Description
The Lennox 12W47 is an OEM replacement inducer assembly engineered for use in compatible Lennox furnace systems. The inducer assembly plays a critical role in the combustion process — it draws combustion gases through the heat exchanger and vents them safely out of the system before the burners ignite, ensuring proper draft, efficient combustion, and safe operation.
Key Features
- OEM Lennox replacement part for precise fit and function
- Engineered to maintain proper flue gas draft in compatible Lennox furnace models
- Supports safe pre-purge and post-purge venting cycles
- Designed for long-lasting, reliable performance in residential and light commercial heating applications
- Direct drop-in replacement minimizes installation time and labor
Why Replace Your Inducer Assembly?
A failing inducer assembly can cause a furnace to lock out on safety, produce unusual noise, or fail to ignite. Replacing the inducer assembly with a genuine Lennox OEM part restores proper draft pressure, ensures the pressure switch operates correctly, and brings the system back to factory specifications.
Application
- Compatible with select Lennox furnace models — verify compatibility with your unit’s model and serial number before ordering
- Suitable for residential and light commercial forced-air heating systems
Ordering Information
- Brand: Lennox
- Part Number / SKU: 12W47
- Part Type: Inducer Assembly







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