Description
The Carrier LA21RB552 is an OEM-replacement inducer blower wheel engineered to restore proper draft induction performance in compatible Carrier furnace systems. Designed to fit precisely within the inducer blower assembly, this wheel ensures consistent airflow through the heat exchanger and flue passages — a critical function for safe and efficient furnace operation.
Key Features
- Direct OEM replacement for Carrier furnace inducer assemblies
- Engineered for precise fit and balanced airflow performance
- Supports proper combustion gas venting and draft induction
- Durable construction for long-lasting, reliable service
- Helps maintain furnace efficiency and safe operation
Application
The LA21RB552 inducer blower wheel is designed for use in Carrier residential furnace systems equipped with a draft inducer blower motor assembly. Replacing a worn, cracked, or damaged blower wheel restores proper negative pressure in the combustion chamber, ensuring safe ignition and efficient heat transfer.
Why Replace Your Inducer Blower Wheel?
A failing inducer blower wheel can cause a range of issues including pressure switch lockouts, incomplete combustion, and nuisance shutdowns. Using a genuine Carrier replacement part like the LA21RB552 ensures compatibility and helps avoid callbacks.
Specifications
- SKU: LA21RB552
- Brand: Carrier
- Component Type: Inducer Blower Wheel
- Application: Carrier Furnace Inducer Blower Assembly







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