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OEM Carrier Contactor C4850C50AY05051 Replacement HVAC Part

SKU: carrier-contactor-c4850c50ay05051 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 C4850C50AY05051 Replacement HVAC Part

Keep your Carrier system cooling reliably with this genuine OEM contactor (C4850C50AY05051), the relay-style switch that closes the power circuit to the compressor and outdoor fan motor when the thermostat calls for cooling. It is matched precisely to the coil voltage, contact rating, and terminal layout of Carrier model C4850C50AY05051, delivering a true replacement fit and consistent, chatter-free operation. Buzzing, sticking, or arcing contacts are telltale signs of a worn contactor that can leave a unit dead, humming, or cycling erratically, and a fresh OEM part restores normal function. The repair is low-difficulty for a trained technician: disconnect power, snap a photo of the wiring, move each lead to the identical terminal, and secure the new contactor. Genuine OEM parts give you the exact footprint and dependable service life that generic replacements often lack. We stock this contactor and ship same-day on orders placed before 3PM CST. Our HVAC specialists are happy to confirm compatibility with your equipment before you order.

Compatibility

This part is compatible with Carrier model C4850C50AY05051.

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 OEM Carrier Contactor C4850C50AY05051 Replacement HVAC Part?
Yes. This is the factory-specified OEM contactor for the Carrier OEM Carrier Contactor C4850C50AY05051 Replacement HVAC Part. 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 OEM Carrier Contactor C4850C50AY05051 Replacement HVAC Part?
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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