... solenoid valve is used for air ,water, oil, gas.It's easy to maintain and operate.long service life.Different voltages ... valve.Our products including listed:Cylinder Series:DNC,SQcylinder, SI,SC,SU standard cylinder DSN Series ISO6432 cylinder, ADVU, SDA,CQ2B ... , Muffler, Air gunAir Press Punch, Vane PumpHydraulic Ball Valve 2P025-08 Brass solenoid valve / 2P Series 2/2way Solenoid Valve