Description
Keep your Trane furnace running reliably with this OEM Trane CNT09419 Ignition Control Board, a crucial control module designed to manage and coordinate heating functions in two stage variable furnaces and other compatible systems. This integrated control board helps regulate ignition timing, monitor safety inputs, and ensure efficient heat delivery — making it an indispensable part for service professionals and homeowners restoring or upgrading their HVAC equipment.
Key Features
- Genuine Trane OEM Part: Built to Trane’s original specifications for secure fit, dependable operation, and long life in residential and light commercial heating systems.
- Integrated Furnace Control (IFC): Manages multiple system functions including ignition, fan, heat/cool sequencing, and safety lockout logic to keep your furnace operating smoothly.
- 2 Stage Variable Operation Support: Optimized for furnaces with two stage or variable firing systems, delivering improved comfort, efficiency, and reduced temperature swings.
- Diagnostic LED Indicators: Built in LEDs help HVAC technicians quickly troubleshoot system issues and confirm proper board operation.
- Durable Construction: Engineered to withstand typical HVAC environment conditions, including vibration and temperature changes, for reliable seasonal performance.







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