Effluent Pump HP 1/2 Rated Voltage 115V AC Hz 60 Hz Phase - Pumps 1 Amps 10 A Body Material Cast Iron Impeller Material Cast Iron Shaft Seal Material - Pumps Carbon Ceramic Nitrile Switch Actuation No Switch Included Switch Electrical Connection No Switch Included Flow Rate @ 10 ft of Head 48 gpm Flow Rate @ 15 ft of Head 46 gpm Flow Rate @ 20 ft of Head 43.5 gpm Flow Rate @ 40 ft of Head 22.5 gpm Max Head 50 ft Min Sump Pit Dia 18 in Overall Height 8 1/16 in