Sperry Instruments HGT6520 Stop Shock II GFCI Outlet Circuit Analyzer Tester， Detects Low Resistance， Single LED Indication of Wiring Error， 1/Ea ;

Sperry Instruments HGT6520 Stop Shock II GFCI Outlet Circuit Analyzer Tester， Detects Low Resistance， Single LED Indication of Wiring Error， 1/Ea

The Stop Shock II Circuit Analyzer makes it easy to test GFCI receptacles and determine the appropriate wiring correction needed. This GFCI tester uses advanced circuitry and a patent-pending proprietary design to precisely detect the required low resistance (less than 10ohms) on ground wire and provides a clear and easy-to understand single LED readout indication for correct wiring or bad ground， open neutral， hot/GND reverse， hot/nu reverse and open hot wiring errors without the need to memorize or decipher a dual-indication chart. The Stop Shock II includes a GFCI test function to test outlets wired in parallel to GFCI circuits (bathroom， kitchen and outdoor receptacles require GFCI protection). Designed for the jobsite this tester features hi-impact ABS housing with a 250 lb crush rating and the ability to withstand drops of up to 10 feet. Backed by a lifetime warranty this tool will speed up the testing process and increase your productivity for years to come.

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