Effluent Pump, HP 1/2, Rated Voltage 240V AC, Hz 60 Hz, Phase - Pumps 1, Amps 4.3, Body Material Cast Iron, Impeller Material Cast Iron, Shaft Seal Material - Pumps Carbon, Ceramic, Switch Actuation Tether Float, Switch Electrical Connection Piggyback, Off Point 4 1/4 in, On Point 13 1/4 in, Flow Rate @ 10 Ft. of Head 78 gpm, Flow Rate @ 15 Ft. of Head 65 gpm, Flow Rate @ 20 Ft. of Head 52 gpm, Max. Head 31 ft, Min. Sump Pit Dia. 18 in, Minimum Water Depth 18 in, Body Dia. 9 1/8 in WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov - Nickel (Metallic)