Ensure the safety and efficiency of your electrical installations with high-precision equipment
Ideal for electrical professionals, industrial maintenance engineers, electrical safety companies, and specialized technicians.
The professional digital ground resistance tester (earth tester) is a state-of-the-art measuring tool designed to perform accurate ground resistance (grounding) and soil resistivity tests, in compliance with international electrical safety standards. Its compact, intuitive, and rugged design makes it the ideal instrument for both field work and demanding industrial environments.
With Wenner or 3-pole/4-pole measurement technology, this ground tester delivers reliable readings even under conditions of high electromagnetic interference. Its large backlit LCD lets you view data clearly, even in low-light environments.
Key applications
- Verification of grounding systems in residential, commercial, and industrial buildings.
- Measurement of ground systems in substations, power plants, and communication towers.
- Soil resistivity testing for the design of electrical protection systems.
- Control and preventive maintenance in high-risk electrical installations.
✅ Main advantages
- High accuracy: Resistance measurement range of 0.01 Ω to 20 kΩ, with resolution of up to 0.01 Ω.
- High internal impedance: Ideal for minimizing errors caused by external interference.
- Intuitive interface: Simple navigation with quick-access buttons and a self-calibration system.
- Multifunction: Includes resistance, earth voltage, and soil resistivity measurement modes.
- Extended battery life: Powered by a long-life rechargeable battery (up to 20 hours of continuous use).
- Rugged design: Sturdy, dust-proof housing, ideal for outdoor work.
Models:
1. Metrel MI 3123 – Multifunction Digital Ground Resistance Tester
- Functions: Ground resistance measurement using 4-wire methods, soil resistivity (Wenner method), and selective earth resistance with current clamps.
- Measurement range: 0.01 Ω to 9999 Ω.
- Memory: Capacity to store up to 1900 measurements.
- Connectivity: RS232 and USB interfaces for data transfer to a PC.
- Display: Backlit LCD with LED indicators for PASS/FAIL results.
- Accessories included: Test leads, auxiliary electrodes, and user manual.
- Ideal for: Professionals who require accurate measurements and detailed documentation on grounding systems.
2. Fluke 1625-2 GEO – Multifunction Earth Ground Tester
- Functions: Ground resistance measurement, soil resistivity, earth voltage, and ground continuity.
- Measurement range: 0.01 Ω to 20 kΩ.
- Display: Backlit LCD for easy reading in any lighting condition.
- Connectivity: Compatible with FlukeView® software for data analysis and documentation.
- Ideal for: Professionals who require accurate measurements and detailed documentation.
3. Megger DET3TC2 – Portable Digital Ground Resistance Tester
- Functions: Ground resistance measurement, soil resistivity, and earth voltage.
- Measurement range: 0.01 Ω to 2000 Ω.
- Display: Backlit LCD for visibility in low-light conditions.
- Accessories included: Test leads and ground stakes.
- Ideal for: Inspections of grounding systems in industrial and commercial installations.
4. UNI-T UT522 – Compact Digital Ground Resistance Tester
- Functions: Ground resistance measurement, soil resistivity, and earth voltage.
- Resistance ranges: 0 – 40Ω, 0 – 400Ω, 0 – 4000Ω.
- Display: High-resolution LCD (4000 counts).
- Additional functions: Manual range, auto power-off, low battery indicator, data hold, data logging (20), backlight, double insulation protection.
- Ideal for: Technicians and electricians looking for a reliable, economical tool.
Standards compliance
- IEC/EN 61557-5: Safety of test equipment for electrical systems.
- CE and RoHS: European safety and environmental approvals.
- ISO 9001: Manufacturer quality certification.
Why choose our ground resistance testers?
- Guaranteed Quality: Equipment from leading brands in the electrical industry.
- Specialized Technical Support: Professional assistance to answer your questions and meet your needs.
- Fast, Secure Shipping: Efficient deliveries so you receive your equipment on time.
- Competitive Prices: Attractive offers to fit your budget.
Get the ideal ground resistance tester for you!
Optimize your electrical testing with reliable, accurate, and rugged equipment. Place your order today and improve the safety and efficiency of your installations.
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