NSI Tork® Time Switch, Series: DG100, Operation Mode: 365/7 days, 120 to 277 VAC, 20/10 A, 1/4 to 1 hp, 1/4 to 2 hp, 1 Pole, 2 Channels, 1NO-1NC, SPDT Contact Form, 1 min to 7 days Time Setting, Digital LED Display, NEMA 3R Enclosure, -31 to 131 deg F, Threaded Mounting, 5 in L x 4-1/2 in W x 9-1/8 in H Dimensions