Description
The Lennox 46K95 is an OEM replacement heat exchanger engineered to restore your Lennox heating system to peak operating efficiency. Designed as a direct-fit replacement, this heat exchanger ensures proper thermal transfer between combustion gases and the air supply, maintaining safe and efficient heating performance in your home or commercial space.
Why Replace Your Heat Exchanger?
A cracked or failing heat exchanger is a serious safety concern — it can allow combustion gases, including carbon monoxide, to enter the living or working space. Replacing a worn heat exchanger with a genuine Lennox OEM part restores the integrity of your system and ensures continued safe operation.
Key Features
- OEM Lennox replacement part — SKU 46K95
- Direct-fit design for compatible Lennox furnace and heating system models
- Engineered for reliable thermal transfer and combustion gas separation
- Helps restore system efficiency and maintain safe indoor air quality
- Built to Lennox quality standards for long-lasting durability
Application
This heat exchanger is intended for use in compatible Lennox furnaces and heating systems. Always verify compatibility with your specific unit model number before installation. Professional installation by a licensed HVAC technician is strongly recommended.
Important Safety Note
Heat exchanger replacement should only be performed by a qualified HVAC professional. Improper installation can result in equipment damage or safety hazards including carbon monoxide exposure.







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