Lau 0574300003M Blower Assembly R-410A Precision Engineering: Designed as a

Precision Engineering: Designed as a direct Aprilaire sensor replacement for a seamless "plug and play" installation

If you are seeing furnace error codes related to an open limit

providing sufficient overhead for most commercial resistive heating loads

Constructed with a high-grade alumina ceramic insulator and a robust 3-inch FRS type electrode

Durable Brass Construction: Provides superior resistance to corrosion in standard water and pneumatic applications

Lau 0574300003M Blower Assembly R-410A Precision Engineering: Designed as aThe Lau 0574300003M Blower Assembly is a heavy duty belt drive blower engineered for residential and light commercial HVAC applications. Known by the model designation A9 9ACE, this unit features a 3 4" shaft size precision ground from high grade steel to ensure concentricity and reduced vibration during high torque operation. With nominal dimensions of 11 7 8" x 10 1 4", the assembly serves as an essential component for air handlers, furnaces, and