Electromechanical Timer, 24-Hour, Multioperation, Number of Poles 1, Contact Form SPDT, Voltage 480V AC, Amps 20 A, Contact HP @ 120V 1/2 hp, Contact HP @ 240V 1 hp, Day Skipper No, Enclosure Type Steel, NEMA Rating 1, Min. Time Setting 15 min, Max. Time Setting 23-3/4 hr, Max. On/Off Cycles 48, Width 5 in, Depth 3 in, Height 7 3/4 in, Number of Trippers Included 96, Extra Trippers 2E132, Operating Temp. -40 to +130