SMC Corporation ISE40A-N01-P-PLProduct Attribute Attribute Value Current Consumption 45 mA Current Rating 80 mA Display Type 3 12 Digit LCD Display Output Type PNP Pressure Range 14. 5 to 145. 0 psi Series ISE40A Series Size, Port 1 4" NPT Voltage Rating 12 to 24 VDC Overview Pressure switches detect pressure of gases or liquids. Built in circuitry allows for the adjustment of set points and outputs. Outputs are ON OFF solid state or read switch type outputs. Some models feature