Megger DET3TC Earth Tester
The Megger DET3TC Earth Tester delivers reliable earth testing in demanding conditions. Designed for on-site measurements, it ensures accurate resistance and voltage readings without needing to disconnect the utility connection. Its rugged build and sealed design mean it is ideal for outdoor use, rain or shine.
Its intuitive interface and large rotary switch allow seamless operation with gloved hands. The LCD clearly displays readings, while the single test button streamlines operation in the field. With a built-in voltmeter and automatic spike checks, users can trust consistent results every time.
Built for Ease and Accuracy
The Megger DET3TC Earth Tester supports both 2 and 3 pole methods. It also includes the ART testing feature, allowing measurements without disrupting existing earth systems. Thanks to selectable output voltages and noise rejection up to 40 V peak to peak, it performs well even in electrically noisy sites.
Reliable and Ready to Use
With power from eight AA batteries, it offers extended testing time and a battery status indicator. The full test kit includes leads, stakes, batteries, and a calibration certificate – all housed in a robust carry case. The Megger DET3TC Earth Tester is CAT IV 100 V rated and meets key safety and EMC standards, making it a dependable tool for professionals.
Key Features
- Performs 2 and 3 pole earth resistance testing
- Enables ART testing without disconnecting systems
- IP54 rating supports harsh outdoor environments
- LCD screen provides clear and readable results
- Single-button test operation for simple use
- Battery status displayed via bar graph
- Handles up to 40 V peak to peak noise rejection
- Supports optional MCC clamp for current testing
- Supplied with rugged carry case and accessories
- Complies with IEC and EN safety standards





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