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OEM Carrier 2-Pole Contactor 40A 24V for TCHC0250HEFMRAF602
Carrier

OEM Carrier 2-Pole Contactor 40A 24V for TCHC0250HEFMRAF602

SKU: CARRIE-TCHC0250HEFMRAF602-CONTACTOR-HN52TC040 Brand: Carrier
✓ Guaranteed to fit TCHC0250HEFMRAF602 — or your money back. Terms

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Texas CMBL #19328542014
SAM.gov Registered
Govt POs Accepted

OEM Carrier 2-Pole Contactor 40 Amp 24V Coil — HN52TC040 for Model TCHC0250HEFMRAF602

This is the genuine OEM Carrier contactor (part number HN52TC040), the factory-specified replacement for the Carrier TCHC0250HEFMRAF602 system. The contactor is a high-voltage relay that acts as the main electrical switch between your thermostat's 24V control signal and the high-voltage power feeding the compressor and condenser fan motor. When the thermostat calls for cooling, the 24V coil energizes and pulls in the contacts to complete the high-voltage circuit. When the contactor fails, the most common symptoms are an outdoor unit that won't start at all, a compressor that won't engage despite the thermostat calling for cooling, or visible pitting and burning on the contact points.

  • Specs: 2-Pole | 40 FLA (Full Load Amps) | 24V 50/60Hz coil | OEM part number HN52TC040 — direct factory-matched replacement
  • OEM vs Generic: This is a genuine Carrier OEM contactor, manufactured to exact factory tolerances. Generic contactors may use lower-grade contact materials that pit and weld prematurely, leading to compressor failure or stuck-on operation. OEM ensures correct coil resistance, contact rating, and terminal geometry for a true drop-in fit.
  • Install difficulty: 2/5 — Shut off power at the disconnect and breaker before proceeding. Tools needed: flathead and Phillips screwdrivers, needle-nose pliers, multimeter. Photograph all wiring before removal. Transfer wires one at a time to the new contactor to avoid miswiring. Verify coil draws in fully when 24V is applied before closing the panel.
  • Warranty: 1-year OEM factory warranty against defects. Ships same business day from our warehouse when ordered before cutoff.

Compatibility: Designed as a direct OEM replacement for the Carrier TCHC0250HEFMRAF602. Verify your existing contactor's pole count (2-pole), amperage (40A), and coil voltage (24V) against your unit's data plate before ordering. Our fitment team is available to confirm compatibility prior to purchase — order with confidence and get your system back online today.

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 TCHC0250HEFMRAF602?
Yes. This is the factory-specified OEM contactor for the Carrier TCHC0250HEFMRAF602. 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 TCHC0250HEFMRAF602?
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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