IMAGE COMING SOON
Order before 3PM CST — ships same day.
Standard delivery 2-5 business days. Express options at checkout.
OEM Guaranteed
Same-Day Ship
30-Day Returns
Secure Checkout
This OEM Carrier control board is the central command module for your FH4ANB003000AAAA fan coil unit, managing blower operation, fan speed staging, and safety interlocks. When your air handler fails to start, cycles erratically, or stops responding to thermostat calls, a failed control board is a common culprit. Designed as a direct factory replacement, this board is fully compatible with the Carrier FH4ANB003000AAAA, ensuring exact fit and reliable communication with your system's components. Installation is moderate difficulty—most experienced technicians complete it in under an hour using basic hand tools, though we recommend a licensed HVAC professional for warranty and safety. Always disconnect power before servicing. Using a genuine OEM board protects your equipment's efficiency and longevity, unlike generic substitutes. We ship same-day on all orders placed before 3PM CST, so you can get your system back online fast. Order with confidence from NationalHVACParts.com, your trusted source for authentic Carrier replacement components backed by responsive support.
This part is compatible with Carrier model FH4ANB003000AAAA.
Same-day shipping before 3 PM CST. 30-day returns on uninstalled parts.