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OEM Carrier 2-Pole 24V Coil Definite Purpose Contactor for C4850C50ZN040600 | National HVAC Parts
Carrier

OEM Carrier 2-Pole 24V Coil Definite Purpose Contactor for C4850C50ZN040600 | National HVAC Parts

SKU: CARRIE-C4850C50ZN040600-CONTACTOR-HN53CB115 Brand: Carrier

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Texas CMBL #19328542014
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Govt POs Accepted

OEM Carrier 2-Pole Contactor for Model C4850C50ZN040600

This is the factory OEM replacement contactor for the Carrier C4850C50ZN040600 packaged unit. The contactor is a high-voltage relay controlled by your thermostat's 24V signal — when the thermostat calls for cooling, the contactor closes and delivers line voltage to the compressor and condenser fan motor. A failed contactor is one of the most common causes of an air conditioning system that simply won't turn on, hums without starting, or runs continuously without shutting off. OEM part numbers HN53CB115 and HN53HF122 are the factory-specified replacements for this unit.

  • Specs: 2-pole configuration | 24V coil voltage | Factory-rated amperage for Carrier packaged unit application | Direct OEM replacement — no wiring modifications required
  • OEM vs Generic: OEM contactors use silver-alloy contact tips rated to factory arc-interrupt specifications. Generic contactors often use inferior contact materials that pit and weld prematurely, causing the unit to run continuously or fail to start within one to two seasons.
  • Install difficulty: 2/5 — Always disconnect power at the disconnect box and verify zero voltage with a multimeter before touching any terminals. Tools needed: flathead and Phillips screwdrivers, 1/4" nut driver, needle-nose pliers, multimeter. Photograph all wiring before disconnecting the old contactor.
  • Warranty: 1-year OEM factory warranty against defects in materials and workmanship. Orders placed before cutoff ship same business day from our warehouse.

Compatibility: Designed specifically for the Carrier C4850C50ZN040600 packaged unit. Cross-references OEM part numbers HN53CB115 and HN53HF122. Always verify coil voltage and pole configuration on your unit's data plate before ordering. Our fitment team is available to confirm compatibility — reach out before you buy if you have any questions.

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

Frequently Asked Questions

Does this Contactor fit my Carrier C4850C50ZN040600 | National HVAC Parts?
Yes. This is the factory-specified OEM contactor for the Carrier C4850C50ZN040600 | National HVAC Parts. 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 C4850C50ZN040600 | National HVAC Parts?
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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