ZCM Series Two position Two-way Gas solenoid valve Technical parameters: -working medium: Natural gas, coal gas,gas --Medium temperature:-5~60ºC --Working pressure:0~4bar(see specification parameter table) --Work style: Normally closed --voltage:AC220V/50HZ/DC24V/AC110V/50HZ --body material: Brass/stainless steel SS304/Cast iron(DN65-100MM) --Sealing material: NBR