... / Water /Oil Electric Solenoid Valve1. 2/2-way normally closed, 3/8", 3/4", 1", 1¼",1½",2" pipe size;2.Operating mode: direct acting;3.Orifice ... :16, 20, 25, 32, 40, 50;4.Fluid media: air ,water ... series solenoid valve with CE TUV, ISO9001 approvement. Stainless Steel Pneumatic Air|Water Electromagnetic Solenoid Valve