{"product_id":"motorola-hkn9557a-mini-uhf-to-uhf-antenna-adapter-cable","title":"Motorola HKN9557A Mini-UHF to UHF Antenna Adapter Cable","description":"\u003ch2 data-path-to-node=\"6\"\u003eMini-UHF to UHF Coaxial Adapter Cable for Mobile Transceivers\u003c\/h2\u003e\n\u003ch3 data-path-to-node=\"7\"\u003ePremium RF signal bridge engineered to facilitate stress-free coaxial connectivity across professional mobile fleets.\u003c\/h3\u003e\n\u003cp\u003eThe \u003cb data-path-to-node=\"8\" data-index-in-node=\"4\"\u003eMotorola HKN9557A\u003c\/b\u003e is a genuine original equipment manufacturer coaxial RF accessory designed to bridge critical connection points in your communications hardware. Engineered as a highly durable 8-inch flexible bridge element, the \u003cb data-path-to-node=\"8\" data-index-in-node=\"234\"\u003eMotorola HKN9557A Mini-UHF to UHF Antenna Adapter Cable for Mobile Radios\u003c\/b\u003e facilitates seamless conversion between differing interface terminals. This specialized pigtail adapter cable converts a standard male mini-UHF connector on the host radio chassis to a standard female UHF (SO-239) terminal receptacle, allowing rapid deployment with heavy-duty coax infrastructure. The Motorola HKN9557A is the updated version of the Motorola HKN9557.\u003c\/p\u003e\n\u003cp\u003eThis high-performance flexible connection element is purpose-built for mobile fleet installers, remote dispatch coordinators, and emergency vehicle technicians requiring clean RF line routing. By introducing an 8-inch flexible buffer line, the \u003cb data-path-to-node=\"9\" data-index-in-node=\"244\"\u003eMotorola HKN9557A\u003c\/b\u003e effectively dampens physical stress, vibration, and torque applied directly to the internal circuit board contacts of the radio deck. This structural cushion resolves a common workplace challenge where rigid, thick, low-loss transmission lines like LMR-400 coax can pull or warp structural connectors during high-speed transit.\u003c\/p\u003e\n\u003cp\u003eOperators should note that this passive transmission element is designed specifically for standard mini-UHF ports and will not mate with alternative BNC, SMA, or N-Type interfaces. This short patch component includes no independent active electronics, internal power rails, or frequency-filtering software elements. The standalone mobile radio transceiver chassis, dashboard mounting brackets, heavy-duty external power wiring harnesses, and primary mobile roof-mount antennas are sold separately.\u003c\/p\u003e\n\u003ch3 data-path-to-node=\"11\"\u003eKey Features \u0026amp; Benefits\u003c\/h3\u003e\n\u003cul data-path-to-node=\"12\"\u003e\n\u003cli\u003e\n\u003cb data-path-to-node=\"12,0,0\" data-index-in-node=\"0\"\u003eStress-Reducing Flexibility\u003c\/b\u003e: Built with an 8-inch flexible lead that isolates heavy physical pull forces from delicate rear multi-pin radio chassis decks.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb data-path-to-node=\"12,1,0\" data-index-in-node=\"0\"\u003eLow-Loss RF Engineering\u003c\/b\u003e: Features high-grade shielded materials to maintain stable impedance matching and minimize signal attenuation over line paths.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb data-path-to-node=\"12,2,0\" data-index-in-node=\"0\"\u003ePrecision Mini-UHF Mating\u003c\/b\u003e: Built with an explicit male mini-UHF terminal stud ensuring a perfect mechanical lockdown with compatible transceivers.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb data-path-to-node=\"12,3,0\" data-index-in-node=\"0\"\u003eStandard UHF Interface\u003c\/b\u003e: Outfitted with a premium female UHF connector to accept standard PL-259 male terminal studs on transmission coax lines.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb data-path-to-node=\"12,4,0\" data-index-in-node=\"0\"\u003eGenuine Factory Tolerances\u003c\/b\u003e: Manufactured strictly as an official \u003cb data-path-to-node=\"12,4,0\" data-index-in-node=\"65\"\u003eMotorola HKN9557A Mini-UHF to UHF Antenna Adapter Cable for Mobile Radios\u003c\/b\u003e assembly to preserve full factory electrical ratings.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-path-to-node=\"13\"\u003eSpecifications\u003c\/h3\u003e\n\u003ctable data-path-to-node=\"14\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eAttribute\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eDetails\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"14,1,0,0\"\u003eBrand\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"14,1,1,0\"\u003eMotorola\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"14,2,0,0\"\u003eModel\/SKU\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"14,2,1,0\"\u003eHKN9557A\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"14,3,0,0\"\u003eProduct Type\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"14,3,1,0\"\u003eAntenna Adapter Cable\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"14,4,0,0\"\u003eConnectors\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"14,4,1,0\"\u003eMini-UHF Male to UHF Female (SO-239)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"14,5,0,0\"\u003eCable Length\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"14,5,1,0\"\u003e8 Inches\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"14,6,0,0\"\u003eColor\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"14,6,1,0\"\u003eBlack\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3 data-path-to-node=\"17\"\u003eCompatibility\u003c\/h3\u003e\n\u003ctable data-path-to-node=\"18\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"18,1,0,0\"\u003eXPR5550\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"18,1,1,0\"\u003eCDM1550\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"18,1,2,0\"\u003eGM300\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"18,1,3,0\"\u003eM1225\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"18,2,0,0\"\u003eDM4400E\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"18,2,1,0\"\u003eDM4401E\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"18,2,2,0\"\u003eDM4600E\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"18,2,3,0\"\u003eDM4601E\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"18,3,0,0\"\u003eDM3000\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"18,3,1,0\"\u003eDGM4100\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"18,3,2,0\"\u003eDGM6100\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"18,3,3,0\"\u003eDGM5000E\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"18,4,0,0\"\u003eDGM5500E\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"18,4,1,0\"\u003eDGM8000E\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"18,4,2,0\"\u003eDGM8500E\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"18,4,3,0\"\u003eXiR M8620i\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"18,5,0,0\"\u003eXiR M8628i\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"18,5,1,0\"\u003eXiR M8668i\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"18,5,2,0\"\u003eMANTARAY EXPRESS\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"18,5,3,0\"\u003eMORPHEUS\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3 data-path-to-node=\"21\"\u003eRecommended Accessories\u003c\/h3\u003e\n\u003cul data-path-to-node=\"22\"\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/www.atlanticradiocorp.com\/products\/motorola-xpr5550e\" title=\"Motorola MOTOTRBO XPR5550e\"\u003e\u003cb data-path-to-node=\"22,0,0\" data-index-in-node=\"0\"\u003eMotorola XPR5550 Mobile Two-Way Radio\u003c\/b\u003e \u003c\/a\u003e– High-performance digital mobile transceiver utilizing a rear mini-UHF antenna connector port.\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/www.atlanticradiocorp.com\/products\/motorola-hkn4191c-mobile-power-cable\" title=\"Motorola HKN4191C \"\u003e\u003cb data-path-to-node=\"22,1,0\" data-index-in-node=\"0\"\u003eMotorola HKN4191C Mobile Power Cable\u003c\/b\u003e\u003c\/a\u003e – Heavy-duty direct-to-battery power cord assembly designed to supply consistent current to mobile radio housings.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-path-to-node=\"23\"\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4 data-path-to-node=\"24\"\u003eWhat is the exact physical length of this adapter assembly?\u003c\/h4\u003e\n\u003cp\u003eThis patch cable element measures exactly 8 Inches from the outer edge of the male mini-UHF stud to the tip of the female UHF jack.\u003c\/p\u003e\n\u003ch4 data-path-to-node=\"26\"\u003eCan this cable adapter be utilized on an individual portable handset?\u003c\/h4\u003e\n\u003cp\u003eNo, this accessory is specifically configured and physically size-mapped to align with the rear RF layout ports found on mobile vehicle radio decks.\u003c\/p\u003e\n\u003ch4 data-path-to-node=\"28\"\u003eWhy is a flexible patch line recommended over a solid one-piece adapter plug?\u003c\/h4\u003e\n\u003cp\u003eThe flexible 8-inch pigtail body absorbs mechanical chassis vibrations and line pull forces, preventing structural cracks or stripping on internal circuit boards.\u003c\/p\u003e\n\u003ch4 data-path-to-node=\"30\"\u003eDoes this purchase include the external vehicle roof mount antenna?\u003c\/h4\u003e\n\u003cp\u003eNo, this listing covers strictly the short adaptation patch cord. Primary low-loss transmission coax, magnetic bases, and whip elements are sold separately.\u003c\/p\u003e\n\u003ch4 data-path-to-node=\"32\"\u003eIs this an original manufacturer part or an aftermarket equivalent?\u003c\/h4\u003e\n\u003cp\u003eThis is an authentic genuine original equipment manufacturer accessory built by Motorola to ensure low attenuation and optimal impedance matching.\u003c\/p\u003e\n\u003ch4 data-path-to-node=\"34\"\u003eWhat type of line termination is required on my main antenna cable?\u003c\/h4\u003e\n\u003cp\u003eYour primary low-loss antenna transmission line must be terminated with a standard male UHF (PL-259) connector to thread cleanly into this adapter.\u003c\/p\u003e\n\u003cp data-path-to-node=\"35\"\u003e \u003c\/p\u003e\n\u003ch3 data-path-to-node=\"36\"\u003eWarranty\u003c\/h3\u003e\n\u003cp data-path-to-node=\"37\"\u003e1-year manufacturer’s warranty.\u003c\/p\u003e","brand":"Motorola","offers":[{"title":"Default Title","offer_id":48021228781742,"sku":"HKN9557A","price":34.96,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0062\/0845\/4744\/files\/HKN9557Aa.png?v=1782395731","url":"https:\/\/www.atlanticradiocorp.com\/products\/motorola-hkn9557a-mini-uhf-to-uhf-antenna-adapter-cable","provider":"Atlantic Radio Communications Corp. ","version":"1.0","type":"link"}