... .Open from zero bar for low pressure Detailed Product DescriptionWater solenoid valve 1. ISO 9001:2000, CE approved 2.1 ... times life testing 3.compact design 4,One year gurranteeWater solenoid valve 2W31Characteristic : 1.Direct lifting diaphragm construction; 2.Open from ... ,Flange, UNFOrifice (mm): 12,15,20,25Voltage: DC - 12V,24V AC - 24V,120V, 240V@60HZ 110V, 220V@50HZ Tolerance: +/- 10%Coils : ...