This electric solenoid air valve is made of high quality brass, durable for use. Exquisite manufacturing technology makes the valve have a long using life. Features: Diaphragm seal structure with zero differential starting function. Large flow, simple structure, easy maintenance. Excellent water-resistant performance. Two position, two way, normal close switch, magnetic solenoid water valve. The wiring direction is flexible. Horizontal installation is a good choice. Easy to change when the solenoid air valve is missing or damaged, as a spare one to use. Specification: Material: brass Action: Diaphragm Guiding Connection diameter: 1inch Applicable fluid: Air, water and oil (below 5CST) Pressure range: 0~0.8MPa Allowable pressure range: 10% Operation temperature: -5~80 Excitation shortest time: 0.05S Installation method: horizontal installation Size: Approx. 9.5*12*7.5cm / 3.7*4.7*3.0inch Weight: 927g Package Included: 1 x Electric Solenoid Valve Note: New-style and old-style are shipped randomly