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Carrier

OEM Carrier Control Board for Fan Coil Model FC4BNF048000AEAA Unit

SKU: carrier-control-board-fc4bnf048000aeaa Brand: Carrier
$214.95

Order before 3PM CST — ships same day.
Standard delivery 2-5 business days. Express options at checkout.

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OEM Carrier Control Board for Fan Coil Model FC4BNF048000AEAA Unit

Bring your Carrier FC4BNF048000AEAA fan coil back online with this genuine OEM control board. The control board manages blower motor speed, relay timing, safety interlocks, and thermostat communication for the entire air handler. A failed board commonly shows up as a non-responsive blower, random fan cycling, or a unit that ignores thermostat calls. Programmed and pinned to Carrier's exact specification for the FC4BNF048000AEAA, this factory board guarantees correct timing and full feature support that aftermarket boards often miss. Replacement is a moderate job of about 30-45 minutes: shut off power, photograph each harness connection, transfer the plugs to the new board, and remount it in the cabinet. Installing the proper OEM board prevents miswiring faults, blown fuses, and repeat service visits. The board is in stock and ships same-day on orders placed before 3PM CST to keep your downtime minimal. Reach our HVAC specialists to confirm the correct board revision for your serial before you order.

Compatibility

This part is compatible with Carrier model FC4BNF048000AEAA.

Shipping

Same-day shipping before 3 PM CST. 30-day returns on uninstalled parts.

Shipping Information

  • Orders placed before 3PM CST ship same business day
  • Standard delivery: 2-5 business days
  • Express shipping available at checkout
  • Free shipping on orders over $75
  • Tracking number emailed upon shipment

Return Policy

  • 30-day returns on unused parts in original packaging
  • Electrical parts (capacitors, contactors, control boards) are final sale once installed
  • Email support@nationalhvacparts.com to initiate a return
  • Refunds processed within 5-7 business days

Frequently Asked Questions

Does this Control Board fit my Carrier Fan Coil Model FC4BNF048000AEAA Unit?
Yes. This is the factory-specified OEM control board for the Carrier Fan Coil Model FC4BNF048000AEAA Unit. It is a direct drop-in replacement that fits without modification. Always verify the model number on your equipment nameplate before ordering.
How do I replace the control board on my Carrier Fan Coil Model FC4BNF048000AEAA Unit?
Difficulty: Advanced (1–2 hrs)
Step 1: Turn off breaker. Step 2: PHOTOGRAPH all wire connections before touching anything. Step 3: Label each wire with tape. Step 4: Disconnect all wires, remove old board. Step 5: Mount new board, reconnect all wires matching your photo exactly. Step 6: Restore power and test all modes. Exact part number match is critical.
My HVAC system is completely dead. What could be wrong?
Completely dead HVAC (no LED on board) = failed control board or blown fuse. Check board fuse first (3A or 5A, costs $1–$5). If fuse is good and board has power but no LED, board is dead. Always photograph wiring before replacing.
Is this control board compatible with Bryant or Payne too?
Many Carrier parts are cross-compatible with Bryant and Payne since all three brands are manufactured by Carrier Global Corporation. The same physical part is often used across brand labels with different model numbers. To verify: check your Bryant or Payne equipment service manual for cross-compatible part numbers, or email info@nationalhvacparts.com with your model number.
Should I use OEM or aftermarket for my Carrier control board?
OEM essential. Control boards are model-specific with precise firmware and connector layouts. Aftermarket boards rarely match all functions and can cause intermittent failures or safety issues. Always match the exact OEM part number.
How fast does National HVAC Parts ship?
Orders placed before 3:00 PM CST ship the same business day. Standard delivery is 2–5 business days anywhere in the continental United States. Express shipping available at checkout. We ship from Houston, TX to all 50 states. 30-day return policy on all parts.
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