Quickly identify, trace, and test network and telephone cables with this professional RJ45/RJ11 Network Cable Tester and Wire Tracker. Designed for LAN technicians, IT professionals, and telecom engineers, this tool simplifies cable installation and troubleshooting across Ethernet and telephone networks.

Featuring a tone generator and probe, this device makes it easy to locate cables behind walls or in complex wiring systems. It also tests continuity, detects open or short circuits, and verifies cable configurations. Compatible with RJ45 (Ethernet) and RJ11 (telephone) interfaces, it supports a wide range of networking and low-voltage applications.

 Features

• Multifunction Cable Testing: Supports RJ45 and RJ11 interface testing for Ethernet and telephone lines

• Tone Generator & Probe: Easily trace cables and detect line location in crowded or hidden environments

• Continuity & Circuit Testing: Identifies open, short, miswired, or crossed pairs

• LED & Audio Indicators: Visual and audible feedback for fast, accurate testing

• Lightweight and Portable: Compact design with ergonomic grip for field or workshop use

• Battery-Powered Operation: Runs on standard 9V battery (not included)

Applications

• LAN network installation and maintenance

• Telephone line tracing and troubleshooting

• Data center and server room cable management

• Home and office network diagnostics

• Field service for telecom and IT professionals

Specifications

• Supported Interfaces: RJ45 (8P8C), RJ11 (6P4C, 6P2C)

• Testing Capabilities: Wire continuity, open/short circuit detection, cable tracing

• Tone Frequency: 1kHz–2kHz

• Power Supply: 9V battery (not included)

• Material: ABS plastic

• Operating Temperature: 0°C to 40°C

• Package Includes: Tone generator, probe receiver, RJ11/RJ45 test leads, user manual