Carrier LA22LA143 Blower Wheel

The Carrier LA22LA143 Blower Wheel is a precision-engineered OEM replacement part designed for high-capacity air handlers and rooftop units, specifically within the 40RUAA and 40RUQA series. This 15" x 15" double hub blower wheel features a 1 7/16" bore diameter and a reversible rotation capability, allowing for versatile deployment across various industrial and commercial HVAC configurations. Constructed from corrosion-resistant steel, the wheel is dynamically balanced to minimize vibration and reduce mechanical stress on the blower motor shaft, ensuring stable airflow efficiency even at high static pressures. For service technicians, the central hub position and tacked wheel construction provide the structural integrity required for fan coil units and heat pumps. Whether you are addressing a squirrel cage fan failure or performing preventive maintenance on Carrier HVAC systems, this genuine component ensures exact fitment and restores factory-spec air circulation without the need for field modifications. Using a direct fit blower wheel reduces labor time and avoids the performance drops common with generic alternatives.

• Durable Construction: Made from high-grade corrosion-resistant steel to withstand demanding environmental conditions in commercial mechanical rooms.
• Precision Balancing: Factory-tacked blades and balanced design prevent HVAC system noise and prolong the lifespan of motor bearings.
• OEM Compatibility: Specifically engineered for Carrier air handlers, including popular models like 40RM-014-610 and 48TCRD30.
• Versatile Application: Features a 1 7/16" bore size and reversible rotation for seamless integration into heavy-duty blower assemblies.

What are the exact dimensions of the LA22LA143?
This blower wheel has a 15-inch diameter and a 15-inch width, with a 1 7/16-inch bore for the motor shaft.

Is this wheel compatible with other brands?
While designed by Carrier, it is also the factory authorized part for certain Bryant and Payne rooftop units and furnaces that specify this part number.

How do I ensure proper installation?
Always check the motor shaft for rust and debris, use a hub puller if removing a seized wheel, and ensure the set screw is tightened securely on the flat portion of the shaft to avoid slipping.

This item is not eligible for free shipping.

Disclaimer: While we strive for 100% accuracy, product data and specifications are subject to change. Please contact our team to confirm compatibility or technical details before purchasing.