Sump Pump System HP 1/3 Rated Voltage 115V AC Hz 60 Hz Phase - Pumps 1 Switch Actuation Vertical Float Switch Electrical Connection Integral Pump Body Material Aluminum Polypropylene Impeller Material Engineered Thermoplastic Basin Material Polyethylene Flow Rate @ 5 ft of Head 38.0 gpm Flow Rate @ 10 ft of Head 18.0 gpm Flow Rate @ 15 ft of Head 20.0 gpm Flow Rate @ 20 ft of Head 48.0 gpm Max Head 21.0 ft Basin Dia 15 in Basin Capacity 5.2 gal Basin Height 15 in