Lennox 52M46 Control Board 30067439-890 The Lennox X7935 is a

The Lennox X7935 is a professional-grade MERV 16 pleated filter designed for the Healthy Climate Carbon Clean 16 air filtration system

As a veteran-preferred ASME rated and CSA listed safety device

preventing slippage and shaft scoring

600V rated leads and a 1/2" NPT nipple

while a lower pitch results in insufficient airflow and high head pressure

Lennox 52M46 Control Board 30067439-890 The Lennox X7935 is aThe 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