{"product_id":"lc-fiber-optic-loopback-plug-multimode-50-micron","title":"LC Fiber Optic Loopback Plug, Multimode 50 micron","description":"\u003ch3\u003eOverview\u003c\/h3\u003e\n\u003cp\u003eThe LC Multimode 50µm Loopback plug is designed for testing the transmission capability and receiver sensitivity of optical network equipment. By providing a return path for the optical signal, it allows technicians to verify system integrity and performance quickly and effectively in high-density networking environments.\u003c\/p\u003e\n\u003cp\u003eThis loopback plug features a compact, durable construction suitable for demanding data center and field applications. The integrated design includes a long thumb release for easier handling and clearly molded A and B channel markers to prevent installation errors. The internal optical fiber is shielded by a flexible, fire-retardant PVC jacket to ensure long-term reliability and protection against environmental stress.\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompact Form Factor\u003c\/strong\u003e\u003cbr\u003eOptimized for high-density environments where space-constrained patching is required.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMultimode 50µm Fiber\u003c\/strong\u003e\u003cbr\u003eEngineered to match standard 50µm multimode network requirements for accurate testing.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLong Thumb Release\u003c\/strong\u003e\u003cbr\u003eImproves accessibility and ease of removal in tightly packed LC adapter panels.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eChannel Identification\u003c\/strong\u003e\u003cbr\u003eMolded A and B markers reduce the likelihood of polarity errors during setup.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDurable Protective Jacket\u003c\/strong\u003e\u003cbr\u003eConstructed with a fire-retardant PVC jacket for enhanced cable longevity and safety.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCustom Strain Relief\u003c\/strong\u003e\u003cbr\u003eProvides essential protection at the connector junction, reducing the risk of fiber breakage.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eApplications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eOptical network equipment validation\u003c\/li\u003e\n\u003cli\u003eReceiver sensitivity testing\u003c\/li\u003e\n\u003cli\u003eSystem transmission capability testing\u003c\/li\u003e\n\u003cli\u003eData center link diagnostics\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003cth\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePart Number\u003c\/td\u003e\n\u003ctd\u003e682X264\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel\u003c\/td\u003e\n\u003ctd\u003eLBK-LC-M5-NC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eConnector Type\u003c\/td\u003e\n\u003ctd\u003eLC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFiber Mode\u003c\/td\u003e\n\u003ctd\u003eMultimode\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCore Size\u003c\/td\u003e\n\u003ctd\u003e50µm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eJacket Material\u003c\/td\u003e\n\u003ctd\u003ePVC (Fire-retardant)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eWhat is the primary use of this loopback plug?\u003c\/strong\u003e\u003cbr\u003eIt is used to loop the optical signal back into a transceiver or port, allowing you to test transmission capabilities and receiver sensitivity.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIs this plug suitable for single-mode fiber?\u003c\/strong\u003e\u003cbr\u003eNo, this model is specifically designed for 50µm multimode fiber applications.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHow do I ensure correct polarity?\u003c\/strong\u003e\u003cbr\u003eThe unit features molded A and B channel markers on the housing to assist with correct orientation.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCan this be used in high-density panels?\u003c\/strong\u003e\u003cbr\u003eYes, its compact design and long thumb release are specifically intended for easy insertion and removal in high-density fiber installations.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat does the fire-retardant jacket mean for my installation?\u003c\/strong\u003e\u003cbr\u003eThe PVC jacket is designed to slow the spread of fire, meeting common safety requirements for data center and office environments.\u003c\/p\u003e","brand":"Fosco Connect","offers":[{"title":"Default Title","offer_id":50809428869218,"sku":"682X264","price":17.23,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1026\/4509\/files\/682x264_pli-fiberxp-lbk-lc-m5-nc_jpg.webp?v=1793505132","url":"https:\/\/www.fiberoptics4sale.com\/products\/lc-fiber-optic-loopback-plug-multimode-50-micron","provider":"Fosco Connect","version":"1.0","type":"link"}