Same-day shipping before 3PM CST · 35,000+ OEM Parts · Texas CMBL & SAM.gov Registered · Government POs Accepted

Menu

Home Shop All Account Cart
OEM Carrier Contactor 2-Pole 24V Coil for C4850C50AY04111
Carrier

OEM Carrier Contactor 2-Pole 24V Coil for C4850C50AY04111

SKU: CARRIE-C4850C50AY04111-CONTACTOR-HN53CB115 Brand: Carrier

OEM Guaranteed

Same-Day Ship

30-Day Returns

Secure Checkout

Texas CMBL #19328542014
SAM.gov Registered
Govt POs Accepted

OEM Carrier 2-Pole Contactor HN53CB115 for Model C4850C50AY04111

This is the OEM factory-specified contactor (part number HN53CB115) for the Carrier C4850C50AY04111 packaged unit. The contactor is a high-voltage relay that receives a 24V signal from the control board or thermostat and switches line-voltage power to the compressor and condenser fan motor. When the contactor fails — due to pitted or burned contacts, a stuck plunger, or a failed coil — the most common symptoms are an air conditioner that won't turn on at all, a compressor that fails to energize despite the thermostat calling for cooling, or a unit that runs continuously without cycling off.

  • Specs: 2-pole configuration | 24V coil voltage | Rated for line-voltage compressor and condenser fan loads | Direct OEM replacement for part number HN53CB115
  • OEM vs Generic: This OEM contactor meets Carrier's exact contact rating, coil pull-in voltage, and contact gap specifications. Generic contactors may use lower-grade contact materials that pit faster under load, leading to premature failure and potential compressor damage.
  • Install Difficulty: 3/5 — Always disconnect power at the disconnect box and verify zero voltage with a multimeter before touching any wiring. Tools needed: flathead and Phillips screwdrivers, 1/4" nut driver, needle-nose pliers, multimeter. Photograph all wiring connections before removal.
  • Warranty: 1-year OEM factory warranty. Ships same business day from our climate-controlled warehouse when ordered before 3PM local time.

Compatibility: Designed specifically for the Carrier C4850C50AY04111 packaged unit. Verify OEM part number HN53CB115 against your unit's data plate or existing contactor label before ordering. Our technical team is available to confirm fitment — don't guess on a high-voltage switching component. Order today and ship the same day.

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 C4850C50AY04111?
Yes. This is the factory-specified OEM contactor for the Carrier C4850C50AY04111. 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 C4850C50AY04111?
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.
Home Shop Search Account Cart
Fitment Guaranteed
MR
Mike Rivera
HVAC Parts Specialist — Online