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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.
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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.