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The right equipment to inspect, monitor, certify, upgrade, and troubleshoot CATx, fiber, serial, and PoE network links.

Verify Ethernet connectivity, pinpoint faults, and troubleshoot network cabling.
Detect leaks in your network, measure signal attenuation, identify live fibers, and more.
Certify, test, monitor, and analyze copper, fiber, and wireless networks.
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Make easy RS-232 connections; test and analyze fiber, copper, and telephone cable.
Analyze and troubleshoot copper and fiber 10/100/1000BASE-T networks.


Test PoE networks and cabling—verify connectivity, identify PoE voltage, and more.
Tap into and monitor active RS-232 lines without interrupting data flow.
View the traffic on your fiber or copper network without any disruption or downtime.
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Test and evaluate HDMI HDTV/HDCP displays and panels.

Black Box products can be conveniently purchased through a broad range of qualified distributors and resellers located around the globe

Black Box Explains...     
Cable Termination
STEP 1. Carefully remove the jacketing from the cable.