NSI Tork® Mechanical Time Switch, Auto Off Interval, Series: W400, Operation Mode: 7 days, 120 VAC, 40 A, 2 hp, 4 Pole, 4PST Contact Form, 7 days Time Setting, NEMA 1 Enclosure, -40 to 165 deg F, Threaded Mounting, 4.687 in L x 2.937 in W x 7.937 in H Dimensions