SEAFLO 750gph 12v Automatic Boat Bilge Pumps for Boats Automatic Bilge Pump All-in-one pump & switch-No float switch required Pump turns on when water level rises & shuts off when water is removed Will not pump oil - straight motor oil that enters the bilge will not turn the pump on Snap-off strainer for easy cleaning Anti-fouling impeller Available in 750 GPH (2271 ) models in 24 volt versions