Myers WGX50-43 Hazardous Submersible Grinder Pump 5.0 HP 460V 3PHMyers Model WG50 WGX50 Hazardous Submersible Grinder Pump Description The Myers WG50 WGX50 are rugged 5 horsepower submersible centrifugal grinder pumps designed for residential, light commercial, industrial or municipal applications. They are especially designed for grinder pump applications requiring high flows at low to moderate heads. The WG50 features a heavy duty cutter mechanism and recessed impeller design to efficiently grind typical sewage