DN20 (G3 / 4 inch) 2-way 220V engine valve with LED light. This is a high energy saving and product. Mainly used in the HVAC water on-off control.<br> It is composed of electric drive and body. Actuator Synchronous motor drive allows the movement to be stable. Integrated limit switch and fully open or close: The red light and green light illuminated at the same time, so you can check the repair yourself. (Time-saving!)<br> straight-chain flow, flow rates, no blocking by the slag<br> Good waterproof and dirt-proof function (IP65)<br> Actuator is easy to disassemble and assemble.<br> Actuator Can be installed after the plant and piping to improve efficiency.<br> LED indicates when the switch is on / off to sense whether the valve is fully closed on / off.<br> Hoechst Energy saving, design.<br> closed tightly by high pressure when closing<br> Actuator Can be mounted in two directions<br> Colour blue<br> Parameter:<br> Medium: cold / warm water, ethylene glycol 60%<br> Specification: DN20, 3/4 inch<br> Structure Shapes: Two Ways<br> Operation Mode: Three Floating Point (24V AC) or On / Off<br> Power supply voltage: AC220V<br> Power consumption: 6W (only when the valves open and close)<br> Tread time: 5 to 15 seconds<br> Nominal pressure: 1.6MPa<br> medium temperature: 2 ~ 95 centigrade<br> Maximum differential pressure<br> Material:<br> Valve ball: stainless steel<br> Shaft: brass<br> Seat: PTFE<br> Level of protection: IP65<br> Maintenance Free<br> Connection mode: pipe thread G<br> Delivery:<br> 1 x Motorized valve<br> 1 x English manual<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.