446-109

Ensure your heating system operates at peak performance with this high-quality Lennox Ignition Control Board. As the central nervous system of your furnace, this modulating circuit board manages critical functions including the ignition sequence, gas valve operation, and flame sensing to ensure safe and efficient heating. Ideal for replacing a malfunctioning or burnt-out original board, this component helps resolve common HVAC issues such as intermittent heating, failed ignition cycles, or diagnostic error codes. Engineered for durability and precision, it provides reliable communication between your thermostat and heating components, restoring consistent comfort to your home during the coldest months.
Type: Ignition Control Board
Size: Medium
Application: Used in high-efficiency gas furnaces and residential HVAC systems to manage ignition timing, blower motor speeds, and safety monitoring sequences.
Specifications: Modulating control logic, integrated flame sensor circuitry, diagnostic LED status indicators, and multi-pin connector interface for system communication.