
Shop Compressor Pressure Switches - 2 Day Shipping
Compressor pressure switches are either normally open (NO), normally closed (NC) or with changeover contacts (SPDT). The switch capacity varies per model. The switches have a cut-in and a cut-out pressure. The difference between cut-in and cut-out pressures is called hysteresis, the pressure band or pressure differential. With most types, you can set the cut-in pressure …