1/3 HP, Cast Iron, Submersible Sump Pump, With Vertical Switch, Pumps Up To 3800 GPH @ 0', Designed For 11" Diameter Or Larger Sump Basin, Top Suction Design Filters Debris & Minimizes Clogging, Designed For Easy Installation Without Any Plumbing Changes, Epoxy Coated Steel, High Performance 1/3 HP, Motor, 1-1/2" NPT Discharge & Durable Cast Iron Base, Easy Carry Handle For Portability, Float Guard Protects Switch From Hang Ups.