Submersible Sump Pump HP 1/3 Rated Voltage 115V AC Hz 60 Hz Amps 5 A Switch Actuation Vertical Float Switch Electrical Connection Integral Off Point 2 in to 5 in On Point 8 in to 11 in Body Material Cast Iron Impeller Material Nylon Shaft Seal Material - Pumps Buna-N Carbon Ceramic Flow Rate @ 5 ft of Head 53 gpm Flow Rate @ 10 ft of Head 50 gpm Flow Rate @ 15 ft of Head 42 gpm Flow Rate @ 20 ft of Head 34 gpm Max Head 28 ft Min Sump Pit Dia 18 in Body Dia 8 31/64 in