... machine solenoid valve, plastic solenoid valve, valve, hydrant valve, solar valve, hydraulic valve, water heater valveModelFCK-48 (2/2 way, 1/2", 1" NPT or ... of 1.2MPa for 5min, no unbroken, deformation or outside leakageReliability0.01~0.02MPa,make and break for ... for 1min, no flashover or breakdown; Withstand 1800V,50Hz for 1s, no flashover or breakdown;Non-return functionNoFiltering ...