The Festo solenoid valve VSVA-B-P53C-H-A2-1C1 With square plug and shape C valve function=5/3 closed. It has standards-based valve to ISO 5599-1 and sub-base. The valve has double solenoid and mid-position. Type of actuation=electrical, Valve size=18 mm, Standard nominal flow rate=450 l/min, Operating pressure=3 - 10 bar