This controller is the industry standard for direct-fired burners and make-up air units

The externally adjustable superheat allows technicians to fine-tune system performance post-installation for maximum efficiency

Fine adjustments are typically handled through the controller or the positioning of the stem button

Precise Thermal Protection: Features a factory-calibrated 170

Anti-Short Cycle Protection: A built-in 3-second delay on falling levels stabilizes the system during turbulent "boiling" conditions

Lennox 54G46 Damper Motor 30067439-890 This controller is the industryThe Lennox 54G46 is a professional grade 24V damper motor, specifically the M7415A1048 model, used for modulating or two position airflow control in commercial and residential HVAC systems. This OEM replacement part is built to manage the precise positioning of outdoor air dampers within economizer assemblies and zone control systems. As a direct equivalent to part number 54G4601, it ensures seamless mechanical and electrical compatibility with a wide