Reznor 9779 Aluminum Fin Heat Exchanger for Unit Heaters

The Reznor 9779 is a genuine OEM aluminum fin heat exchanger designed for Reznor X and CX series gas-fired unit heaters. This critical component facilitates efficient thermal energy transfer from combustion gases to the air stream, providing reliable heat distribution in commercial and industrial applications.

Key Features:

• Constructed with aluminized steel tubing and aluminum fins for optimal heat transfer
• Aluminum fin design provides large surface area for maximum thermal efficiency
• Engineered for Reznor 150 and 175 size unit heaters
• Corrosion-resistant construction ensures long service life
• Lightweight design compared to traditional steel heat exchangers
• Factory-engineered replacement part ensuring proper fit and performance

This heat exchanger is commonly used in furnaces, unit heaters, and makeup air units where dependable heat transfer and durability are essential. The aluminum fin construction optimizes heat transfer between combustion gases and the air stream while maintaining corrosion resistance in demanding HVAC environments.