Description 

RJ45 / RJ11 / RJ12 Network Cable Tester — Cat5/Cat6 UTP & Telephone Line Tester

This compact and reliable Network Cable Tester is an essential tool for anyone working with Ethernet or telephone wiring. It supports RJ45, RJ12, and RJ11 connectors and works with common cable types such as Cat5, Cat5e, Cat6, UTP, and standard telephone lines.

Designed for fast diagnostics, the tester checks cables for open circuits, short circuits, mis-wiring, and continuity faults. The unit consists of a main tester and a detachable remote module, allowing you to test both short and long cable runs, including cables installed inside walls or across rooms.

Bright LED indicators display the status of each conductor clearly, helping you identify wiring faults instantly. Compact, lightweight, and powered by a standard 9V battery, this tool is ideal for network installers, technicians, home users, and IT maintenance professionals.

✅ Specification

• Compatible with RJ45, RJ12, RJ11 connectors

• Works with Cat5, Cat5e, Cat6, UTP, and telephone cables

• Detects open circuits, short circuits, continuity issues, and incorrect wiring

• Includes main tester + remote module for testing long or fixed cable installations

• LED indicator panel for clear and quick fault detection

• Suitable for both network (Ethernet) and telecom (telephone) cables

• Lightweight, portable, and perfect for on-site use

• Powered by a 9V battery (not included)

✅ Typical Applications

• Testing Ethernet cables (Cat5/Cat5e/Cat6)

• Checking telephone lines (RJ11/RJ12)

• Inspecting and verifying office or home network installations

• Troubleshooting wiring issues in patch panels and wall sockets

• Maintenance of telecom and network infrastructure

• Creating or repairing custom Ethernet or phone cables