Submersible Sump Pump, HP 1/2, Rated Voltage 230V AC, Hz 60 Hz, Amps 4.7 A, Switch Actuation Vertical Float, Switch Electrical Connection Integral, Off Point 3 in, On Point 7 1/4 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