Megger DET4TR2 Terminal Earth Tester

Megger DET4TR2 Terminal Earth Tester

Megger DET4TR2 Terminal Earth Tester gives technicians a stable way to check ground systems with smooth control of 2, 3 and 4 wire tests. It keeps readings clear even when electrical noise rises, and it works well outdoors thanks to IP54 protection and a durable build. It also removes the need for shorting links and guides the user with live checks of spikes, stakes and noise levels.

Smooth workflow matters on busy sites, and Megger DET4TR2 supports this with steady output levels of ±25 V or ±50 V and controlled test currents. It separates earth voltage from resistance readings and displays both in a clear way so the operator understands site conditions at all times. It also handles soil resistivity work with ease, using its wide 0.01 Ω to 20 kΩ range.

Field Use and Ease of Operation

Megger DET4TR2 uses a large selector switch that is easy to move even when wearing gloves, and its LCD stays readable in shifting light. It runs on eight rechargeable AA cells that support long days on site, and it checks P spikes and C spikes as part of each test. Clear status indicators guide the operator so mistakes are reduced and set-up remains smooth.

Reliability in Harsh Conditions

Megger DET4TR2 continues to work well near busy plant and industrial noise by rejecting up to 40 V peak to peak. It keeps readings stable when other testers struggle and supports safe practice with a CAT IV 100 V rating. Its durable housing stands up to rough field use, and the carry case protects the unit when moving between test points. This balance of rugged design and simple operation makes it a trusted tool for long-term ground system checks.

Key Features

• Supports 2, 3 and 4 wire earth testing
• Provides IP54 protection for outdoor sites
• Rejects electrical noise up to 40 V peak to peak
• Reads earth voltage separately to improve safety
• Uses a bright, high-contrast LCD display
• Delivers ±25 V or ±50 V test voltage options
• Supplies 4.5 mA or 0.45 mA test current
• Checks P spikes and C spikes automatically
• Runs on eight rechargeable AA batteries
• Large selector switch suited to gloved use
• Supplied with leads, spikes and adaptors

Technical Specifications

What’s Included

• 2,3 & 4 Terminal Earth Tester
• Rechargeable
• Digital Display with Case
• Basic Lead & Spike Kit
• Terminal Bare Wire Adaptors