Electromechanical Water Heater Timer, Mechanical and Digital Water Heater Timer, Number of Poles 2, Contact Form DPST, Voltage 208 to 240V AC, Amps 40 A, Contact HP @ 240V 5 hp, Day Skipper No, Enclosure Type Steel, NEMA Rating 1, Min. Time Setting 60 min, Max. Time Setting 23-1/2 hr, Max. On/Off Cycles 12, Width 5 in, Depth 3 in, Height 7 3/4 in, Number of Trippers Included 2, Extra Trippers 2E054, Mount Keyhole, Nominal Max. Time Setting 24 hr