Trane CNT7942 1-Stage Control Board 120 V HSI

The Trane CNT7942 is the of your Trane HVAC system specifically for single-stage heating systems with Hot Surface Ignition technology. It is powered by a standard 120-volt power supply, and is the central control unit, controlling other critical functions. It's similar to a conductor managing symphonic tasks including ignition sequencing, airflow control, and safety features. The CNT7942 control board does this by precision monitoring and regulation of these functions optimizing system performance for consistent furnace function, and protecting your Trane furnace performance for optimal home comfort.