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OEM Carrier Contactor C50A405052 Replacement for Model C50A405052

SKU: carrier-contactor-c50a405052 Brand: Carrier
$59.95

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

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OEM Carrier Contactor C50A405052 Replacement for Model C50A405052

The Carrier C50A405052 contactor is the OEM electromechanical switch that routes high voltage to your air conditioning compressor and condenser fan. A low-voltage coil energizes to close the contacts when cooling is requested and releases to open them afterward, controlling every cooling cycle. Worn contacts that arc and pit are a frequent culprit behind no-start conditions, humming units, and systems that won't cycle off, making the contactor a high-value replacement part. This unit is built to genuine OEM specifications for Carrier model C50A405052, matching the original amp rating, coil voltage, and number of poles for a precise, trouble-free fit. Installation is a moderate task: turn off power at the disconnect, snap a photo of the wiring, move each conductor individually to the new contactor, and mount it in about 20 minutes. All orders placed before 3PM CST ship the same day so your system is back to cooling quickly. Trust authentic OEM parts for reliable switching, accurate ratings, and a service life that outlasts cheap aftermarket alternatives.

Compatibility

This part is compatible with Carrier model C50A405052.

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 C50A405052?
Yes. This is the factory-specified OEM contactor for the Carrier Model C50A405052. 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 C50A405052?
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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