Description
The Trane EXC1301 is an OEM-grade replacement heat exchanger engineered for Trane gas furnaces operating at 80, 90, and 120 MBH (thousand BTU per hour) output capacities. Designed as a direct-fit replacement, this heat exchanger restores proper thermal transfer between the combustion chamber and the air distribution system, helping maintain peak furnace efficiency and safe indoor air quality by preventing combustion gases from entering the conditioned airstream.
Key Features
- Compatible with Trane furnaces rated at 80, 90, and 120 MBH heating capacities
- OEM Trane part number EXC1301 — ensures precise fit and reliable performance
- Restores proper heat transfer efficiency in gas furnace systems
- Helps prevent combustion gas crossover into supply air — critical for indoor air quality and occupant safety
- Durable construction built to withstand repeated thermal cycling
- Direct drop-in replacement to minimize installation time and labor
Why Replace Your Heat Exchanger?
A cracked or deteriorated heat exchanger is one of the most serious furnace failures, allowing carbon monoxide and combustion byproducts to mix with circulated air. Replacing a failed heat exchanger with a genuine Trane part like the EXC1301 ensures the system returns to factory-spec performance, protecting both equipment longevity and occupant safety.
Application
- Designed for Trane gas furnace models with 80, 90, and 120 MBH heating stages
- Suitable for residential and light commercial furnace applications
Ordering Information
- Brand: Trane
- Part Number / SKU: EXC1301
- Product Type: Heat Exchanger







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