Pumptrol, Water Pump Switch 9013FR, Adjustable Differential, 40-20 PSI, Reverse Action

This product is part of the NEMA Pressure Switches range, an offer of water pump switches. This water pump switch has 2 normally open, snap action, DPST-DB (double pole single throw, double break) form XX contacts and a pressure setting value of 40psi to 20psi.