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Carrier

OEM Carrier Control Board for Air Handler Model FB4ANF036005AFAA

SKU: carrier-control-board-fb4anf036005afaa 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 Air Handler Model FB4ANF036005AFAA

Get your Carrier FB4ANF036005AFAA fan coil air handler operating reliably again with this genuine OEM control board. Acting as the command center of the unit, the control board governs blower speed, processes heating and cooling signals from the thermostat, oversees safety interlocks, and synchronizes with the outdoor condenser. Common failure signs include an unresponsive blower, ignored thermostat calls, erratic cycling, or fault codes on the unit. This OEM board is calibrated specifically to the FB4ANF036005AFAA, with the correct relays, connector positions, and control logic for seamless plug-and-play replacement. Installation is moderate: disconnect all power, take clear photos of the wiring, move each harness to the new board one connector at a time, then secure it in place. Homeowners comfortable with low-voltage work can manage it, or a pro can swap it in under an hour. Order before 3 PM CST for same-day shipping to keep downtime to a minimum. Authentic Carrier components mean trustworthy control and guaranteed compatibility.

Compatibility

This part is compatible with Carrier model FB4ANF036005AFAA.

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 Air Handler Model FB4ANF036005AFAA?
Yes. This is the factory-specified OEM control board for the Carrier Air Handler Model FB4ANF036005AFAA. 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 Air Handler Model FB4ANF036005AFAA?
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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