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OEM Carrier Run Capacitor FA4BNF030010AAAA for Model FA4BNF030010AAAA

SKU: carrier-run-capacitor-fa4bnf030010aaaa Brand: Carrier
$24.95

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

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OEM Carrier Run Capacitor FA4BNF030010AAAA for Model FA4BNF030010AAAA

This genuine OEM Carrier run capacitor is the correct replacement for your FA4BNF030010AAAA fan coil. The run capacitor delivers the constant phase shift the blower motor needs to start cleanly and run efficiently. A weak or failed capacitor causes the motor to hum, overheat, run slowly, or fail to start, leading to weak airflow and higher utility bills. This Carrier-spec capacitor matches the exact microfarad (MFD) and voltage rating your FA4BNF030010AAAA was built around, restoring full motor torque and protecting the windings from damage. Installation is an easy DIY task for anyone comfortable with basic electrical work: cut the power, safely discharge the old capacitor, photograph the wiring, and transfer the leads to the new unit. Most replacements take just 15 to 20 minutes. If discharging a capacitor is outside your comfort zone, call a licensed HVAC technician. Order before 3PM CST and your part ships the same day so airflow is restored fast. Count on genuine OEM Carrier components for lasting reliability.

Compatibility

This part is compatible with Carrier model FA4BNF030010AAAA.

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 Run Capacitor fit my Carrier Model FA4BNF030010AAAA?
Yes. This is the factory-specified OEM run capacitor for the Carrier Model FA4BNF030010AAAA. 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 run capacitor on my Carrier Model FA4BNF030010AAAA?
Difficulty: Easy (20–30 min)
Step 1: Turn off power at breaker. Step 2: Open condensing unit panel. Step 3: Photograph the old capacitor wiring (Common/Herm/Fan). Step 4: Discharge old capacitor with insulated screwdriver. Step 5: Disconnect and remove old capacitor. Step 6: Mount new capacitor, reconnect wires to matching terminals. Step 7: Close panel, restore power, test. Tools: screwdriver, needle-nose pliers.
My AC hums but won’t start. What part do I need?
An AC that hums but won’t start is the classic symptom of a failed capacitor. The capacitor provides the electrical boost to start the compressor. When it fails, you hear humming but the motor can’t overcome inertia. Other symptoms: fan spinning slowly, AC cycling on/off rapidly, or a visibly swollen capacitor. Fix: replace capacitor ($15–$80 DIY, 30 min).
Is this run capacitor 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 run capacitor?
OEM strongly recommended. OEM capacitors have ±6% MFD tolerance vs aftermarket ±10%. The looser tolerance causes motor winding stress, higher temps, and shorter compressor life. Price difference is only $10–$20 — OEM is the clear value choice.
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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