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 genuine OEM Carrier transformer steps down incoming line voltage to the 24V control voltage required by the FC4DNF060000AAAA fan coil unit, powering the thermostat, control board, and relays. A failed transformer is a common cause of a completely dead system or a blank thermostat, and replacing it with the correct factory-spec part restores reliable low-voltage operation. This transformer is engineered specifically for the FC4DNF060000AAAA, ensuring correct VA rating, primary/secondary voltages, and mounting fit. Installation is moderate and best handled by a qualified HVAC technician: disconnect power, note the wiring, swap the unit, and verify 24V output. Using the OEM component protects downstream electronics from voltage irregularities and preserves manufacturer compatibility. Every order is backed by genuine Carrier quality and our HVAC parts expertise. In stock and ships same-day when you order before 3PM CST, so you can get your air handler back online fast. Order with confidence knowing you are receiving the exact replacement Carrier intended for your equipment.
This part is compatible with Carrier model FC4DNF060000AAAA.
Same-day shipping before 3 PM CST. 30-day returns on uninstalled parts.