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OEM Carrier Flame Sensor LH680534 for GB1AAV048075AAJA
Carrier

OEM Carrier Flame Sensor LH680534 for GB1AAV048075AAJA

SKU: carrier-undefined-gb1aav048075aaja Brand: Carrier
$18.95

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 LH680534 for GB1AAV048075AAJA

This OEM Carrier flame sensor (part LH680534) is the thin metal rod that confirms a flame on your GB1AAV048075AAJA furnace, signaling the control board that it's safe to hold the gas valve open. When oxidation builds up on the rod, your furnace ignites for a few seconds then shuts down and retries — the textbook short-cycling no-heat symptom. Light buildup can be cleaned, but a pitted, burned, or cracked sensor needs replacement to deliver a steady flame signal. This genuine Carrier sensor produces the exact microamp current your board requires, eliminating the false flame-loss lockouts that cheap aftermarket rods commonly cause. It installs with a single screw in the original spot and plugs into the existing lead. Installation is easy — shut off power, remove one screw, disconnect the wire, and fit the new sensor without touching the rod with bare fingers. Most homeowners finish in 10 to 15 minutes. Since this is a common maintenance item, keeping a spare avoids a cold-night scramble. Order before 3PM CST and your flame sensor ships same-day.

Compatibility

This part is compatible with Carrier model GB1AAV048075AAJA.

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 GB1AAV048075AAJA?
Yes. This is the factory-specified OEM flame_sensor for the Carrier GB1AAV048075AAJA. 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 GB1AAV048075AAJA?
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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