Submersible Sump Pump, HP 1/2, Rated Voltage 120V AC, Hz 60 Hz, Amps 9.8 A, Switch Actuation Tether Float, Switch Electrical Connection Piggyback, Off Point Variable, On Point Variable, Body Material Cast Iron, Impeller Material Cast Iron, Shaft Seal Material - Pumps Carbon Ceramic, Flow Rate @ 5 Ft. of Head 80 gpm, Flow Rate @ 10 Ft. of Head 70 gpm, Flow Rate @ 15 Ft. of Head 62 gpm, Flow Rate @ 20 Ft. of Head 50 gpm, Max. Head 32 ft, Body Dia. 9 1/8 in, Overall Height 12 1/4 in WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov - Nickel (Metallic)