Pressure Switch Range 0 to 145 psi Process Connection 1/4 in MNPT Housing Material 316 Stainless Steel Wetted Materials 316 Stainless Steel Compatible With Air and Liquids Electrical Connection 4 Pin M12 Connector Contact Form (2) SPST Circuit Type Electronic PNP AC Contact Rating Not Applicable DC Contact Rating 500 mA @ 10 to 32V DC NEMA Rating Not Rated IP Rating 67 Burst Pressure 4 350 psi Operating Temp Range 13 Degrees to 176 Degrees F Off Set Point 5 to 142 psi