The LanPro LANTESTERS for CAT 3, CAT 5e, CAT 6, and CAT 6a LAN networks or telephony are the ideal instruments for a quick checking of the network connections using RJ45(8P8C) / RJ11 (6P2C), RJ14 (6P4C), and RJ25 (6P6C) plugs.

They consists of two (2) separable devices: Master and Remote.  Both of them can be at a cable distance of up to 300 m to test LAN network cabling or telephone circuits.

With this LAN network testers you can check continuity and short-circuits that could exist in a cabling section.

RJ45 Network Tester.
Tester for quick checking of LAN network cabling or telephony.
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