100A Micro Ohmmeter Loop Resistance Tester

• High-precision micro-ohmmeter and loop resistance tester

• 100A high-current testing capability

• Measuring range: 0–50mΩ

• Minimum resolution: 0.1μΩ

• Accuracy: ±0.5% ±2 words

• Four-terminal measurement method for improved precision

• Digital display for clear readings

• Continuous measurement working mode

• Real-time printing function for test data

• High-power constant current switching power supply

• Fast and accurate automatic testing

• Suitable for switches, breakers, transformers, and electrical systems

• AC220V power supply operation

• Ideal for substations, industrial maintenance, power plants, and electrical inspections

Manufactured with durable industrial-grade electronic and metal components designed for demanding field and workshop environments. Keep test terminals clean and dry after use and store the device in a protective case. Avoid excessive moisture, dust, and impact exposure to maintain measurement accuracy and long-term reliability.