Solenoid Valve Vzwp-L-M22C-N34-250-V-3Ap4-40 Servo-Controlled, with Piston, Npt3/4" Connection. Design Structure=Pilot-Actuated Piston Poppet Valve, Type of Actuation=Electrical, Sealing Principle=Soft, Assembly Position=Coil Preferably On Top, Mounting Type=Line Installation, Festo