

LAN-1 LAN Cable Tester (Opens / Shorts / Miswires, RJ45 & BNC)
SKU: LAN-1
LED cable tester for opens, shorts, and miswired data-cable installations — verifies RJ45 and BNC cable wiring with a quick go/no-go display, and tests installed cable up to 300 m using a remote termination module.
List price. Volume pricing available.
The Amprobe LAN-1 is designed for testing opens, shorts, and miswired cable installations and works with a range of data cables and connectors. It gives a quick go/no-go LED display of the wiring and connection under test — step through the conductors one at a time, or let the unit automatically pulse through the pin-outs and show the result.
A remote termination module lets you test cable already installed on a wall plate or patch panel, and a buzzer signals error conditions.
Key Features
- Tests pin configuration for 10/100 Base-T, 10 Base-2, RJ45 modular, EIA/TIA 568A/568B, and token-ring cables
- Verifies continuity and detects opens, shorts, and incorrect wiring
- Remote termination module tests installed cable at the wall plate or patch panel
- Loopback and remote test modes
- Buzzer warning for cable error conditions
- Two sets of LEDs for source and test indication
- Maximum line length over 300 meters
- Connector types: RJ45 and BNC
The Amprobe LAN-1 LAN Cable Tester (Opens / Shorts / Miswires, RJ45 & BNC) # LAN-1 is manufactured by Amprobe. Valley Instrument Service is an authorized Amprobe dealer offering full sales support, NIST-traceable calibration, and expert technical assistance.
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