Cartridge Bilge Pumps 500 GPH For 500 GPH, we have improved the design with easy-to-install Dura-Port discharge ports to eliminate stress cracking caused by over-tightened hose clamps. The pumps are delivered including both a straight and a 90 degree smooth elbow Dura-Port as well as a removable check valve. Both the Cartridge and the Ultima Combo pumps may be manually operated via the Johnson Pump bilge control panel. CE-Approved
Features:
Compact, all-in-one motor/impeller unit
No tools needed for maintenance
Extremely energy efficient
Water-cooled motor for long service intervals
Meets the international standard, ISO 8849 marine
Capacity 3 ft (0.9 m) head (13.6 V): 33 l/min - 525 GPH