Johnson Cartridge - Submersible Bilge Pump 500 GPH 200 gal @ 3.34 gpm Service: 1 PH (1-phase)

Service: 1 PH (1-phase)

Battery: Uses two CR123 batteries (not included)

Longer service life

Over 10 direct read parameters: combined chlorine

Johnson Cartridge - Submersible Bilge Pump 500 GPH 200 gal @ 3.34 gpm Service: 1 PH (1-phase)This Johnson Cartridge Submersible Bilge Pump 500 GPH incorporates some of the most advanced features in the industry, features developed from service in a wide variety of uses including racing, cruising, sport fishing, and demanding commercial duties. Features: Extremely energy efficient Water cooled motor for long service intervals Compact, all in one motor impeller unit with stainless steel (SS2343) shaft No tools needed for maintenance, no need