The F50SW is our commercial grade submersible vertical float sewage pump. This cast iron housing and volute is made for those tough sewage applications and can pass up to 2 in. solids in diameter. Stainless steel shaft and fasteners for reliability long term in tough sewage applications. Heavy duty upper and lower ball bearings for long life and quiet operation. Corrosion resistant thermoplastic engineered flow diverter for switch protection. 2 in. NPT discharge Capable of handling 2 in. solids. Glass reinforced impeller for long lasting reliability. 20 Ft. SJTW power cord is oil and water resistant with Neoprene grommet for superior seal. For use in 18 in. diameter or larger sewage basins.