The Square D by Schneider Electric pressure switch works with jet pumps, submersible pumps and reciprocating pumps and the 30 -50 PSI pressure switch features a 1/4-in pressure connection and a maintained manual cut-out lever Suitable for jet pumps, submersible pumps and reciprocating pumps Standard action contacts Maximum pressure 220 PSIg Captive cover screw Single and 3-phase rated Can be mounted in any position Conduit plug included