1/3 HP, Thermoplastic, Submersible Sump Pump, With Vertical Switch, Designed For 11" Diameter Or Larger Sump Basin, Pumps Up To 3600 GPH @ 0', Reinforced Thermoplastic Submersible Sump Pump, Vertical Float Switch For Automatic Operation, Oil Filled, Thermally Protected Motor Prevents Overheating, Reliable, Reinforced Poly Carbonate Impeller, Top Suction Design Filters Debris & Minimizes Clogging, Designed For Easy Installation Without Any Plumbing Changes, Float Guard Protects Switch From Hang Ups, Epoxy Coated Steel, High Performance 1/3 HP, Motor, 1-1/2" NPT Discharge & Reinforced Thermoplastic Base.