UNI-T UT501A/UT502A Insulation Resistance Tester – Professional Digital Megger
Precision-engineered for electrical safety testing with a rugged ABS housing and ergonomic non-slip grip. Features a high-brightness LCD display for clear readings in low-light conditions and auto-discharge function for user protection. Tests insulation resistance up to 1000V/2000V (UT501A) or 2500V (UT502A) with ±(2%+3) accuracy, ideal for HVAC systems, industrial equipment, and renewable energy installations. Includes built-in calibration and data hold for reliable diagnostics. Certified to IEC 61010 safety standards, backed by a 2-year warranty. Bulk pricing available for contractors and wholesalers – trusted by professionals worldwide for fast, accurate measurements. *Global wholesale supplier – unbeatable prices, bulk discounts, and seamless logistics.*