Description Bilge Pump (Rule-Mate) – Automatic – 1100 GPH – No float switch required – Water sensing – Features a solid water sensing technology that eliminates the need for a separate float switch – Pump turns on when water level rises and shuts off when water is remove, 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