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The UNI-T UT681L is a handheld cable tester for checking RJ45 Ethernet cables and RJ11 telephone lines for open circuits, short circuits and crossover faults. It offers fast and slow test modes, LED status indication, single-key operation and automatic power-off for efficient low-voltage system maintenance.
| Product Type | Handheld Cable Tester |
|---|---|
| Model | UT681L |
| Test Interfaces | RJ45 and RJ11 |
| Test Functions | Open circuit, short circuit and crossover detection |
| Ethernet Cable Test | Shielded and unshielded cables |
| Test Modes | Fast Test and Slow Test |
| Display | LED status display |
| Power Supply | 9V battery |
| Auto Power-Off | After 10 minutes of inactivity |
| Operating Temperature | 0–40°C |
| Storage Temperature | -10–50°C |
| Operating Humidity | 20–80%RH |
| Altitude | Up to 2000 m |
| Transmitter Dimensions | 102 × 62 × 28 mm |
| Receiver Dimensions | 102 × 37 × 28 mm |
| Compliance | CE; EN61326-1:2013; EN61326-2-2:2013 |
Connect RJ45 Ethernet cables or RJ11 telephone lines directly to the corresponding tester interface. Confirm the cable connector and wiring arrangement before testing.
