GOMAX 4220 | 4 inch submersible sewage pump with three phase 22 kW motor

The PRORIL GOMAX series electric submersible wastewater pumps come standard with a single-channel impeller featuring a large free passage for pumping of solids without clogging. The sewage pump can run dry without problems and an inbuilt air release valve prevents air bubbles from getting trapped in the pump housing. The submersible pump is fitted for use with a guide rail system making it easier to use for above-ground maintenance and inspection work.
 
The GOMAX models are typically used as a submersible effluent pumps and for industrial wastewater applications.  

Also available with a submersible pump float switch for automatic start and stop based on changes to the water level.