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OEM Carrier Spark Electrode Ignitor 48VL400002 for PY3GEAA42090NA
Carrier

OEM Carrier Spark Electrode Ignitor 48VL400002 for PY3GEAA42090NA

SKU: CARRIE-PY3GEAA42090NA-IGNITER-48VL400002 Brand: Carrier
✓ Guaranteed to fit PY3GEAA42090NA — or your money back. Terms

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Texas CMBL #19328542014
SAM.gov Registered
Govt POs Accepted

OEM Carrier Spark Electrode Ignitor 48VL400002 for Model PY3GEAA42090NA

This OEM spark electrode ignitor is the factory-specified replacement for the Carrier PY3GEAA42090NA packaged gas unit. The ignitor generates the high-voltage spark that ignites the gas burner during each heating cycle. When it fails or degrades, the control board will attempt ignition, detect no flame, and lock out the unit — leaving you with no heat. Common symptoms include repeated ignition lockout faults, a visible cracked or fouled electrode tip, and error codes on the control board indicating ignition failure.

  • OEM Part Number: 48VL400002 | Current Superseding Part: 50HJ403022 | Genuine Carrier Factory Authorized Part | Spark electrode-type ignition assembly with integral bracket and lead wire
  • OEM vs Generic: OEM electrodes are manufactured to exact gap, ceramic insulator grade, and wire length specifications for the PY3GEAA42090NA. Off-brand electrodes frequently have inconsistent spark gaps and lower-grade insulators, leading to misfires, carbon tracking, and repeat failures.
  • Install Difficulty: 2/5 — Shut off gas supply and 24V control power before starting. Tools needed: 1/4" and 5/16" nut drivers, needle-nose pliers, a flashlight. Photograph or label the lead wire routing before disconnecting. Handle the ceramic insulator carefully — avoid any contact with oils from bare hands.
  • Warranty: 1-year OEM factory warranty against manufacturing defects. In-stock and ships same business day from our warehouse.

Compatibility: Designed for the Carrier PY3GEAA42090NA packaged gas/electric rooftop unit. Note that OEM part number 48VL400002 has been superseded by Carrier part number 50HJ403022, which is the current factory replacement shipped for this application. Verify your existing electrode assembly matches before installation. Have questions about fitment? Our HVAC parts specialists verify compatibility before every order — reach out before you buy.

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 Igniter fit my Carrier PY3GEAA42090NA?
Yes. This is the factory-specified OEM igniter for the Carrier PY3GEAA42090NA. 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 igniter on my Carrier PY3GEAA42090NA?
Difficulty: Medium (20–30 min)
Step 1: Turn off power and gas. Step 2: Open furnace panel. Step 3: Locate igniter near burners. Step 4: Disconnect two-wire plug. Step 5: Remove mounting screw. Step 6: Install new igniter — do NOT touch element with fingers. Step 7: Reconnect, close panel, restore power/gas.
My furnace won’t ignite. What part is bad?
Furnace won’t ignite after the draft inducer runs = failed igniter. The hot surface igniter should glow bright orange within 60 seconds. No glow = cracked/burned out. Weak glow = degrading. Average lifespan: 3–7 years. Replacement: $15–$40 DIY.
Is this igniter 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 igniter?
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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