{"product_id":"gemek-36ft-sma-male-to-sma-female-coax-cable-low-loss-s-lmr400","title":"GEMEK 36ft SMA Male to SMA Female Coax Cable - Low Loss S-LMR400","description":"\u003cp\u003eIn this review of the GEMEK 36ft SMA Male to SMA Female pure copper cable, the bottom line is simple: this is a purpose-built, low-loss extension for SMA-based cellular, WiFi and RF gear that needs a long, durable lead. The single biggest reason to buy is the S-LMR400 construction and all-copper connectors, which preserve signal over longer runs and higher frequencies better than thinner coax. It is most useful for installers and hobbyists who need a 36 ft (11 m) extension between SMA equipment and external antennas or repeaters, and who prioritize signal retention over a slim cable profile.\u003c\/p\u003e\n\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n \u003cli\u003e\n\u003cstrong\u003eAll-copper SMA connectors:\u003c\/strong\u003e Gold plated SMA male to SMA female connectors provide corrosion resistance and a stable 50 ohm connection for radios and routers.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eLow-loss S-LMR400 coax:\u003c\/strong\u003e The 10.3 mm diameter S-LMR400 core keeps signal loss lower across 36 ft, which helps maintain throughput for 3G\/4G\/5G and WiFi links.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eDouble shielded construction:\u003c\/strong\u003e The braid and foil shielding reduce external interference and preserve signal quality in noisy RF environments.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eWide compatibility:\u003c\/strong\u003e Works with SMA-equipped modems, routers, repeaters and radios from common networking and cellular vendors that use standard SMA connections.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eDurable build and strain relief:\u003c\/strong\u003e Heat shrink on both ends and a robust jacket allow 90 degree bends and a minimum bending radius of 2.44 in without damaging the core.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eWho It's For\u003c\/h2\u003e\n\u003cp\u003eThe GEMEK 36 ft SMA extension is aimed at technicians, ham radio operators, ADS-B and GPS enthusiasts, and anyone installing external antennas for cellular modems or WiFi boosters who needs a long, low-loss lead. It is especially well suited when signal retention over distance is more important than a thin, flexible cable.\u003c\/p\u003e\n\u003cp\u003eUsers who need a very flexible or very small-diameter cable for tight, concealed routing or TV coax fits should look elsewhere; some buyers report the cable and connectors feel stiff and the size may not match every device enclosure. Also note this is not an RP-SMA cable and is not intended for TV coax applications.\u003c\/p\u003e\n\n\u003ch2\u003ePros \u0026amp; Cons\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003ePros\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n \u003cli\u003eSuperior signal retention for 36 ft runs thanks to the larger S-LMR400 center conductor.\u003c\/li\u003e\n \u003cli\u003eSolid build quality with double shielding and gold plated all-copper SMA connectors.\u003c\/li\u003e\n \u003cli\u003eWide 50 ohm compatibility with many modems, routers, repeaters and radio systems.\u003c\/li\u003e\n \u003cli\u003eDurable jacket and strain relief allow tight bends without immediate damage.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eCons\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n \u003cli\u003ePhysically large and relatively stiff compared with thinner cables, making routing in tight spaces more difficult.\u003c\/li\u003e\n \u003cli\u003eConnector size and fit are not universal; some devices, particularly certain TV boxes or non-standard SMA fittings, may not mate cleanly.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003ctable\u003e\n \u003ctr\u003e\n\u003ctd\u003eConnector 1\u003c\/td\u003e\n\u003ctd\u003eSMA Male plug (50 ohm)\u003c\/td\u003e\n\u003c\/tr\u003e\n \u003ctr\u003e\n\u003ctd\u003eConnector 2\u003c\/td\u003e\n\u003ctd\u003eSMA Female plug (50 ohm)\u003c\/td\u003e\n\u003c\/tr\u003e\n \u003ctr\u003e\n\u003ctd\u003eLength\u003c\/td\u003e\n\u003ctd\u003e36 ft (11 meters)\u003c\/td\u003e\n\u003c\/tr\u003e\n \u003ctr\u003e\n\u003ctd\u003eCoax type\u003c\/td\u003e\n\u003ctd\u003eDouble shielded Low-loss S-LMR400 (10.3 mm \/ 0.4 in diameter)\u003c\/td\u003e\n\u003c\/tr\u003e\n \u003ctr\u003e\n\u003ctd\u003eImpedance\u003c\/td\u003e\n\u003ctd\u003e50 Ohm\u003c\/td\u003e\n\u003c\/tr\u003e\n \u003ctr\u003e\n\u003ctd\u003eOperating temperature\u003c\/td\u003e\n\u003ctd\u003e-20C to +70C\u003c\/td\u003e\n\u003c\/tr\u003e\n \u003ctr\u003e\n\u003ctd\u003eMinimum bending radius\u003c\/td\u003e\n\u003ctd\u003e2.44 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003eOur Verdict\u003c\/h2\u003e\n\u003cp\u003eThe GEMEK 36 ft S-LMR400 SMA extension is a solid value for anyone who needs a long, low-loss 50 ohm lead between SMA equipment and antennas. Its all-copper connectors, double shielding and larger center conductor translate to better signal retention over distance, making it a practical choice for cellular, WiFi and amateur radio installations where cable bulk is acceptable for improved performance.\u003c\/p\u003e\n\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eIs this an RP-SMA cable?\u003c\/strong\u003e\u003cbr\u003eNo, this is a standard SMA Male to SMA Female cable and is not an RP-SMA type.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWill it work with my cellular modem or WiFi booster?\u003c\/strong\u003e\u003cbr\u003eYes, it is compatible with SMA-equipped modems, routers and repeaters from common vendors that use standard SMA connectors, provided the device accepts the connector size.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCan the cable be bent tightly during installation?\u003c\/strong\u003e\u003cbr\u003eThe cable supports 90 degree bends in one inch or less and has a minimum bending radius of 2.44 in, but it is thicker and stiffer than smaller coax types so plan routing accordingly.\u003c\/p\u003e","brand":"GEMEK","offers":[{"title":"Default Title","offer_id":48675182215387,"sku":"B07V7B51XQ","price":39.93,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0724\/1043\/1707\/files\/71iPPcOBhPL._AC_SL1500_72b84082-c385-4f7b-989c-1e20d8736865.jpg?v=1778719339","url":"https:\/\/gearmusthave.com\/products\/gemek-36ft-sma-male-to-sma-female-coax-cable-low-loss-s-lmr400","provider":"GearMustHave","version":"1.0","type":"link"}