1-3 HP, Cast Iron, Submersible Sump Pump, With Vertical Switch, Pumps Up To 3800 GPH @ 0 feet , Designed For 11 inch Diameter Or Larger Sump Basin, Top Suction Design Filters Debris and Minimizes Clogging, Designed For Easy Installation Without Any Plumbing Changes, Epoxy Coated Steel, High Performance 1-3 HP, Motor, 1.5 inch NPT Discharge and Durable Cast Iron Base, Easy Carry Handle For Portability, Float Guard Protects Switch From Hang Ups.