Lau G078052484 Blower Pulley

The LAU G078052484 Blower Pulley with a 3/4-inch bore and 7-inch diameter is an essential component in belt-driven blower assemblies. It transmits rotational power from the motor to the blower shaft, allowing adjustment of airflow delivery in air handling systems. Installed in commercial HVAC systems such as furnaces, rooftop units, and air handlers, it supports regulate fan speed by changing belt position and drive ratio. As part of the blower drive system, it plays a vital role in maintaining balanced air circulation and system performance across heating and cooling operations.