UNI-T UT522 Digital Earth Tester Ground Resistance AC Earth Insulation Resistance Tester light weight design Ground Resistance Tester Ground Resistance Voltmeter(UT522)

【Multi functional resistance tester】Tackle any grounding test with a single, powerful tool! The UT522 earth ground tester integrates four professional testing methods: 2-pole, 3-pole, for standard precision measurements, plus Clamp-on and Selective testing for quick, non-intrusive inspections without disconnecting the ground or using auxiliary rods. It's the ultimate, time-saving solution for electricians, maintenance crews, and engineers, from initial installation to routine safety checks.

【Advanced Noise Rejection for Maximum Accuracy】Trust your readings in the most electrically noisy environments. The UT522 ground resistance meter utilizes advanced digital signal processing and anti-interference technology to filter out stray frequencies that skew results. This ensures stable, highly accurate measurements near switchboards, substations, and industrial machinery, giving you absolute confidence in your safety compliance and data integrity.

【Rugged & Reliable, Built for Tough Conditions】Engineered for the real world. The UT522 electrical tester features a robust, high-impact case and high IP protection rating, designed to withstand accidental drops, harsh weather, and demanding job site conditions. Its superior build quality guarantees long-term reliability, making it a dependable investment that won't let you down when you need it most.

【User-Friendly Operation with Large, Clear Display】Professional performance, simplified. The UT522 Digital Earth Testers boasts a large, backlit LCD screen with an intuitive menu structure, making it easy to read and operate, even in low-light conditions. The clear display and straightforward controls minimize training time and reduce human error, allowing both seasoned professionals and trainees to work efficiently and safely.

【20 sets of data storage & USB Export】Streamline your reporting and record-keeping. With a built-in data storage memory and USB interface, the UT522 4000Ω Megohmmeter allows you to save 20 sets of data storage and transfer them directly to your computer. This eliminates manual transcription errors and simplifies the process of generating professional reports, managing maintenance history, and ensuring audit compliance.