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Carrier

OEM Carrier Control Board Replacement for Model FB4CNP036000AAAA

SKU: carrier-control-board-fb4cnp036000aaaa Brand: Carrier
$199.95

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 Replacement for Model FB4CNP036000AAAA

This OEM Carrier control board is the central circuit board that manages blower operation, safety interlocks, and signal communication inside your FB4CNP036000AAAA fan coil air handler. When the board fails, you may see a unit that won't power on, a blower that won't start, or erratic heating and cooling cycles. Installing a genuine Carrier replacement restores reliable operation and protects the rest of your system from voltage faults. This board is engineered to match the exact specifications of the FB4CNP036000AAAA, ensuring correct terminal layout, relay ratings, and plug connections for a true drop-in fit. Installation is a moderate-difficulty job best handled by an HVAC technician, since it involves disconnecting power, transferring wire harnesses, and confirming proper grounding. Using the OEM part avoids the compatibility guesswork of universal boards. Order before 3PM CST and your part ships the same day, getting your air handler back online fast. Every board is sourced new and backed for genuine Carrier quality and fit.

Compatibility

This part is compatible with Carrier model FB4CNP036000AAAA.

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 Model FB4CNP036000AAAA?
Yes. This is the factory-specified OEM control board for the Carrier Model FB4CNP036000AAAA. 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 Model FB4CNP036000AAAA?
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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