Designed with a compact footprint

and elastomeric seals

this model is the official updated version for the 25AUB-1 1/4 and 25AUB-Z3-1 1/4 series

Is this stem compatible with refrigeration cooling towers

Ideal for laboratory equipment and non-continuous pressure systems

York S1-373-19801-403 Burner Assembly Refrigerant Designed with a compact footprintThe 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,