What MFD capacitor do I need for my Carrier AC?

The correct replacement for Carrier model Furnace Model GA1AAD048085AAJA is this exact part. It is the factory-specified replacement with exact OEM specifications. Using a part with different specifications can cause equipment damage or void your warranty. You can verify this by checking the data plate on your Carrier equipment which lists the model number Furnace Model GA1AAD048085AAJA.

My AC hums but will not start. What part do I need?

An AC that hums but will not start is the classic symptom of a failed capacitor. The capacitor provides the electrical boost needed to start the compressor and fan motors. When it fails, you hear the hum of the motor trying to start but it cannot overcome inertia. Other symptoms include the fan spinning slowly, the AC cycling on and off rapidly, or a visibly swollen or leaking capacitor. Replacement cost: $15 to $80 for the part, DIY in 30 minutes.

Is this run capacitor compatible with Bryant or Payne systems too?

Many Carrier parts are cross-compatible with Bryant and Payne systems since all three brands are manufactured by Carrier Global Corporation. The same physical part is often used across multiple brand labels with different model numbers. To verify cross-compatibility, check your Bryant or Payne equipment service manual for cross-compatible part numbers, or contact info@nationalhvacparts.com with your model number for confirmation.

Carrier

OEM Carrier Run Capacitor for Furnace Model GA1AAD048085AAJA

Name: OEM Carrier Run Capacitor for Furnace Model GA1AAD048085AAJA
Brand: Carrier
SKU: carrier-run-capacitor-ga1aad048085aaja
Price: 34.95 USD
Availability: InStock

SKU: carrier-run-capacitor-ga1aad048085aaja Brand: Carrier

$34.95

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 for Furnace Model GA1AAD048085AAJA

This genuine OEM Carrier run capacitor supports the blower and inducer motors on the GA1AAD048085AAJA gas furnace by supplying the steady phase-shifted current they need for smooth, efficient operation. It releases stored energy on each cycle to keep the motor spinning at full torque and maintain correct airflow across the heat exchanger. A degraded or swollen capacitor leads to hard starts, motor overheating, humming, or a blower that won't run, causing weak heating and nuisance limit trips. This affordable replacement frequently revives a motor that seems failed and helps prevent costly motor damage. Built to match the original microfarad and voltage ratings, it fits the GA1AAD048085AAJA exactly with no modifications. Installation is a beginner-friendly job of about 15 minutes using a screwdriver and nut driver. Always discharge the old capacitor and cut power before touching the terminals to avoid electric shock. This part is in stock and ships same-day on orders placed before 3PM CST.

Compatibility

This part is compatible with Carrier model GA1AAD048085AAJA.

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 Furnace Model GA1AAD048085AAJA?

Yes. This is the factory-specified OEM run capacitor for the Carrier Furnace Model GA1AAD048085AAJA. 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 Furnace Model GA1AAD048085AAJA?

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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OEM Carrier Run Capacitor for Furnace Model GA1AAD048085AAJA

OEM Carrier Run Capacitor for Furnace Model GA1AAD048085AAJA

Compatibility

Shipping

Shipping Information

Return Policy

Frequently Asked Questions