This solenoid valve is widely used in vending machine, water filter,medical equipments, ... life and high reliability Working Fluid:oil, water,gasMade material:brass or stainlessSeal Material:NBR or VIPONPT 1/2, 1/4 ... /60HZ), 24VDCAmbient temprature:0~60degJIUJIANG ZHONGCHUAN INSTRUMENT CO.,LTDOFFICE BUILDINGFACTORYWORKSHOPCERTIFICATES Brass Solenoid Valve (General purpose)