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Carrier

OEM Carrier Contactor CSA1000M5J for Model CSA1000M5J

SKU: carrier-contactor-csa1000m5j Brand: Carrier
$34.95

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

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OEM Carrier Contactor CSA1000M5J for Model CSA1000M5J

Keep your Carrier system switching on cleanly every cycle with this genuine OEM contactor, part CSA1000M5J. The contactor is the heavy-duty relay that sends power to the compressor and condenser fan motor whenever your thermostat calls for cooling, so a sound contactor is essential for reliable starts and trouble-free operation. Made to Carrier's factory specifications, it provides the precise coil voltage and contact amperage rating your unit requires, resisting the pitting and welding that cause generic contactors to fail prematurely. It is a direct replacement for Carrier model CSA1000M5J, connecting to the existing wiring in the original mounting position. Installation is relatively easy for a licensed HVAC technician, usually taking 20 to 40 minutes after power is shut off and wires are clearly labeled. Swapping a burned or chattering contactor early prevents compressor strain and unexpected breakdowns during peak season. Each contactor is tested before shipment for dependable performance. Order before 3PM CST and your part ships the same day, restoring reliable cooling fast.

Compatibility

This part is compatible with Carrier model CSA1000M5J.

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 CSA1000M5J?
Yes. This is the factory-specified OEM contactor for the Carrier Model CSA1000M5J. 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 CSA1000M5J?
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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