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Carrier

OEM Carrier Control Board for Fan Coil Model FC4BNB048000AAAA

SKU: carrier-control-board-fc4bnb048000aaaa Brand: Carrier
$249.95

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 FC4BNB048000AAAA

This genuine OEM Carrier control board is the central electronic module that manages blower operation, fan speed, and safety sequencing inside your FC4BNB048000AAAA fan coil unit. When your air handler stops responding, short cycles, or fails to energize the blower, a failed control board is a common cause, and replacing it restores reliable, factory-spec performance. Engineered specifically for the FC4BNB048000AAAA, this board matches the original terminal layout and wiring harness for a direct, plug-in fit with no modifications required. Installation is moderate difficulty: a qualified HVAC technician can typically swap it in 30 to 45 minutes by disconnecting power, transferring wiring one terminal at a time, and seating the new board. Using an authentic Carrier part protects your warranty and ensures correct voltage handling and diagnostic compatibility. We ship same-day on all orders placed before 3PM CST, so your repair stays on schedule. Order now to get your system back up and running fast with a part built to OEM standards.

Compatibility

This part is compatible with Carrier model FC4BNB048000AAAA.

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 FC4BNB048000AAAA?
Yes. This is the factory-specified OEM control board for the Carrier Fan Coil Model FC4BNB048000AAAA. 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 FC4BNB048000AAAA?
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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