A55-M1-5 | Lennox HVAC Control Board Rev C Replacement #Top Conversion I/O Signal Interface Functionality: Serves

I/O Signal Interface Functionality: Serves as a central termination and connection point for drive input and output signals

indicated by the operating handle being in a central position upon tripping

reliable transformer designed for industrial applications

designed for high-performance automation systems requiring precise speed and torque control

PowerGrid™ Technology: Enables robust reading of damaged or poorly printed codes

A55-M1-5 | Lennox HVAC Control Board Rev C Replacement #Top Conversion I/O Signal Interface Functionality: ServesDescription The Lennox A55 M1 5 Control Board Rev C is an integrated HVAC control module designed to manage core system operations and safety functions. Identified by part number A55 M1 5, this board coordinates low voltage control signals to ensure stable and reliable equipment performance. It is used in compatible Lennox heating systems as a direct replacement control solution. Technical Specifications Condition New Never Used Surplus Brand Lennox