Uni-T UT681C Cable Tester Review: A Comprehensive Look | RJ45 & RJ11 Testing Made Easy

Uni-T UT681C Cable Tester Review: A Comprehensive Look | RJ45 & RJ11 Testing Made Easy

Table of Contents:

Introduction

Network connectivity issues can be frustrating, and often, the culprit is a faulty cable. The Uni-T UT681C Cable Tester comes to the rescue, providing a simple and efficient way to check the integrity of RJ45 and RJ11 cables. In this review, we’ll delve into the UT681C’s features, performance, and overall value, to see if it’s the right tool for your network troubleshooting needs.

Key Features

The Uni-T UT681C Cable Tester boasts a range of features designed to streamline the cable testing process:

  • RJ45 and RJ11 Compatibility: The UT681C supports testing both RJ45 (Ethernet) and RJ11 (telephone) cables, making it versatile for various applications.
  • Visible LED Indication: The tester utilizes clear LED lights to visually indicate the status of each wire, allowing for quick identification of breaks, shorts, or miswirings.
  • Automatic Circuit Check: The UT681C automatically checks the cable’s circuit, providing a fast and accurate assessment of its functionality.
  • Single-Key Operation: Simplicity is key. The UT681C operates with a single button, making it easy to use even for beginners.
  • Manual/Auto Power Off: The tester features both manual and automatic power-off options, conserving battery life.
  • Low Battery Indication: A low battery indicator alerts you when it’s time to replace the battery.

Performance

During testing, the Uni-T UT681C proved to be reliable and accurate. Its LED indicators are bright and easily visible, making it simple to identify cable issues. The automatic circuit check function is quick and efficient, providing results within seconds. The single-key operation adds to its user-friendliness, making it a convenient tool for on-the-go troubleshooting.

Pros & Cons

Here’s a breakdown of the UT681C’s strengths and potential areas for improvement:

Pros:

  • Easy to use and understand, even for non-technical users.
  • Accurate and reliable cable testing.
  • Supports both RJ45 and RJ11 cables.
  • Compact and portable design.
  • Affordable price point.

Cons:

  • Doesn’t offer advanced features like network speed testing or cable length measurement.
  • The battery life could be improved.

Final Verdict

The Uni-T UT681C Cable Tester is a solid choice for anyone looking for a basic but effective tool for verifying RJ45 and RJ11 cable integrity. Its simplicity, accuracy, and affordability make it a valuable asset for network technicians, IT professionals, and even home users. While it may lack some advanced features, it excels in its primary function of quickly identifying cable issues. If you’re searching for a straightforward and reliable cable tester, the UT681C is worth considering.

Specifications

Feature Value
To test for: RJ45/RJ11
To test for: RJ45/RJ11/BNC
To test for: HDMI/MINI-HDMI
Storage temperature: -10~50℃
Operating humidity: 20~80%RH
Storage humidity: 10~90%RH
Altitude: ≤2000 meters
Product net weight Red and grey
Product size Transmitter: 87g; receiver: 51g
Standard accessories Transmitter: 102mm x 62mm x 28mm; receiver: 102mm x 37mm x 28mm
Standard individual packing 9V battery, BNC to RJ45 adaptor (UT681C)