1/3 or 1/2 hp
1-1/2" (~38 mm) Discharge
3/8" - 1/2" (~10 mm - ~13 mm) Solids handling

A fully assembled pump combination that features a primary 115 volt sump pump and the Model 441 battery back-up pump.  Available with the 237, 257, 457 or S37 sump pump.