Barksdale Control Products D1S-A3SS Barksdale Control Products Pressure Switches, D1S Series Switch, Mechanical, Diaphragm MFG Item Number D1S-A3SS Series D1S More specs More specs Decreasing Pressure 0.03-2.85 psi Increasing Pressure 0.18-3 psi Contact Type SPDT Snap Action Ambient Temperature -65-165 °F Seal No Protection Rating NEMA 1 Connection Port: 1/4 NPT Female Gauge Proof Pressure 500 psig Net Weight 0 oz Gross Weight 1.5 lbs Qty – + Add to Cart $409.20 each