Johnson Cartridge Aerator Pumps

Johnson Pump cartridge aerator pumps offer the ease of convenience and years of reliable service. Improved design with easy-to-install Dura-Port discharge port. Smaller profiles to fit in more confined spaces. Easy to change motor cartridge.

Limited 3 Year Warranty
Capacities 500, 750, 1000 and 1250 GPH
Available in two different intake configurations: straight or 90°
Compact, easily replaceable all-in-one motor/impeller unit
No tools needed for maintenance
Extremely energy efficient
Water-cooled motor for long service intervals
Improved design with easy-to-install Dura-Port discharge ports (straight and a 90° smooth elbow included) eliminate stress cracking caused by over-tightened hose clamps
Meets the international standard, ISO 8849 marine