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OEM Carrier Contactor 2-Pole 24V Coil for GC072HSRNXET1XX1
Carrier

OEM Carrier Contactor 2-Pole 24V Coil for GC072HSRNXET1XX1

SKU: CARRIE-GC072HSRNXET1XX1-CONTACTOR-HN52TC040 Brand: Carrier

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Texas CMBL #19328542014
SAM.gov Registered
Govt POs Accepted

OEM Carrier Contactor 2-Pole 24V Coil for Model GC072HSRNXET1XX1

This is the factory-specified OEM contactor (part number HN52TC040) for the Carrier GC072HSRNXET1XX1 system. The contactor is a high-voltage relay that receives a low-voltage (24V) signal from the thermostat and closes the circuit to supply line voltage 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 system will not respond to a cooling call, leaving you with a blower running indoors but no compressor operation outdoors. In some cases, a welded contactor can cause the outdoor unit to run continuously even when the thermostat is satisfied.

  • Specs: 2-pole configuration | 24V AC coil | Rated for high-amperage load switching | Factory-matched to OEM electrical tolerances for the GC072HSRNXET1XX1 platform
  • OEM vs Generic: OEM contactors use silver-alloy contact tips engineered to Carrier's exact load specifications. Generic contactors frequently use inferior contact materials that pit and weld prematurely, increasing the risk of compressor damage or a no-cool callback within a single season.
  • Install Difficulty: 2/5 — Turn off power at both the disconnect box and breaker panel before beginning. Tools needed: flat-head and Phillips screwdrivers, needle-nose pliers, multimeter, and a camera or phone to photograph wiring before removal. Transfer wires one at a time to avoid miswiring. Verify coil voltage and pole count match before powering up.
  • Warranty: 1-year OEM factory warranty. Orders placed before cutoff ship same business day from our stocked warehouse.

Compatibility: Designed specifically for the Carrier GC072HSRNXET1XX1. Always verify pole count, coil voltage (24V), and amperage rating against your unit's data plate before ordering. Our fitment team is available to confirm compatibility prior to purchase — just reach out with your model and serial number. 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 GC072HSRNXET1XX1?
Yes. This is the factory-specified OEM contactor for the Carrier GC072HSRNXET1XX1. 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 GC072HSRNXET1XX1?
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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