Browse building automation and commercial HVAC controls at F.W. Webb. A control board is the heart of an HVAC's operating system, in charge of powering the thermostats that control the temperature of the building. Find replacement control modules and high-quality programmable controllers to accommodate your system's needs. Explore accessories for the control board, including software programming tools, wall plates, and mounting kits. Discover powerful HVAC control boards from Source 1, Johnson Controls, and other trusted makers at F.W. Webb.
An HVAC control board serves several purposes:
To check if your control board is bad, follow these steps: