FEATURES For residential and light commercial use, the 1/3 HP, automatic 6-CIA sump pump provides efficient and reliable service. Pump has a 1-1/2" discharge with an 18' maximum head. Cast iron motor housing is oil-filled for lifetime lubrication and excellent heat dissipation. Polycarbonate cover and polypropylene volute-base. 1/3 HP, 115 Volt, 8' Power Cord Screened inlet Epoxy coated cast iron motor housing for corrosion and rust resistance. Oil filled motor housing for lifetime lubrication and rapid heat dissipation. Stainless steel screws, bolts, and handle. Mechanical shaft seal (stainless steel spring, nitrile parts, carbon and ceramic faces). Automatic operation with pressure switch operates pump when water level is between 7" and 10". Pump shuts off when water level falls to between 1" and 4". (Pressure switch is non-adjustable). Thermal overload protection