PROPUMP Sump Pump, Outlet Connection Size: 1-1/2 in, 4500 gph, 3450 rpm, 115 V, 5.6 A, Frequency Rating: 60 Hz, 1/2 hp, Number of Phases: 1, Number of Stages: 1, Maximum Head: 30 ft, Temperature Rating: 32 to 95 deg F, Enclosure Type: Cast Iron, Cast Iron, Black, Dimensions: 8.2 in D x 9.1 in W x 13.1 in H