York S1-373-27438-000 5-Tube Heat Exchanger

Description

The York S1-373-27438-000 is an OEM 5-tube heat exchanger engineered as a direct replacement for compatible York furnace systems. Designed to York’s original manufacturing specifications, this heat exchanger ensures efficient thermal transfer between combustion gases and the circulated air supply — maintaining safe, effective heating performance throughout the system’s service life.

Key Features

• OEM York replacement part — engineered to original factory specifications
• 5-tube heat exchanger design for optimized combustion heat transfer
• Direct drop-in replacement for compatible York furnace models
• Constructed for long-lasting durability under continuous heating cycles
• Helps maintain system efficiency and indoor air quality by preventing combustion gas crossover
• Supports proper furnace operation and safe heating performance

Product Details

• Brand: York
• SKU / Part Number: S1-373-27438-000
• Type: 5-Tube Heat Exchanger
• Application: York furnace systems (verify compatibility with your specific model before ordering)

Why Replace Your Heat Exchanger?

A cracked or degraded heat exchanger is one of the most critical furnace failures, as it can allow combustion gases — including carbon monoxide — to mix with conditioned air. Replacing a worn heat exchanger with a genuine York OEM part restores safe, efficient operation and extends the service life of the furnace. Always consult your equipment’s documentation or a qualified HVAC technician to confirm part compatibility prior to installation.