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Black Box Ez Check Cable Tester - Continuity Testing, Open Circuit Testing, Short Circuit Testing, Split Pair Testing, Twisted Pair Cable Testing, Coaxial Cable Testing - 1 - Twisted Pair, Coaxial -Features a tone mode for tracing and troubleshooting, compatible with most tone probes. Cushioned for toolbox storage and frequent field use; has no LCD..

Black Box Coaxial Network Cableconnectivity from the data center to the desktop, and beyond. For performance designed to last the lifetime of your cabling system, choose Black Box. You 39 39ll get high-performance copper and fiber cabling solutions for structured cabling systems, data centers, industrial environments, multimedia systems, datacomm c..

Black Box Network - Mt1430A-Sm-Sc - Black Box T1E1 To Fiber Mux Single-Mode Duplex Sc 30 Km - Optical Fiber CoaxialIdeal for extending T1 connections over fiber to remote PBX equipment. Local loopback on both the copper and fiber ports. It also offers remote fiber loopback and circuit test modes. configurable alarm relay contacts enable you to set ..