Description: 2 Way Normally Closed Pneumatic Aluminum Electric Solenoid Air Valve is made of high quality material, which has long service life for you. Valve stays close when the coil is de-energized, and it opens when energized.WIC Valve 2ACK series 2-way normally closed solenoid valve is to control On/Off of air and inert gas. Features: Brand New&High Quality. 1/4inch DC 12V 2 Way Normally Closed Pneumatic Aluminum Electric Solenoid Air Valve. This solenoid valve has one 1/4" inch NPT inlet and one 1/4" inch NPT outlet port. Specification: Material: Aluminum, Brass, Stainless Steel 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 Model: Direct Acting Model: Uni-Directional Rate: 0.23Cv (Fluid ) 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 Package included: 1 x Solenoid Valve