UNI-T UT681C Cable Tester (Network Model)
Category: Networking Tools
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Overview
Features
Applications
Specifications
FAQ
Overview
The UNI-T UT681C is a compact network cable tester designed to quickly verify the integrity of RJ45, RJ11, and BNC cables.
It helps technicians detect wiring faults such as open circuits, short circuits, crossed pairs, and incorrect connections using LED indicators.
Features
- Supports RJ45, RJ11, and BNC cables
- Fast and slow testing modes
- LED indicator display (LED1–LED8 + G indicator)
- Detects open, short, and crossed wiring
- Auto power-off after inactivity
- Single-button operation
- Low battery indicator
Applications
- LAN network installation and troubleshooting
- Telecom wiring inspection
- Server room cable verification
- Structured cabling maintenance
- Coaxial (BNC) cable testing
Specifications
| Parameter | Details |
|---|---|
| Model | UNI-T UT681C |
| Supported Cables | RJ45 / RJ11 / BNC |
| Test Modes | Fast / Slow scan |
| Detection Types | Open / Short / Cross / Miswire |
| Display | LED Indicators |
| Power Supply | 9V Battery |
| Auto Power Off | Yes (after inactivity) |
FAQ
What cables does UT681C support?
It supports RJ45 network cables, RJ11 telephone cables, and BNC coaxial cables using an adapter.
What faults can it detect?
It detects open circuits, short circuits, crossed wires, and incorrect connections.
Is it suitable for field work?
Yes, it is compact, lightweight, and designed for field technicians and installers.