Specifications: Model Number: 2V025-1/4-12VDC Valve Type: 2 Way Normally Closed (Valve opens with energized) Port Size: 1/4" NPT Female Port Coil Voltage: DC12V Service Media: Air, Gas, Liquid, Water Operation Model: Direct Acting Flow Model: Uni-Directional Flow Rate: 0.23Cv (Fluid Flow) Response Time: Less than 50 ms Operating Pressure: 1.2Mpa(can be operated at 0 PSI (Vacuum)) Operating Temperature: -10 to 80 °C Coil Power: 4W Material: Body Material: Aluminum Seal Material: NBR (Buna N) Armature Tube Material: Brass Plunger & Spring Material: Stainless Steel