A55-M1-5 | Lennox HVAC Control Board Rev C Replacement #Top Conversion offering compact analog output capability

offering compact analog output capability for distributed and PLC-based automation systems

ensuring compatibility with various system requirements

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

USB Support: features a USB port for out-of-band management or cellular failover with compatible modems

A55-M1-5 | Lennox HVAC Control Board Rev C Replacement #Top Conversion offering compact analog output capabilityDescription 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