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Cartridge Aerator Pumps

Product Type:
Marine - Recreational / Fishing Livewell 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.

Where To Buy
Features
  • 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
Specifications

Technical Data

Part No. Part No.  USA Description Voltage Capacities Hose sizes
32-2850 28503 Cartridge Aerator Pump 500 GPH 12V Straight 12V 500 GPH (32 L/min) 3/4"
32-3850 38503 Cartridge Aerator Pump 500 GPH 12V 90°
32-2870 28703 Cartridge Aerator Pump 750 GPH 12V Straight 750 GPH (47 L/min)
32-3870 38703 Cartridge Aerator Pump 750 GPH 12V 90°
n/a* 28103-00  Cartridge Aerator Pump 1000 GPH 12V Straight 1000 GPH (63 L/min)
n/a* 38103 Cartridge Aerator Pump 1000 GPH 12V 90°
n/a* 28123** Cartridge Aerator Pump 1250 GPH straight 1250 GPH (79 L/min) 1 1/8"
*not available outside of the US
** 1⅛" outlet. Does not include Dura-Port

 

Material Specifications

Pump body: Thermoplastic
Shaft seal: Lip seal
Shaft: Stainless steel (SS2343)

 

See this product in the Johnson Pump Marine Catalog: US ‖ GB ‖ DE ‖ ES ‖ FI ‖ SV

 

Videos
Aerator Pump Overview
Aerator Pump Features
Cartridge Pump Housing Styles
Cartridge Pump Interchangeability
Pump Cartridge Release
Downloads
Manuals
Cartridge Aerator Pumps Manual ‖ PL
Check Valve Diagram Manual ‖ PL
Threaded Dis Insert ‖ PL