Fully Automated Bilge Pumps Model RM750A Eco friendly Rule Mate series of bilge pumps feature a solid state water sensing technology that eliminates the need for a separate float switch. When water enters the bilge and reaches height of 2 34 34, a sensor turns the pump on. After the water is pumped out, another sensor shuts the pump off. The sensor8217s will only recognize water. If motor oil is present in the bilge, the sensor will not turn the pump on. All in one pump and switch No float switch requiredPump turns on when water level rises and shuts off when water is removedWill not pump oil Switching mechanism will not trip if there is oil in the bilgeSnap off strainer for easy cleaningStraight and 90176 hose barb includedAnti Fouling ImpellerLimited three year warranty
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