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OEM Carrier 2-Pole 30A 24V Coil Definite Purpose Contactor for C48A506011 | National HVAC Parts
Carrier

OEM Carrier 2-Pole 30A 24V Coil Definite Purpose Contactor for C48A506011 | National HVAC Parts

SKU: CARRIE-C48A506011-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 C48A506011

This OEM replacement contactor is the factory-specified high-voltage switching relay for the Carrier C48A506011 packaged unit. The contactor acts as the critical bridge between your 24V thermostat control signal and the 240V power feeding the compressor and condenser fan motor. When the contactor fails — due to burned or pitted contacts, a welded-shut plunger, or a failed coil — your system will either refuse to turn on at all, run continuously without shutting off, or exhibit erratic cycling behavior. Replaces OEM part numbers HN53CB115, HN53CD115, and HN53HF122.

  • Specs: 2-pole configuration | 24V AC coil | 30A contact rating | 240V power circuit | Direct OEM drop-in replacement with factory-matched coil pull-in voltage and contact gap
  • OEM vs Generic: OEM Carrier contactors use silver-alloy contact tips rated for thousands of switching cycles. Generic contactors frequently use lower-grade contacts that pit and weld prematurely, leading to repeat failures within a single cooling season.
  • Install difficulty: 2/5 — Disconnect all power at the breaker and verify zero voltage with a multimeter before beginning. Tools needed: 1/4" and 5/16" nut drivers, flat-head screwdriver, multimeter. Photograph all wiring connections before removing the old contactor to ensure correct reinstallation of line, load, and coil terminals.
  • Warranty: 1-year OEM factory warranty. Orders placed before 3PM EST ship same business day from our climate-controlled parts warehouse.

Compatibility: Designed for the Carrier C48A506011 packaged unit. Cross-references OEM part numbers HN53CB115, HN53CD115, and HN53HF122 — verify your existing contactor's pole count, coil voltage, and amperage rating against your unit's data plate before ordering. Our parts specialists are available to confirm fitment before you buy.

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 C48A506011 | National HVAC Parts?
Yes. This is the factory-specified OEM contactor for the Carrier C48A506011 | 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 C48A506011 | 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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