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OEM Carrier Flame Sensor 48GS400192 for PY2PNB048115AA
OEM Carrier Flame Sensor 48GS400192 for PY2PNB048115AA
OEM Carrier Flame Sensor 48GS400192 for PY2PNB048115AA
OEM Carrier Flame Sensor 48GS400192 for PY2PNB048115AA
Carrier

OEM Carrier Flame Sensor 48GS400192 for PY2PNB048115AA

SKU: CARRIE-PY2PNB048115AA-FLAME_SENSOR-48GS400192 Brand: Carrier
✓ Guaranteed to fit PY2PNB048115AA — or your money back. Terms

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Texas CMBL #19328542014
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OEM Carrier Flame Sensor 48GS400192 for Model PY2PNB048115AA

This is the factory OEM replacement flame sensor (part number 48GS400192) for the Carrier PY2PNB048115AA packaged unit. The flame sensor is a critical safety and combustion-proving component — it generates a small microamp current when bathed in the burner flame, signaling the control board that ignition has been successfully established. When the sensor fails or becomes coated with oxidation, the control board cannot confirm a live flame and will shut off the gas valve within 5 to 8 seconds of ignition as a safety lockout. The result: your unit lights briefly, then shuts down, and you are left with no heat.

  • Specs: OEM part number 48GS400192 | Single-rod flame-sensing design | Factory-matched microamp output | Gasket seal included
  • OEM vs Generic: This OEM sensor is manufactured to exact Carrier tolerances for microamp output and rod geometry. Aftermarket sensors can produce out-of-range microamp readings, causing nuisance lockouts or, worse, failing to shut off the gas in a true no-flame condition.
  • Install Difficulty: 2/5 — Turn off power and gas before servicing. Tools needed: 1/4" hex driver or nut driver, fine steel wool or emery cloth (to lightly clean rod if reusing), and a multimeter capable of reading microamps to verify operation. Photograph existing wiring before disconnecting.
  • Warranty: 1-year OEM manufacturer warranty against defects. In-stock and ships same business day from our warehouse.

Compatibility: Designed as the direct OEM replacement for Carrier model PY2PNB048115AA. Always confirm the part number on your existing sensor or unit data plate before ordering. Our HVAC parts specialists are available to verify fitment — contact us before you buy if you have any questions. Order today for same-day shipping.

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 $99
  • 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 Flame Sensor fit my Carrier PY2PNB048115AA?
Yes. This is the factory-specified OEM flame sensor for the Carrier PY2PNB048115AA. 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 PY2PNB048115AA?
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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Mike Rivera
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