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Carrier

OEM Carrier Flame Sensor for Model CGH12520D Gas Furnace Unit

SKU: carrier-undefined-cgh12520d Brand: Carrier
$24.95

Order before 3PM CST — ships same day.
Standard delivery 2-5 business days. Express options at checkout.

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OEM Carrier Flame Sensor for Model CGH12520D Gas Furnace Unit

This genuine OEM Carrier flame sensor confirms that the burners have ignited on your CGH12520D gas furnace and tells the control board it's safe to keep the gas valve open. The sensor generates a tiny rectified current in the presence of flame; when that signal weakens from oxidation or wear, the furnace locks out and shuts down, leaving you with no heat. A new OEM sensor restores a strong, reliable flame signal and eliminates nuisance lockouts and short cycling. Built to Carrier's exact rod length and mounting specifications, it fits the CGH12520D perfectly without bending or adaptation. Installation is one of the easiest furnace repairs: turn off power and gas, remove the single mounting screw, slide out the old sensor, transfer the wire, and seat the new one. Most homeowners finish in 10 to 15 minutes. Genuine Carrier sensing keeps ignition reliable and your heat dependable through the season. This part is in stock right now — order before 3PM CST and it ships the same day.

Compatibility

This part is compatible with Carrier model CGH12520D.

Shipping

Same-day shipping before 3 PM CST. 30-day returns on uninstalled parts.

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 support@nationalhvacparts.com to initiate a return
  • Refunds processed within 5-7 business days

Frequently Asked Questions

Does this flame_sensor fit my Carrier Model CGH12520D Gas Furnace Unit?
Yes. This is the factory-specified OEM flame_sensor for the Carrier Model CGH12520D Gas Furnace Unit. 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 flame_sensor on my Carrier Model CGH12520D Gas Furnace Unit?
Difficulty: Easy (10–15 min)
Step 1: Turn off power/gas. Step 2: Open furnace panel. Step 3: Locate flame sensor rod near burners. Step 4: Remove single mounting screw. Step 5: Clean rod with 400-grit sandpaper until shiny (or replace). Step 6: Reinstall and tighten. Most common furnace repair — saves $150–$300 vs technician.
My furnace lights then shuts off after a few seconds. Why?
Furnace lights then shuts off after 3–10 seconds = dirty flame sensor in 90% of cases. The sensor can’t detect flame through oxidation buildup. Fix: clean with 400-grit sandpaper (free, 15 min). If cleaning doesn’t work, replace the sensor.
Is this flame_sensor 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 flame_sensor?
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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