Fiber Loopbacks
create a loop to test fiber optic I/O.
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Product
Professional LAN Cable Tester w. 4 Remote Loopback Plugs
LANTESTPRO
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The StarTech.com Advanced RJ45 LAN Cable tester allows a single person to test several long cables faster and more efficiently than ever before. The tester uses remote loop-back plugs that each have their own unique ID number that the tester can identify.
