446-110

This premium modulating ignition control board functions as the central processing unit for high-efficiency HVAC systems. It is engineered to manage the complex ignition sequences, gas valve modulation, and blower motor operations required for consistent indoor climate control. As a critical safety and operational component, this circuit board monitors flame sensors and limit switches to ensure the furnace operates within safe parameters. Ideal for repairing units experiencing ignition failure, erratic heating cycles, or unresponsive controls, this board helps restore peak energy efficiency and reliable performance to your heating equipment.
Type: Ignition Modulating Control Board
Size: Medium
Application: High-efficiency modulating furnaces, residential HVAC systems, and air handling units.
Specifications: Integrated modulating logic, flame sensing circuitry, diagnostic LED status indicators, and multi-terminal connectivity for gas valves and fan blowers.