446-148

Ensure your heating system operates at peak performance with this genuine OEM Single Stage Hot Surface Ignition (HSI) Control Board. As the central command module for your furnace, this circuit board manages the critical ignition sequence, monitors flame safety sensors, and regulates blower motor timing to ensure consistent, reliable airflow. Ideal for repairing HVAC units experiencing startup failures, intermittent heating, or system lockouts, this ignition control module is engineered to meet original equipment standards for durability and precision. By replacing a malfunctioning board, you restore the safety and efficiency of your residential gas furnace, ensuring dependable warmth throughout the winter season.
Type: Furnace Control Board
Size: Medium-frame electronic assembly
Application: Designed for use in residential gas-fired furnaces and central heating systems utilizing single-stage operation and hot surface ignition (HSI) technology.
Specifications: Single-stage heating logic, integrated Hot Surface Ignition (HSI) management, flame rectification sensing, blower motor delay-on/off timing, and onboard diagnostic LED indicators.