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OEM Carrier 2-Pole 30A 24V Coil Definite Purpose Contactor for C4850C50Z2090110 — Ships Today
Carrier

OEM Carrier 2-Pole 30A 24V Coil Definite Purpose Contactor for C4850C50Z2090110 — Ships Today

SKU: CARRIE-C4850C50Z2090110-CONTACTOR-HN53CB115 Brand: Carrier

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Texas CMBL #19328542014
SAM.gov Registered
Govt POs Accepted

OEM Carrier 2-Pole Contactor for Model C4850C50Z2090110 Packaged Unit

This OEM replacement contactor is the factory-specified part for the Carrier C4850C50Z2090110 packaged unit. The contactor functions as a high-voltage relay, switching power to the compressor and condenser fan motor when the thermostat calls for cooling. When the contactor fails — due to pitted contacts, a stuck plunger, or a burned coil — the system will either refuse to start entirely, run continuously without cycling off, or trip the breaker repeatedly. Replacing a failed contactor restores proper high-voltage switching and protects your compressor from damaging voltage irregularities.

  • Specs: 2-Pole configuration | 24V control coil voltage | Replaces OEM part numbers HN53CB115, HN53HF122, and HN53HG120 | Factory-matched contact rating for Carrier C48 series packaged units
  • OEM vs Generic: OEM contactors use silver-alloy contacts rated to factory arc-interruption standards. Generic contactors often use lower-grade contact material that pits faster under load, leading to premature failure and potential compressor damage.
  • Install difficulty: 3/5 — Disconnect all power and verify zero voltage with a multimeter before proceeding. Tools needed: flathead and Phillips screwdrivers, 1/4" nut driver, needle-nose pliers, multimeter. Photograph all wiring connections before removing the old contactor. Transfer wires one at a time to avoid miswiring.
  • Warranty: 1-year OEM factory warranty against defects in materials and workmanship. Orders placed by 3 PM ship same business day from our climate-controlled warehouse.

Compatibility: Engineered as a direct OEM replacement for Carrier model C4850C50Z2090110. This contactor supersedes part numbers HN53CB115, HN53HF122, and HN53HG120 — all three legacy part numbers are fulfilled by this current OEM replacement. Verify coil voltage and pole configuration on your unit's data plate before ordering. Our fitment team is available to confirm compatibility prior to purchase — same-day shipping ensures you're back up and running fast.

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 C4850C50Z2090110 — Ships Today?
Yes. This is the factory-specified OEM contactor for the Carrier C4850C50Z2090110 — Ships Today. 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 C4850C50Z2090110 — Ships Today?
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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