The K2 PRO 1/2 HP Submersible Sewage Pump is designed to pump sewage, effluent, wastewater, or flood water that contains solids up to 2 in. The pump is designed to fit into an 18 in. Dia. or larger pit. Engineered with the materials and performance the PRO prefers, it is constructed of heavy-duty cast iron and comes with a piggyback vertical float switch for reliable maintenance-free operation and easy replacement. The pump has a maximum pumping capacity up to 9000 gal. per hour at 0 feet of lift and 5400 gal. per hour at 10 ft. of lift.