Johnson Pump 28572, 750 GPH Spare Motor for Cartridge Pump.

Johnson Pump 28572, 750 GPH Spare Motor for Cartridge Pump

Upgrade the output of your bilge pump in a matter of a few minutes by replacing the cartridge. Cleaning debris from the impeller has never been simpler or easier.
Replacement motor cartridges fit Johnson Pump aerators, bilge, low boy, twin port, and shower sump pumps

Universal pump housing allows for upgradeable GPH.