Hioki IR4057-50 Insulation Tester

Description Hioki insulation testers or megohmmeters feature all-in-one designs including　built-in rugged cases and test lead storage compartments. The IR4057-50 is a 5-range, 50 V to 1000 V digital insulation resistance tester with bar graph, and delivers efficient functions and features to help shorten work time associated with field insulation testing. CAT III 600 V                 Model No. (Order Code) IR4057-50 Wireless Adapter Z3210 not included IR4057-90 Bundled with the Wireless Adapter Z3210