this part is engineered for precision fitment within Reznor unit heaters and air handlers

F for critical 30-minute emergency cycles

Automated Operation: Features an auto-reset mechanism that eliminates manual intervention after the system cools to safe operating levels

Durable Construction: Nickel-plated brass finish resists corrosion and maintains professional appearance

Utica-Dunkirk 14662313 Aquastat 30067439-890 this part is engineered forThe Utica Dunkirk 14662313 Aquastat is a mission critical single pole double throw (SPDT) immersion controller designed for precise hydronic temperature regulation. This 65 200F capillary aquastat functions as a high limit, low limit, or circulator controller, providing essential boiler safety control and system efficiency. Engineered for Utica and Dunkirk boiler assemblies, it features a liquid filled sensing element that responds rapidly to