Same-day shipping on orders before 3PM CST · 15,000+ OEM Parts In Stock · Carrier · Bryant · ICP · Heil · Tempstar
Track Order | 1-800-NHP-HVAC | Trade Accounts

Menu

Home Shop All Account Cart
Home / OEM Carrier Control Board for Model F...
OEM Carrier Control Board for Model FK4BNF001000AAAA Fan Coil
Carrier

OEM Carrier Control Board for Model FK4BNF001000AAAA Fan Coil

SKU: carrier-control-board-fk4bnf001000aaaa Brand: Carrier
$209.95

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

OEM Guaranteed

Same-Day Ship

30-Day Returns

Secure Checkout

OEM Carrier Control Board for Model FK4BNF001000AAAA Fan Coil

This OEM Carrier control board is the electronic controller for your FK4BNF001000AAAA fan coil, coordinating blower speed staging, safety limit monitoring, and thermostat signals to keep your indoor comfort consistent. If the existing board fails, common symptoms include a dead blower, no response to a heat or cool call, and random shutdowns, all of which a genuine Carrier replacement resolves using factory-matched circuitry. Engineered for the FK4BNF001000AAAA, the board aligns with the original mounting standoffs and connectors for a direct plug-in fit with no modifications. Difficulty is moderate: power down at the breaker, photograph every connection, and relocate the harness plugs individually, a process most handy homeowners complete in under an hour, though a licensed technician is a safe option. Each unit meets Carrier reliability and durability specifications. Order before 3PM CST for same-day shipping and minimal downtime. The OEM board guarantees exact fit, full feature support, and the long-term performance your Carrier fan coil was designed to deliver.

Compatibility

This part is compatible with Carrier model FK4BNF001000AAAA.

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 FK4BNF001000AAAA Fan Coil?
Yes. This is the factory-specified OEM control board for the Carrier Model FK4BNF001000AAAA Fan Coil. 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 FK4BNF001000AAAA Fan Coil?
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.
Home Shop Search Account Cart