Utica-Dunkirk 14614015 Insulation Check your equipment's nameplate to

Check your equipment's nameplate to ensure this switch's 40°F differential is compatible with your furnace's cycling requirements

this kit is specifically sized for the TFB and TFX actuator frame

The York S1-024-35715-000 Relay is a specialized 24VDC SPDT relay engineered for precise switching in residential and light commercial HVACR control circuits

Mechanical Compatibility: Direct cross-reference for part numbers 86H5601

Utica-Dunkirk 14614015 Insulation Check your equipment's nameplate toThe Utica Dunkirk 14614015 Fire Door Insulation is a critical OEM replacement part designed for high efficiency hydronic heating systems and commercial boilers. Constructed from non combustible, moisture resistant refractory material, this insulation panel is engineered to withstand extreme combustion temperatures while maintaining structural integrity. As an identical match for the legacy part number 146 14 015 70, it ensures a precision fit for fire