4M200 Namur Series Solenoid Valve * 4M210-06/08-AC/DC * 4M220-06/08-AC/DC * 4M230C-06/08-AC/DC * 4M230P-06/08-AC/DC * 4M230E-06/08-AC/DC 06=> PT(Rc)1/8" Port Size 08=> PT(Rc)1/4" Port Size C=> Closed Center P=> Pressure Center E=> Exhaust Center DC=> 24V DC Voltage AC=> 220V AC Voltage