--- product_id: 215237112 title: "KMR400 SMA to N Cable 25ft, N-Male to SMA-Male Connector Low Loss Extension Cable 50 Ohm SMA Cable for 3G/4G/5G/LTE/ADS-B/Ham/GPS/WiFi/RF Radio to Antenna Use (Not for TV)" brand: "xrds -rf" price: "€ 65.71" currency: EUR in_stock: true reviews_count: 8 url: https://www.desertcart.hr/products/215237112-kmr400-sma-to-n-cable-25ft-n-male-to-sma store_origin: HR region: Croatia --- # Waterproof design 25ft length SMA to N-Male KMR400 SMA to N Cable 25ft, N-Male to SMA-Male Connector Low Loss Extension Cable 50 Ohm SMA Cable for 3G/4G/5G/LTE/ADS-B/Ham/GPS/WiFi/RF Radio to Antenna Use (Not for TV) **Brand:** xrds -rf **Price:** € 65.71 **Availability:** βœ… In Stock ## Summary > πŸ“‘ Elevate Your Connectivity Game! ## Quick Answers - **What is this?** KMR400 SMA to N Cable 25ft, N-Male to SMA-Male Connector Low Loss Extension Cable 50 Ohm SMA Cable for 3G/4G/5G/LTE/ADS-B/Ham/GPS/WiFi/RF Radio to Antenna Use (Not for TV) by xrds -rf - **How much does it cost?** € 65.71 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.hr](https://www.desertcart.hr/products/215237112-kmr400-sma-to-n-cable-25ft-n-male-to-sma) ## Best For - xrds -rf enthusiasts ## Why This Product - Trusted xrds -rf brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - β€’ **Secure Connections:** Clamp connectors ensure a steadfast connection, preventing disconnections. - β€’ **Heavy-Duty Durability:** Crafted with solid copper connectors for outdoor resilience. - β€’ **Versatile Applications:** Perfect for 3G/4G/5G/LTE, GPS, and moreβ€”connect with confidence. - β€’ **Unmatched Signal Integrity:** Experience minimal signal loss with our low-loss KMR 400 cable. - β€’ **Professional Quality Assurance:** Swept with network analyzers for optimal performance and a full year warranty. ## Overview The XRDS-RF KMR400 is a 25ft low-loss extension cable featuring SMA to N-Male connectors, designed for robust outdoor use. With a waterproof jacket and solid copper connectors, it ensures minimal signal loss and secure connections for various applications including 3G/4G/5G/LTE, GPS, and RF radio. Backed by professional quality assurance and a one-year warranty, this cable is engineered for reliability and performance. ## Description XRDS -RF KMR400 SMA to N Cable 25ft, N-Male to SMA-Male Connector Low Loss Extension Cable 50 Ohm SMA Cable for 3G/4G/5G/LTE/ADS-B/Ham/GPS/WiFi/RF Radio to Antenna Use (Not for TV) ## Features - Heavy Duty Connector: This kmr 400 cable is with SMA Male to N Male adapter and the heavy duty connector is made of solid copper. and it is waterproof that they could be used in the outdoor antenna. - LOW LOSS Cable: The inner conductor of this 25 ft kmr 400 cable is copper clad aluminium so it causes very low signal loss. The Jacket is made of the flexible and proof-water pvc that could be used so long in the harsh environments in the outdoor. - Prevent Coming Off: Our n to sma patch cable adopt the clamp connector not the crimp type connector so the connector will not easy come off from the cable and all the connections are solid and professionally attached.We use the black heat shrink tube and lined adhesive by heat shrinking to connect the adapter and the coaxial cable . And the length is up to 2.2 in that is longer than others which would prevent the connector coming off. - Application:This 50 ohm 400 Coax Cable could be connected from SMA Equipment to N-Type Antennas ,Used for 3G/4G/LTE/Ham/ADS-B/GPS/RF Radio to Antenna or Surge Arrester Use(Suitable for outdoor antenna or remote antenna connection to indoor amplifier.) - Professionally Made: XRDS -RF is a professional manufacturer in producing coax cable. This 25 ft kmr 400 coaxial cable is swept with network analyzers to assure the vswr of the cable less than 1.1. XRDS -RF is committed to improving the lives of our customers, and this cable will give you unmatched product quality. All of our items come with a full year of warranty. ## Product Details - **Brand:** XRDS -RF - **Connector Type:** Coaxial - **Cable Type:** Coaxial - **Compatible Devices:** 3G/4G/5G/LTE Device, Ham Radio, ADS-B, GPS, RF Radio Communication Device - **Special Feature:** Waterproof ## Images ![KMR400 SMA to N Cable 25ft, N-Male to SMA-Male Connector Low Loss Extension Cable 50 Ohm SMA Cable for 3G/4G/5G/LTE/ADS-B/Ham/GPS/WiFi/RF Radio to Antenna Use (Not for TV) - Image 1](https://m.media-amazon.com/images/I/71SKnA9edrL.jpg) ## Available Options This product comes in different **Item Display Length** options. ## Customer Reviews ### ⭐⭐⭐⭐⭐ Solid *by S***. on April 30, 2025* Large, thick, very well made cable. The quality is apparent. You will notice that it's fairly stiff from all the shielding. I have no connection or signal issues. Would recommend. ### ⭐⭐⭐⭐⭐ Wifi *by E***S on April 19, 2025* Works great ### ⭐⭐⭐⭐⭐ ADSB 1090 MHz RECEPTION *by J***N on March 14, 2025* Works great hooked up to the ADSB Antenna on the roof .1090 MHz Filter and Flight Aware USB receiver to the Raspberry Pi 3 . Antenna is about 25feet off the ground and receiving ADSB aircraft signals 150 miles out depending on terrain . ## Frequently Bought Together - XRDS -RF KMR400 SMA to N Cable 25ft, N-Male to SMA-Male Connector Low Loss Extension Cable 50 Ohm SMA Cable for 3G/4G/5G/LTE/ADS-B/Ham/GPS/WiFi/RF Radio to Antenna Use (Not for TV) - 5.5dBi 1090/978 N-Type Female Antenna - 26-inch - ADSBexchange.com Blue R820T2 RTL2832U, 0.5 PPM TCXO ADS-B SDR w/Amp and 1090 Mhz Filter, Antenna & Software on Industrial MicroSD --- ## Why Shop on Desertcart? - πŸ›’ **Trusted by 1.3+ Million Shoppers** β€” Serving international shoppers since 2016 - 🌍 **Shop Globally** β€” Access 737+ million products across 21 categories - πŸ’° **No Hidden Fees** β€” All customs, duties, and taxes included in the price - πŸ”„ **15-Day Free Returns** β€” Hassle-free returns (30 days for PRO members) - πŸ”’ **Secure Payments** β€” Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** β€” Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.hr/products/215237112-kmr400-sma-to-n-cable-25ft-n-male-to-sma](https://www.desertcart.hr/products/215237112-kmr400-sma-to-n-cable-25ft-n-male-to-sma) --- *Product available on Desertcart Croatia* *Store origin: HR* *Last updated: 2026-07-13*