A.O. Smith D1056 Centrifugal Blower Motor Assembly

The A.O. Smith D1056 is a direct-drive indoor blower motor assembly rated at 1/2 horsepower, designed for furnace air handlers and packaged HVAC units that require dependable, compact airflow. It operates on 208–230 V single-phase power and delivers 1075 RPM across three speeds, providing adjustable blower performance to suit heating or cooling demands. Featuring a 48Y frame and clockwise rotation, this motor is a common replacement option within the Regal Beloit Century/AO Smith line for compatible indoor blower assemblies. Widely cataloged as a 1/2 HP, 1075 RPM, 208–230 V, 3-speed model, the D1056 fits standard residential indoor blower footprints and is intended for use with centrifugal blowers in air handler and furnace applications.