Solenoid Valve, underwater valve: Medium:Air,Water,Oil Type:Normally closed Viscosity limit:<20CST Body material:Brass Specification of solenoid valves: Model2W025-062W025-082W040-102W160-102W160-152W200-202W250-252W350-352W400-402W500-50MediumAir,Water,OilActionDirect actingInternally pilotedTypeNormally closedOrifice size2.5mm²4 mm²16 mm²20 mm²25 mm²35 mm²40 mm²50 mm²Cv value0.230.604.87. ...