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OEM Carrier Flame Sensor 90° w/ Mounting for PY1PPB048115NBAA
OEM Carrier Flame Sensor 90° w/ Mounting for PY1PPB048115NBAA
OEM Carrier Flame Sensor 90° w/ Mounting for PY1PPB048115NBAA
OEM Carrier Flame Sensor 90° w/ Mounting for PY1PPB048115NBAA
Carrier

OEM Carrier Flame Sensor 90° w/ Mounting for PY1PPB048115NBAA

SKU: CARRIE-PY1PPB048115NBAA-FLAME_SENSOR-48GS400192 Brand: Carrier
✓ Guaranteed to fit PY1PPB048115NBAA — or your money back. Terms

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Texas CMBL #19328542014
SAM.gov Registered
Govt POs Accepted

OEM Carrier Flame Sensor (48GS400192) for Model PY1PPB048115NBAA

This is the factory OEM replacement flame sensor for the Carrier PY1PPB048115NBAA gas furnace. The flame sensor — also called a flame rod — is a critical safety component that uses ionization/rectification technology to detect the presence of a burner flame during each heating cycle. When the control board initiates ignition, the sensor generates a small DC microamp signal confirming combustion. If that signal is absent or too weak (typically due to carbon buildup or a failed rod), the board shuts off the gas valve within 5–8 seconds as a safety measure, causing a no-heat lockout condition. Replacing this part with the correct OEM unit restores proper flame detection and eliminates nuisance lockouts.

  • Part Number: 48GS400192 | 90-degree flame sensor with mounting bracket | Carrier OEM factory specification
  • OEM vs Generic: OEM sensors are calibrated to the exact microamp threshold required by the Carrier control board on the PY1PPB048115NBAA. Off-brand sensors may carry wider tolerances, leading to intermittent lockouts or premature failure.
  • Install Difficulty: 2/5 — Turn off power and gas before servicing. Tools needed: 1/4" nut driver, needle-nose pliers, and a multimeter (to verify microamp signal post-install). Disconnect the single wire connector, remove the mounting screw, swap the sensor, and confirm signal strength at the control board.
  • Warranty: 1-year OEM manufacturer warranty. Ships same business day from our warehouse when ordered before cutoff.

Compatibility: Designed for the Carrier PY1PPB048115NBAA packaged gas furnace unit. Always verify the part number on your existing sensor or the unit's wiring diagram before ordering. Have a fitment question? Our HVAC parts specialists confirm compatibility before you buy — order with confidence and get back to heat fast.

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 PY1PPB048115NBAA?
Yes. This is the factory-specified OEM flame sensor for the Carrier PY1PPB048115NBAA. 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 PY1PPB048115NBAA?
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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