Submersible Sump Pump HP 1/2 Rated Voltage 115V AC Hz 60 Hz Amps 10.7 A Switch Actuation Vertical Float Switch Electrical Connection Integral Off Point 2 3/4 in On Point 10 in Body Material Cast Iron Impeller Material Bronze Cast Iron Shaft Seal Material - Pumps Carbon Ceramic Flow Rate @ 5 ft of Head 90 gpm Flow Rate @ 10 ft of Head 79 gpm Flow Rate @ 15 ft of Head 58 gpm Flow Rate @ 20 ft of Head 36 gpm Max Head 26 ft Min Sump Pit Dia 18 in Body Dia 11 3/4 in