{"product_id":"loopbackmtp12os2smm","title":"StarTech.com LOOPBACKMTP12OS2SMM network cable tester Fiber cable tester Black, Green, Yellow","description":"\u003cp\u003eStarTech.com LOOPBACKMTP12OS2SMM. Product type: Fiber cable tester, Supported connectors: MPO\/MTP, Test type: Loopback testing. Compliance certificates: Trade Agreements Act (TAA), RoHS, CE. Width: 0.465\" (11.8 mm), Depth: 5.12\" (130 mm), Height: 0.37\" (9.4 mm). Package width: 8.66\" (220 mm), Package depth: 4.72\" (120 mm), Package height: 0.512\" (13 mm). Master (outer) case width: 16.9\" (430 mm), Master (outer) case length: 13.2\" (335 mm), Master (outer) case height: 15.7\" (400 mm)\u003c\/p\u003e\u003cp\u003ePerform loopback testing and verify signal continuity across Single Mode MPO-12 fiber connections\u003cbr\u003e\u003cbr\u003eThis Single Mode MPO Loopback Plug is a practical tool for verifying signal continuity, insertion loss, and port function in fiber optic networks. Ideal for technicians and IT Pros, it enables fast, consistent testing across MPO-based fiber connections.\u003cbr\u003e\u003cbr\u003eTest Single Mode Connections\u003cbr\u003e\u003cbr\u003eThis 9\/125um MPO-12 Loopback Adapter is compatible with OS1 and OS2 cabling in point-to-point and structured installations. IEC and RoHS compliance ensures readiness for standardized deployments and testing in regulated environments.\u003cbr\u003e\u003cbr\u003eAccurate Signal Diagnostics\u003cbr\u003e\u003cbr\u003eValidate MPO transceivers, isolate faults, and confirm port behavior across high-speed parallel optic links. The fixed 12-fiber configuration with precision-aligned ferrules deliver clean signaling for accurate, reliable diagnostics.\u003cbr\u003e\u003cbr\u003eFor Enterprise Fiber Switches\u003cbr\u003e\u003cbr\u003eThe MPO-12 male connector attaches directly to female MPO\/MTP ports for high-density testing without disrupting adjacent connections. A durable ABS housing withstands wear from repeated use and is suitable for frequent testing in data centers and edge or on-prem installations.\u003c\/p\u003e","brand":"Startech.Com","offers":[{"title":"Default Title","offer_id":45490575474735,"sku":"LOOPBACKMTP12OS2SMM","price":78.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0771\/3783\/8127\/files\/65a4590c894f6b8d9824ad1e1608e2e88c032633.jpg?v=1782324979","url":"https:\/\/www.petrocoresupplysolutions.com\/products\/loopbackmtp12os2smm","provider":"PetroCore Supply Solutions","version":"1.0","type":"link"}