Description
The Utica-Dunkirk 550003166 is an OEM 3-Way Valve Motor Kit engineered as a direct replacement for Utica-Dunkirk boiler and hydronic heating systems. This kit provides reliable motorized control of a three-way valve, enabling precise management of water flow between heating zones or between supply and bypass circuits — a critical function for maintaining system efficiency and comfort.
Key Features
- OEM Utica-Dunkirk replacement part — SKU 550003166
- 3-way valve motor kit for accurate hydronic flow direction control
- Designed for seamless integration with compatible Utica-Dunkirk boiler systems
- Supports zone isolation and bypass circuit management
- Engineered for long-term reliability in demanding hydronic applications
Application
This kit is intended for use in residential and light commercial hydronic heating systems utilizing Utica-Dunkirk boilers. The motorized 3-way valve assembly allows the system to divert or mix flow as required by the heating load, improving efficiency and extending equipment life. Always verify compatibility with your specific boiler model before installation.
Why Choose OEM Parts?
- Guaranteed fit and function for Utica-Dunkirk equipment
- Maintains system warranty and performance standards
- Reduces risk of premature failure associated with aftermarket alternatives







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