020-966

This Direct Spark Ignition (DSI) Control Board is a critical component for managing the heating cycle in high-efficiency gas furnaces and rooftop heating units. Designed for modulating ignition sequences, this circuit board precisely regulates the gas valve, initiates the sparking process, and continuously monitors flame sensing to ensure safe and reliable operation. If your heating system is experiencing lockout errors, intermittent ignition failures, or a complete lack of heat, replacing the main control module is often necessary to restore functionality. This high-performance ignition board acts as the central hub for your HVAC equipment, ensuring precise timing and communication between safety sensors and heating components to maximize energy efficiency and system longevity.
Type: Control Board, Circuit, Ignition Modulating
Size: Medium
Application: Commercial and residential gas-fired heating systems, rooftop units (RTU), and modulating furnaces.
Specifications: Direct Spark Ignition (DSI) logic, integrated flame sensing, modulating gas valve control, and safety lockout protocols.