Vention Manual Network Cable Tester (KEFB0) – Black
Vention Network Cable Tester is a handheld tool for verifying both Ethernet and telephone cable integrity. It simplifies cable installation and troubleshooting with accurate testing and extended reach.
Test RJ45 & RJ11 Cables with One Tool
This tester handles 8P (RJ45) and 6P/4P (RJ11) cables—suitable for both network Ethernet and telephone lines. It automatically checks for open, short, or miswired connections.
Remote Testing Support up to 300 Meters
Includes a detachable remote unit, allowing cable testing over long runs. Ideal for installations in ceilings or remote junction boxes.
Fast and Flexible Testing Modes
Select from slow or fast automatic testing based on your preferences. The tool detects circuit faults efficiently and clearly.
Durable, Smart Design with LED Light
Housed in a rugged ABS shell with gold-plated connectors that resist corrosion for long-term reliability. A built-in LED emergency light helps when testing in dim spaces. Powered via Micro‑USB or a 9 V battery (remove the battery when using USB power).
Key Features at a Glance
| Feature | Description |
|---|---|
| Supported Cable Types | RJ45 (8P), RJ11/12 (6P/4P) |
| Remote Test Range | Up to 300 m |
| Testing Modes | Automated slow/fast modes |
| Power Options | Micro‑USB input or 9 V battery |
| Construction | ABS shell, gold-plated contacts |
| Emergency Feature | LED illumination for low-light testing |
Who Should Use This Cable Tester?
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Network technicians verifying multiple cable runs.
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IT installers setting up DSL/telephone and Ethernet wiring.
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Home users checking cables in wall outlets or patch panels.
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Anyone needing portable, accurate cable diagnostics with minimal setup.
The Vention KEFB0 Manual Network Cable Tester offers practical, hands-on cable testing for both residential and professional use. Its automatic features, long-range support, and built-in lighting combine to make it a reliable companion for cable diagnostics.






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