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OEM Carrier Contactor 2-Pole 24V Coil for TCHC0250HEFMRAFA02
Carrier

OEM Carrier Contactor 2-Pole 24V Coil for TCHC0250HEFMRAFA02

SKU: CARRIE-TCHC0250HEFMRAFA02-CONTACTOR-HN52TC040 Brand: Carrier
✓ Guaranteed to fit TCHC0250HEFMRAFA02 — or your money back. Terms

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Texas CMBL #19328542014
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Govt POs Accepted

OEM Carrier Contactor HN52TC040 for Model TCHC0250HEFMRAFA02

This is the factory-specified OEM contactor for the Carrier TCHC0250HEFMRAFA02 commercial HVAC unit. The contactor is a high-voltage relay that controls the flow of line-voltage power to the compressor and condenser fan motor. When your thermostat calls for cooling, the 24V control circuit energizes the contactor coil, pulling in the contacts and completing the high-voltage circuit. A failed contactor is one of the most common causes of an air conditioner that hums but won't start, trips a breaker repeatedly, or simply refuses to respond to thermostat commands — making this an essential service part to have on hand.

  • Specs: OEM Part # HN52TC040 | 2-Pole configuration | 24V AC coil voltage | Factory-matched contact rating for reliable high-voltage switching
  • OEM vs Generic: This OEM contactor meets Carrier's exact electrical specifications, including contact gap, coil pull-in voltage, and current rating. Generic alternatives frequently use lower-grade contact materials that pit and arc more rapidly, shortening service life and risking compressor damage.
  • Install Difficulty: 2/5 — Always shut off power at both the disconnect and the breaker panel before servicing. Tools needed: flathead and Phillips screwdrivers, needle-nose pliers, multimeter. Photograph all wiring connections before disconnecting. Replacement typically takes 20–30 minutes for an experienced technician.
  • Warranty: 1-year OEM factory warranty. In-stock units ship same business day when ordered before 3 PM.

Compatibility: Designed as a direct OEM replacement for the Carrier TCHC0250HEFMRAFA02. Always verify your unit's data plate and existing contactor specifications (pole count, coil voltage, and amperage rating) before ordering. Our HVAC parts specialists are available to confirm fitment — contact us before you order if you have any questions. Order now and get same-day shipping from our warehouse.

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 $99
  • 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 info@nationalhvacparts.com to initiate a return
  • Refunds processed within 5-7 business days

Frequently Asked Questions

Does this Contactor fit my Carrier TCHC0250HEFMRAFA02?
Yes. This is the factory-specified OEM contactor for the Carrier TCHC0250HEFMRAFA02. 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 TCHC0250HEFMRAFA02?
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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Mike Rivera
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