ETCR3520 High Performance High Voltage Insulation Resistance Tester
Precision-engineered for industrial-grade reliability with advanced dielectric materials and reinforced ABS housing for extreme durability. Features a 0.1MΩ–10TΩ ultra-wide measurement range and 250V/500V/1000V/2500V/5000V multi-voltage output for rigorous electrical safety testing. Designed for high-voltage equipment maintenance, power grid inspections, and renewable energy systems (solar/wind). Auto-discharge function and true RMS calibration ensure accuracy under harsh conditions. Backlit LCD with IP54 rating for visibility in low-light or dusty environments. Exclusive bulk pricing for global wholesalers—lowest guaranteed with seamless logistics. Certified to IEC 61557-10 standards. Ideal for electricians, engineers, and large-scale infrastructure projects demanding uncompromising safety and efficiency.