York S1-373-19801-403 Burner Assembly 321894-708 which is essential for protecting

which is essential for protecting the combustion chamber liner from hot spots

Key Benefits: Enhanced Durability: The corrosion-resistant brass body and Viton elastomers ensure compatibility with a wide range of fluids

Key Benefits Durable Construction: High-quality brass bellows and a cold-rolled steel enclosure withstand high overrun pressures and harsh mechanical room conditions

the gas orifice determines the fuel type

The Fenwal 22-100001-080 is rated for 1500°F

York S1-373-19801-403 Burner Assembly 321894-708 which is essential for protectingThe 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,