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OEM Carrier Control Board for Air Handler Model FX4ANF036000ACAA
Carrier

OEM Carrier Control Board for Air Handler Model FX4ANF036000ACAA

SKU: carrier-control-board-fx4anf036000acaa Brand: Carrier
$219.95

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 FX4ANF036000ACAA

This OEM Carrier control board is the central command module for the FX4ANF036000ACAA fan coil air handler, managing blower motor operation, fan speed staging, and safety interlocks between your thermostat and indoor unit. A failing board often shows as a blower that won't start, erratic fan cycling, or no response to a heat/cool call. Built to exact Carrier factory specifications, it restores reliable communication and proper airflow without the guesswork of an aftermarket substitute. This board is a direct fit for the FX4ANF036000ACAA and drops into the existing mounting and wiring harness, making it a moderate DIY repair for anyone comfortable working around line-voltage components with the power disconnected. If you are unsure, a licensed HVAC technician can install it in under an hour. Every unit is genuine OEM stock and ships same-day when your order is placed before 3PM CST, so you can get your system back online fast. Backed by our HVAC parts specialists and authentic Carrier sourcing for guaranteed compatibility and long-term reliability.

Compatibility

This part is compatible with Carrier model FX4ANF036000ACAA.

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 FX4ANF036000ACAA?
Yes. This is the factory-specified OEM control board for the Carrier Air Handler Model FX4ANF036000ACAA. 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 FX4ANF036000ACAA?
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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