Superior Pump builds pumps that are truly built to last and are 100% factory tested. Superior Pump uses quality components including solid copper motor windings, heavy duty stainless steel jacketed shaft seals, double o-ring seals on motor plate, and electronically controlled split capacitors. Superior Pump model 92572, 1/2 HP submersible sump pump with vertical float switch and stainless steel impeller, will move water up to 3300 gal. per hour. This pump is UL/cu listed and CSA certified and backed by a 1 year warranty.3 Year warranty