engineered for exact fitment within the burner assembly

It is specifically designed for technical compatibility with Series 53

The robust construction and thermally protected interior help prevent electrical hazards during heavy-demand cycles

Reconditioning Kit for 1/2" Normally Open 4

and heavy-duty lug terminals for secure electrical connections

Utica-Dunkirk 550001908 Gasket Kit 321702-401 engineered for exact fitment withinThe Utica Dunkirk 550001908 Gasket Kit is a critical OEM replacement part designed for sealing industrial heating coils and ensuring the pressure boundary integrity of ECR International hydronic systems. This professional grade kit includes a high temp resilient coil gasket and a comprehensive hardware kit featuring stainless steel studs and top lock nuts to prevent vibration loosening and thermal bypass. As a veteran preferred boiler maintenance kit,