York S1-373-19801-403 Burner Assembly 318973-401 suitable for both residential and

suitable for both residential and commercial air handlers

Does this model include auxiliary contacts

common issues in high-cycle environments

Does this actuator require a special bracket for mounting

York S1-373-19801-403 Burner Assembly 318973-401 suitable for both residential andThe York S1 373 19801 403 Burner Assembly is a precision engineered OEM replacement part designed for high performance combustion in gas furnaces. This gas furnace burner assembly is constructed from durable stainless steel, ensuring it can withstand the thermal stresses of repeated firing cycles without warping or premature oxidation. As a critical Source1 burner upgrade, this assembly often comes with the igniter and flame sensor factory installed,