight | 0.09 Kilograms | | Item dimensions L x W x H | 19 x 31 x 19 millimeters | | Manufacturer | onelinkmore | | Mfr Part Number | OL-5029-X | | Model Number | OL-5029-X | | Nominal Power | 75 Watts | | Number of Items | 4 | | Number of Ports | 1 | | Package Quantity | 1 | | Power Plug Type | No Plug | | Specific Uses For Product | Antenna | | Specific uses for product | Antenna | | Unit Count | 4.0 Count | ## Product Details - **Compatible devices:** for CB Radio, Handheld Ham Radio Antenna - **Specific uses for product:** Antenna - **Connector type:** Radio Frequency - **Colour:** Silver - **Item dimensions L x W x H:** 19 x 31 x 19 millimeters ## Images ![Upgraded SMA to UHF Adapter Kit (4-Pack), SMA Male/Female to PL259 SO239 Coaxial Connector Adapter, 48-Hour Salt Spray Tested 50 Ohm RF Coax for Ham/CB Radio Walkie Talkie Antenna - Image 1](https://m.media-amazon.com/images/I/81opjH-J-4S.jpg) ## Customer Reviews ### ⭐⭐⭐⭐⭐ x *by P***N on 28 May 2026* Shipped fast. Good item to have in your HAM shack for hand held radios to hook into external antennas. ### ⭐⭐⭐⭐ Works as expected *by M***M on 8 November 2024* Works as expected however this was a return with a label slapped over the last person. I felt like I was getting a used item ### ⭐⭐⭐⭐⭐ Just What I Needed. *by L***N on 14 January 2025* Hooking up a Beaufang handheld to an external antenna goes not work without some sort of adapter. I'm new to all this GRMS stuff and wasn't sure what to get. This set covers it. Had what I needed exactly. ## Frequently Bought Together - onelinkmore Ham Radio Upgraded Adapter SMA to UHF Antenna Adapter Kits PL259 SO239 UHF VHF Adapter for RF Applications/CB Radio/Handheld Ham Radio Antenna/Walkie Talkie/Amateur radios - DHT Electronics Handheld Antenna Cable SMA Male to UHF SO-239 Female Connectors 6'' Pack of 2 for Amplifier - AURSINC Upgrated NanoVNA-H4 Vector Network Analyzer, Lastest V4.3 10KHz-1.5GHz HF VHF UHF 4" Touch Screen VNA Antenna Analyzer Ham Radio, Measuring S Parameters, SWR, Phase, Delay, Smith Chart --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.us/products/373135192-upgraded-sma-to-uhf-adapter-kit-4-pack-sma-male](https://www.desertcart.us/products/373135192-upgraded-sma-to-uhf-adapter-kit-4-pack-sma-male) --- *Product available on Desertcart United States of America* *Store origin: US* *Last updated: 2026-09-06*