GFCI, 240V 1PH 20A, 36’ 12-3 CORDGFCI CORD WITH PLUG GFCIs protect people and equipment by interrupting potentially lethal ground circuits exceeding 6mA. The dangers of electrical shocks have been long known GFCIs are the only real way to be safe. Most city and county codes now require GFCI protection on power cleaning equipment. UL Listed Three Wire Circuits Transient Voltage Protection 4 6mA Ground Fault Protection Grounded Neutral Protection Mechanical Trip Indicator Compact Size