500 GPH 12 Volt Cartridge Aerator Pump | Johnson Pump 28503
500 GPH 12 Volt Cartridge Aerator Pump | Johnson Pump 28503
Johnson Pump
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500 GPH 12 Volt Cartridge Aerator Pump | Johnson Pump 28503
Johnson Pump straight inlet cartridge aerator pump fits many small livewell or baitwell needs.
- Straight inlet model
- 500 gallon per hour flow rate
- 12 volt DC operation
- Easy to change twist lock motor cartridge
- Pump can easily be upgraded to a higher output with cartridge motor replacement
- Small profile fits in confined spaces
- Long life water cooled motor
- Glass resin composite impeller
- 3/4 in. O.D. discharge port
- 3/4 in. NPS straight thread
- Includes crack resistant Dura Port fittings
- Unique anti-airlock feature
- 3 year warranty
! Compatibility references are provided for informational purposes only and do not constitute a fitment guarantee. Part numbers, application listings, and "replaces" cross-references are based on manufacturer data and are intended as a starting point for identification — not a guarantee of fit for your specific engine, hull, or installation.
Buyer is solely responsible for verifying compatibility with their engine model, serial number, model year, and trim configuration before purchase. If you are unsure whether this part fits your application, contact MacombMarineParts.com before you buy — we're available via text, email, or online chat to help verify compatibility for your specific application.
MacombMarineParts.com is not liable for parts ordered based on assumed fitment. Returns due to buyer-selected incorrect fitment are subject to our standard return and restocking fee policies.