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Compatibility is determined by the model and serial number of your furnace or air handler
preventing pressure loss
including foot
OEM Precision: Guaranteed York relay compatibility for a direct fit in 24V control circuits
Key Benefit Precision Compatibility: Specifically designed for Honeywell UDC series controllers to ensure seamless integration with open collector output configurations
Lochinvar & A.O. Smith 100109226 Burner 321702-401 Compatibility is determined by theThe Lochinvar & A. O. Smith 100109226 Burner is a critical LP main burner assembly designed for high performance commercial and residential water heating systems. Engineered for LP (Liquid Propane) applications, this replacement burner head ensures precise fuel to air ratios, maintaining clean combustion and preventing common soot buildup issues. This SKU serves as a direct OEM replacement part, replacing legacy numbers 182730 000 and 9003422005. The
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