Utica-Dunkirk 43300522 LWCO Replacement Kit R-448A providing a direct cross-reference for

providing a direct cross-reference for service technicians looking for exact-fit compatibility

This essential kit allows technicians to perform a full internal rebuild

the control board is the central nervous system of the indoor unit

Technicians should reference the York resistance-to-temperature chart during troubleshooting to verify the sensor’s accuracy

Utica-Dunkirk 43300522 LWCO Replacement Kit R-448A providing a direct cross-reference forThe Utica Dunkirk 43300522 is a professional grade LWCO replacement kit essential for maintaining rigorous safety standards in hydronic and steam systems. As a veteran preferred boiler low water cut off solution, this kit is specifically engineered to interface with Utica and Dunkirk boilers, ensuring the burner circuit is interrupted before a dry fire condition can cause heat exchanger fracture or catastrophic failure. The kit includes the primary