Johnson Pump 28552 Cartridge ONLY 500 GPH for 32503 Pump

Johnson Pump 28552 Cartridge ONLY 500 GPH for 32503 Pump. Easy to install and service. Just lift the tab on the housing, twist motor cartridge and pull out to clean debris from the impeller. Upgrading the capacity of your bilge or aerator pump is simple with this convenient motor cartridge. Fully submersible, ignition protected and saltwater tough. 12V.