ITEM NAME:Electric Solenoid Valve 1/2" For 220V Water Air N/C Normally Closed AC 100% brand new and high quality Features: Electric Solenoid Valve For Water Air N/C 220V AC 1/2" Normally Closed. Suitable for use in water and low viscosity fluid applications. If your central heating or irrigation sprinkler system isn't working correctly it could be down to the solenoid valve. Repair a faulty valve with this brand new, fast acting 220V AC diaphragm-style replacement Specification: Voltage:220V AC Inlet and outlet:hose barbs for 1/2" (outer diameter) hose Pressure:0 - 0.8Mpa Max fluid temperature:80Â °C Operation mode:normally closed Valve type:diaphragm (operated by Servo) Usage:water and low viscosity fluids Please note it is not suitable for use with gravity fed systems 1 x Electric Solenoid Valve.Electric Solenoid Valve For Water Air N/C 220V AC 1/2" Normally Closed. If your central heating or irrigation sprinkler system isn't working correctly it could be down to the solenoid valve. 1 x Electric Solenoid Valve.