Sump Pump, HP 1/2, Phase - Pumps Single, Rated Voltage 115V AC, Hz 60 Hz, Amps 4.70/9.40 A, Switch Actuation Tether Float, Switch Electrical Connection Piggyback, Off Point 3 in, On Point 9 1/2 in, Body Material Cast Iron, Impeller Material Plastic, Shaft Seal Material - Pumps Carbon, Ceramic, Flow Rate @ 5 Ft. of Head 72 gpm, Flow Rate @ 10 Ft. of Head 61 gpm, Flow Rate @ 15 Ft. of Head 45 gpm, Flow Rate @ 20 Ft. of Head 25 gpm, Max. Head 23 ft, Min. Sump Pit Dia. 18 in, Body Dia. 10 1/8 in