Features: This electric solenoid valve is N/C normally closed type, suitable for water, air, oil, gas transfer. Durable, practical and stable. Moisture-proof and anti-corrosion. The electric solenoid valve is made of high quality stainless steel 304 material, with long serving life. It is suitable for automatic cleaning of electrical equipment, solar water heater, garden spray irrigation, infrared sensor cleaning device, automatic billing system and so on. Specifications: Material: Stainless steel 304 Type: 2 Position 2 Way Rated voltage: 12V Thread: G3/4" Orifice: 20mm Applicable media: Water, Air, Oil, Gas Operation mode: Normally closed Seal material: Nitrile Butadiene Rubber Working temperature: 0-100 Operating pressure: 0-10kgf/cm2 Line length: Approx. 21cm / 8.26inch Coil protection class: IP65 Size: Approx. 11.5 x 7.5 x 5.5cm / 4.52 x 2.95 x 2.16inch Weight: Approx. 846g Package Included: 1 x Electric Solenoid Valve Note: 1. You need a power supply more than 2A to operate the valve normally. 2. The water in the outlet of solenoid valve cannot flow back, if it flow back please install a check valve.