Optimized Airflow: The 11x12 configuration is factory-calibrated to deliver the required furnace CFM for proper heat exchange

Common Questions Is the Alco 057343 compatible with DC systems

Broad Compatibility: Validated for use across major Lochinvar Knight and A

which eliminates the need for separate in-line flow checks

The purple dot is a factory color-coding used by Lennox to quickly identify the specific pressure rating (0

Lennox 11W47 Motor Harness Freon Optimized Airflow: The 11x12 configurationThe Lennox 11W47 Motor Harness (OEM Part #11W47, also designated as R45633 001) is a critical wiring component engineered for precise electrical interfacing between the blower motor and the integrated furnace control board. Designed to maintain signal integrity in high demand residential and commercial Lennox HVAC systems, this harness utilizes high grade insulation and multi conductor leads focused on reducing electromagnetic interference and