Features: Electric Solenoid Valve For Water Air N/C 220V AC 1/2" Normally Closed. Suitable to be utilized in water and occasional viscosity fluid applications. If your central heating or irrigation sprinkler formulation isn't operating wisely it may be all of the manner right down to the solenoid valve. Repair a faulty valve with this brand new, immediate appearing 220V AC diaphragm-style replacement Specification: Voltage:220V AC Inlet and outlet:hose barbs for 1/2" (outer diameter) hose Pressure:0 - zero Max fluid temperature:80°C Operation mode:normally closed Valve type:diaphragm (operated through Servo) Usage:water and low viscosity fluids Please be aware it isn't compatible to be used with gravity fed methods