System Safety: Crucial for preventing unburned gas buildup by signaling the control board to shut down the gas valve upon loss of flame

Fits within the existing unit footprint

2 PSI equivalent range

but this genuine Carrier replacement part ensures the 825 RPM operational target is met without the vibration-induced fatigue seen in universal "will-fit" alternatives

Precise Torque Output: Engineered to provide the exact rotational force needed for Honeywell pen arm assemblies without over-stressing the linkage

Trane BRD6641 Control Board 322056-301 System Safety: Crucial for preventingThe Trane BRD6641 Control Board is a high performance direct digital zone controller designed for precise regulation of multi family and commercial HVAC systems. This OEM Trane PCB (Printed Circuit Board) replaces legacy control modules, offering integrated algorithms for optimized airflow, humidity, and temperature management within water terminal units, fan coils, and chilled beams. Engineered for compatibility with LonMark HVAC profiles, the