3V Series Solenoid Valve 3A Series Pneumatic Control Valve 3 port 2 positions solenoid valve and air operated valve, Airtac Standard On Click the picture to enlarge: Model:3V110 3V210 3V310 3V410 3V120 3V220 3V320 3V420 3A110 3A210 3A310 3A410 3A120 3A220 3A320 3A420