water solenoid valve 2w31-compact design 1.Direct lifting diaphragm construction; 2. ... 4,One year gurranteeWater solenoid valve 2W31Characteristic : 1.Direct lifting diaphragm construction; 2.Open from zero ... frequency of DIN plug coilMedium : Air, City Gas, Water, Oil, Petroleum, etc.Temperature: NBR Seal: 14F to ... to 150Pressure: 2W31: 0.00MPa ~ 1.0MPaPort Size: 3/8,1/2,3/4,1Port Thread: BSPP ,BSPT ...