Extech 382357 Clamp-On Ground Resistance TesterThe Extech 382357 Clamp On Non Contact Ground Resistance Tester provides an efficient and safe solution for ground resistance testing without the need for auxiliary spikes. This clamp on device allows users to perform accurate, non invasive measurements directly on ground conductors, making it ideal for maintenance professionals and electrical inspectors. Equipped with True RMS functionality, the tester measures AC leakage currents from as low as 0.
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