The American Granby 9013fsg Square D Standard Pressure Switch, 30 To 50 Psi

Pressure switch with 30-50 psi pressure setting range activates an electrically driven water pump within a power circuit when the adjustable rising and falling thresholds are reached.Switch works with a 1.5 hp or less pump, has an adjustable differential range of 15-30 psi, and has a cut-out range of 20-65 psi.NEMA 1 enclosure has a 1/4" NPSF internal fluid connection.