Liberty Pumps 287 1/2-Horse Power 1-1/2-Inch Discharge 280-Series Automatic Submersible Sump Pump with VMF Switch
With a shut-off head of 37-Feet and 3/4-Inch solids-handling capability, the 280-series by Liberty covers a wide-range of low-head to mid-range pump applications.  Designed for STEP systems, mound systems, liquid waste transfer and high output sump applications, you can count on the 280-series to offer superior performance. High-output 1/2 hp motor submersible with rugged cast iron housing. The 280-series features a hermetically sealed motor with thermal overload protection, a stainless steel removable bottom screen, a stainless steel rotor shaft, and permanently lubricated upper and lower bearings. This sump pump is for sump pits no less than 10-Inch in diameter.