Lennox 52M46 Control Board Freon as the voltage rating indicates

as the voltage rating indicates the maximum stress the component can handle without failure

This valve serves as a direct drop-in replacement for legacy 193B1533 units

Key Benefits: OEM Compatibility: Precision-fit for Heil Quaker

Optimized 24-Degree Pitch: Engineered to provide the exact airflow required for heat dissipation in Amana and Goodman condensers

The Slant Fin 440-856-000 Pressure Switch is a critical safety component engineered specifically for high-efficiency draft inducer monitoring

Lennox 52M46 Control Board Freon as the voltage rating indicatesThe Lennox 52M46 Control Board, also identified by part number 52M4601, is the direct replacement integrated furnace control (IFC) for reliable ignition and blower motor management in Lennox G40, G41, and G50 series units. Optimized for single stage gas furnaces, this circuit board manages the hot surface ignitor (HSI) timing and flame rectification sensing to ensure stable combustion cycles. Contractors often source this for diagnostic code flashes