Normally Closed Electric Solenoid Valve 1/2 Inch Brass AC 220V for Water Chemical Control ENERGY SAVING: No power consumption, having direct stability of water adjust.<br> UPGRADE MATERIAL: Brass brass casting structure is and reliable hard-wearing, anti- and precise.<br> WELL FUNCTION: Pressure regulating valve (steady flow valve) function similar to water flow switch.<br> HIGHLIGHT: This solenoid valve not only can keep the constant current steady flow, but also prevent the dry burning and monitoring the flow.<br> EASY TO INSTALL: Easy to install and maintain.<br> Specification:<br> Operating Altitude: less than equal 2500m / 8202ft<br> Operating Temperature: 0 - 40 Celsius<br> Operating Humidity: Less than 95% (at 25 Celsius)<br> Type: Guide (One-way) Solenoid Valve<br> Rated Voltage: AC 220V<br> Operating Mode: Short-time Quota System<br> Insulation Grade: E<br> Fluid: Water<br> Fluid: Temperature: 0 Celsius - 55 Celsius<br> Water Pressure: 0.02 - 0.8MPa<br> Water Flow Features:<br> Water Pressure (Mpa): 0.02, 0.1, 0.3, 0.8<br> Lifespan: 100,000 Times<br> Colour:Black + Gold<br> Material:Brass + plastic<br> Size:6x6.4cm<br> Thread Size: 1/2 inch<br> Package Contents:<br> 1 x Electric Solenoid Valve<br> Only the above package content, other products are not included.<br> Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.