Pneumatic Control Valve 1.CE,ISO9001-2008 ; 2.Direct manufacture supply ... 4A No Lubrication 24v DC Solenoid Valve,Air Valve,Control Valve 4A Series Solenoid ValveSpecificationModel4A210-064A220-064A230C-064A230E-064A230P- ... CElectrifying modelBox typePneumatic solenoid valve, air control valve, fluid control valve, pulse valve, hand/mechanical control valve, valve accessories,with superior quality ...