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OEM Carrier Contactor 2-Pole 24V Coil for C4850C50Z8075110 — Ships Today
Carrier

OEM Carrier Contactor 2-Pole 24V Coil for C4850C50Z8075110 — Ships Today

SKU: CARRIE-C4850C50Z8075110-CONTACTOR-HN53CB115 Brand: Carrier

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Texas CMBL #19328542014
SAM.gov Registered
Govt POs Accepted

OEM Carrier 2-Pole Contactor 24V Coil for Model C4850C50Z8075110

This is the factory-specified OEM replacement contactor for the Carrier C4850C50Z8075110 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 sends line voltage to the compressor and condenser fan motor. A failed contactor is one of the most common reasons a packaged unit appears completely unresponsive to cooling calls, or conversely, runs continuously without shutting off. Symptoms include the system not starting, chattering or buzzing from the control panel, or visible pitting and burning on the contact points.

  • Specs: 2-Pole configuration | 24V AC coil voltage | Rated for high-amperage compressor loads | Replaces OEM part numbers HN53CB115, HN53HF122, and HN53HG120 — factory-matched for direct drop-in replacement
  • OEM vs Generic: This OEM contactor uses factory-spec contact materials and coil windings, ensuring proper pull-in voltage and long contact life. Aftermarket contactors frequently use lower-grade silver-alloy contacts that pit faster under compressor inrush current, leading to premature failure within one to two seasons.
  • Install difficulty: 3/5 — Requires disconnecting line voltage at the disconnect box and verifying zero voltage with a multimeter before proceeding. Tools needed: flathead and Phillips screwdrivers, needle-nose pliers, multimeter, wire labels or tape. Photograph all wiring connections before removal. Line-voltage terminals carry 208–240V — always confirm power is off.
  • Warranty: 1-year OEM factory warranty against defects. Orders placed before cutoff ship same business day from our warehouse.

Compatibility: Designed for the Carrier C4850C50Z8075110 packaged unit. This contactor cross-references OEM part numbers HN53CB115, HN53HF122, and HN53HG120 — verify coil voltage and pole configuration on your unit's data plate before ordering. Not sure it fits? Our HVAC parts specialists verify fitment before you purchase. In stock and ready to ship 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 $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 C4850C50Z8075110 — Ships Today?
Yes. This is the factory-specified OEM contactor for the Carrier C4850C50Z8075110 — 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 C4850C50Z8075110 — 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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