




⚡ Power up your testing game with precision and ease!
The ETCR3500B High Voltage Insulation Resistance Tester delivers versatile voltage ranges from 250V to 10KV with ultra-wide resistance measurement (0.5MΩ to 5TΩ). Featuring a vibrant touch color screen, rugged IP65-rated double shell, and a large rechargeable battery, it offers one-button operation, automatic data storage of 1000 tests, live voltage monitoring, and USB data upload—perfect for professionals demanding accuracy, durability, and seamless data management.




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