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Carrier

OEM Carrier Contactor C48A502011 for Model C48A502011

SKU: carrier-contactor-c48a502011 Brand: Carrier
$74.95

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

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OEM Carrier Contactor C48A502011 for Model C48A502011

The OEM Carrier contactor (C48A502011) is the heavy-duty switch that routes line voltage to your compressor and condenser fan motor. On a cooling call from the thermostat, the 24V coil energizes and closes the contacts to start the outdoor unit, then releases them when the demand is met. Over time, contacts can pit, burn, or weld shut, leaving you with a unit that buzzes but won't start, short-cycles, or trips the breaker. Manufactured to the exact factory specification for Carrier model C48A502011, this genuine OEM contactor is a direct replacement that restores dependable switching with no rewiring required. Installation is a moderate task for handy homeowners and HVAC techs: shut off power at the disconnect first, move each wire one at a time to its matching terminal, and verify the coil voltage matches your original part. Authentic Carrier construction guarantees correct contact ratings and long life. We stock this contactor and ship same-day on orders placed before 3PM CST, minimizing your system downtime during the cooling season.

Compatibility

This part is compatible with Carrier model C48A502011.

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 C48A502011?
Yes. This is the factory-specified OEM contactor for the Carrier Model C48A502011. 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 C48A502011?
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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