Jonard Network Cable Tester and TDR – TDR-100 Description

The Jonard TDR-100 Network Cable Tester and Time Domain Reflectometer (TDR) is a professional-grade diagnostic tool designed to test, troubleshoot, and locate faults in copper network cables. Using advanced TDR technology, it accurately measures cable length and pinpoints the location of opens, shorts, and other wiring faults without damaging the cable. The TDR-100 is ideal for network installers, IT professionals, and telecommunications technicians who require fast and reliable cable diagnostics.

Key Features

  • Advanced Time Domain Reflectometer (TDR) technology for precise cable fault location.

  • Measures cable length and identifies the distance to opens, shorts, and other faults.

  • Tests common network cable types, including Cat5e, Cat6, Cat6A, and Cat7 (model compatibility may vary).

  • Detects wiring errors such as crossed, reversed, split, or open pairs.

  • Easy-to-read LCD display with intuitive user interface.

  • Compact, lightweight, and durable design for field use.

  • Fast and accurate testing to reduce installation and maintenance time.

  • Battery-powered operation for portable testing.

Applications

  • Network cable installation and certification.

  • Troubleshooting Ethernet cabling issues.

  • Telecommunications and structured cabling maintenance.

  • Data centers and enterprise network management.

  • Commercial and residential network installations.

  • Cable fault detection and preventive maintenance.

Typical Package Contents

  • Jonard TDR-100 Network Cable Tester

  • Remote terminator (if included with the kit)

  • Carrying case

  • User manual

  • Batteries (model/package dependent)

The Jonard TDR-100 Network Cable Tester and TDR is a dependable solution for accurately testing copper network cables, measuring cable length, and locating wiring faults. Its advanced diagnostic capabilities help technicians quickly identify problems, reduce downtime, and ensure reliable network performance.

Jun 30th, 2026 6:20 PM