Trane BRD5766 Control Board R-134A or severe carbon fouling from

or severe carbon fouling from poor combustion

Enhanced System Safety: Provides immediate "no flow" circuit interruption to protect commercial boilers and pool heaters from catastrophic overheating

Common Questions What was the previous part number for this switch

Easy Installation: Includes faceplates for both vertical and horizontal mounting configurations

Is this the correct replacement for my Miller or Intertherm furnace

Trane BRD5766 Control Board R-134A or severe carbon fouling fromThe Trane BRD5766 Main Control Board is a critical PCB component engineered for high performance environmental regulation in commercial and residential HVAC systems. As the primary logic center, this printed circuit board interprets signals from temperature and airflow sensors to modulate the furnace, air conditioner, and blower motor at peak efficiency. Designed to replace aging or faulty Trane HVAC control boards, the BRD5766 ensures precise staging