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. 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!) straight-chain flow, flow rates, no blocking by the slag Good waterproof and dirt-proof function (IP65) Actuator is easy to disassemble and assemble. Actuator Can be installed after the plant and piping to improve efficiency. LED indicates when the switch is on \/ off to sense whether the valve is fully closed on \/ off. Hoechst Energy saving, design. closed tightly by high pressure when closing Actuator Can be mounted in two directions Colour blue Parameter: Medium: cold \/ warm water, ethylene glycol 60% Specification: DN20, 3\/4 inch Structure Shapes: Two Ways Operation Mode: Three Floating Point (24V AC) or On \/ Off Power supply voltage: AC220V Power consumption: 6W (only when the valves open and close) Tread time: 5 to 15 seconds Nominal pressure: 1.6MPa medium temperature: 2 ~ 95 centigrade Maximum differential pressure Material: Valve ball: stainless steel Shaft: brass Seat: PTFE Level of protection: IP65 Maintenance Free Connection mode: pipe thread G Delivery: 1 x Motorized valve 1 x English manual Only the above package content, other products are not included. 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.