2/2 way solenoid valve 2W21 Pressure: 2W21: 0.00MPa ~ 1.0MPa Port Size: 3/8,1/2,3/4,1,1 1/4,1 1/2,2 2/2 way solenoid valve 2W21 Characteristic : 1.Direct lifting diaphragm construction; 2.Open from zero bar for low pressure system use 3.High frequency of DIN plug coil Medium : Air, City Gas, Water, Oil, Petroleum, etc. Temperature: NBR Seal: 14F to 176F , -10 to 80 EPDM Seal: 14F to 250F , -10 to ...