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Carrier

OEM Carrier Contactor C48A404012 for Model C48A404012

SKU: carrier-contactor-c48a404012 Brand: Carrier
$54.95

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

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OEM Carrier Contactor C48A404012 for Model C48A404012

The Carrier C48A404012 contactor is a genuine OEM switching device that manages power delivery to your HVAC system's compressor and outdoor fan motor. When the thermostat calls for cooling, the contactor's electromagnetic coil energizes, drawing the contacts closed to start the condensing unit; when the call ends, it safely opens the circuit. Built to exact Carrier standards, this part is a direct replacement for model C48A404012 and provides reliable, arc-resistant switching even under high-amperage loads. If your unit hums, fails to start, or has burned and pitted contacts, a worn contactor is frequently to blame—this OEM part restores dependable cycling. Replacing it is a manageable task for an experienced DIYer or technician: shut off power at the disconnect, photograph and transfer the wiring, mount the new contactor, and reconnect the leads. The job usually takes 20-30 minutes with basic tools, and you should verify the circuit is de-energized with a multimeter first. This authentic OEM contactor ships same-day when ordered before 3PM CST, so your cooling system is back online fast. Trust genuine Carrier-grade quality for lasting reliability.

Compatibility

This part is compatible with Carrier model C48A404012.

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 Contactor fit my Carrier Model C48A404012?
Yes. This is the factory-specified OEM contactor for the Carrier Model C48A404012. 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 contactor on my Carrier Model C48A404012?
Difficulty: Medium (30–45 min)
Step 1: Turn off breaker. Step 2: Open condensing unit panel. Step 3: Photograph ALL wiring on the contactor. Step 4: Label each wire with tape. Step 5: Disconnect wires and remove old contactor. Step 6: Mount new contactor, reconnect wires matching your photo. Step 7: Restore power and test.
My AC clicks but the compressor won’t turn on. What’s wrong?
Clicking from the outdoor unit without the compressor starting = worn contactor. The contactor sends power to the compressor. When its contacts are pitted, it clicks but can’t make solid contact. Look for: visible pitting/burn marks on the contactor face, intermittent operation, or buzzing.
Is this contactor 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 contactor?
OEM recommended for reliability and warranty compatibility. OEM parts match exact factory specifications for proper fit, performance, and safety. While aftermarket alternatives cost less upfront, the risk of improper fit and reduced lifespan usually makes OEM the better value long-term.
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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