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This genuine OEM Lennox 47M55 combustion air booster is engineered to meet the exact static pressure requirements of G43UF
The counterclockwise (CCW) rotation and concave blade profile are optimized to maintain static pressure and airflow delivery across the heat exchanger
the P282-0332A features durable silver cadmium oxide contacts to resist welding and pitting under high-cycle conditions
It is a critical component for managing ECM motor speed and torque
Noise usually indicates cavitation or air entering the suction side
Lennox 73W09 Inducer Assy 321894-708 This genuine OEM Lennox 47M55If you are servicing a residential furnace that is failing to prove the pressure switch, the Lennox 73W09 Inducer Assy is a critical 120V replacement component for restoring proper combustion airflow. This draft inducer motor assembly is specifically engineered for 80% efficiency single stage and two stage gas furnaces, functioning as the primary mechanism for clearing the heat exchanger of flue gases. Operating on a 120V PSC motor at 1 40 HP, it