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Carrier

OEM Carrier Contactor C48A502052 for Model C48A502052

SKU: carrier-contactor-c48a502052 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 C48A502052 for Model C48A502052

This OEM Carrier contactor (C48A502052) is the line-voltage switch that energizes your compressor and outdoor fan motor on demand. When the thermostat calls for cooling, the 24V coil closes the contacts to start the condensing unit, then releases them to shut it down when cooling is satisfied. Burnt, welded, or pitted contacts are a top cause of an AC that hums but won't start, cycles on and off rapidly, or trips its breaker. Made to the exact factory specification for Carrier model C48A502052, this genuine OEM contactor is a direct replacement that restores dependable, safe switching with no rewiring tricks. Installation is a moderate task for handy homeowners and pros alike: cut all power at the disconnect, transfer each wire to its matching terminal one at a time, and confirm coil voltage and amp rating before powering up. Authentic Carrier construction means correct ratings and a long service life. The part is in stock and ships same-day on orders placed before 3PM CST, so you can get your system cooling again as fast as possible.

Compatibility

This part is compatible with Carrier model C48A502052.

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 C48A502052?
Yes. This is the factory-specified OEM contactor for the Carrier Model C48A502052. 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 C48A502052?
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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