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This is a review/comparison of 10 commonly available non contact voltage testers. A non-contact voltage tester is useful to check if voltage is present.
The NCVT reviewed are Extech DVA30, Fluke VoltAlert 1AC-A II, UniT UT11A (branded SCA), Milwaukee 2202-20, Klein Tools NCVT-2, Fluke VoltAlert 2AC, Ideal VoltAware 61-025, Hioki 3120 Voltage Detector, Fluke VoltAlert 1AC-A and the Fluke VoltLight LVD2.