... )Port size: 1/8 " ~2" 3)Medium: LPG,natural gas,coal gas,firedamp 4)Pressure: 0-10bar 2W / 2S series solenoid valve ... 1/8 " ~2 "2) Working Medium: air, water, oil, gas, LPG, natural gas,coal gas,firedamp3) Action Type: direct action4) Valve Body: 2W: Brass ... AC110V, AC220V ,AC380V 50/60HZ,For more information, please contact with us. Model2W160-102W160-152W200-202W250-252W350-352W400-402W500-502S-102S ...