Lennox 63W27 2-Stage Ignition Control Board

The Lennox 63W27 2-Stage Ignition Control Board functions as the regulator for HVAC systems ignition sequences within gas furnaces. Through its control of ignitor and gas valve sequencing the board maintains reliable efficient ignition for peak heating performance. The controlling function of this control board offers combination of reliable operation along with failure resistance and energy efficiency improvements which establishes its critical position in heating application systems.