Genuine Danfoss HS3 3-Port Motorized Shoe Valve With Actuator, 22mm. A motorized valve is normally closed and only opens when power is applied. When power is removed the valve is closed by an inbuilt spring. The thread connection, dimensions, and wiring are interchangeable with the majority of installed valves. Included with every valve is a product interchange wiring guide covering all the major manufacturers’ products.
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