Rule Hydro bilge switch 12v air
The "Hydro Air" commandallows safe, reliable and complete operationautomatic pump. The water that rises or falls in the bellit transmits an air pressure which opens and closes the circuit breakerpump. Easy to install, the switch and cable must bemounted in a conveniently dry place. Only the bell inplastic containing air is in the bilge, opens at about 50 mm. and yescloses at 13 mm. The kit includes the switch, the plastic belland a pipeline of mt. 3.
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