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OEM Carrier Spark Electrode Ignitor 48VL400002 for PY3GPAA42090NA
Carrier

OEM Carrier Spark Electrode Ignitor 48VL400002 for PY3GPAA42090NA

SKU: CARRIE-PY3GPAA42090NA-IGNITER-48VL400002 Brand: Carrier
✓ Guaranteed to fit PY3GPAA42090NA — or your money back. Terms

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Texas CMBL #19328542014
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Govt POs Accepted

OEM Carrier Spark Electrode Ignitor 48VL400002 for Model PY3GPAA42090NA

This OEM spark electrode ignitor is the factory-specified replacement for the Carrier PY3GPAA42090NA packaged gas unit. The ignitor generates the high-voltage spark that ignites the gas burner on each heating call. When it fails, the control board will attempt ignition, detect no flame, and lock out the system — leaving you with a unit that runs its inducer but produces no heat. Common symptoms include repeated ignition lockouts, error codes for ignition failure, and no heat despite the thermostat calling for it.

Note: OEM part number 48VL400002 has been superseded by Carrier part number 50HJ403022. This listing covers both numbers — same factory-spec ignitor assembly, updated part designation.

  • Specs: Spark electrode ignitor assembly | Replaces 48VL400002, 50HJ401430, 50HJ400608 | Compatible with Carrier, Bryant, and Payne packaged gas equipment | Factory-matched electrode gap and ceramic insulator
  • OEM vs Generic: OEM electrodes are manufactured to exact factory gap and ceramic specifications. Off-brand electrodes may produce a weak or inconsistent spark, causing nuisance lockouts and premature control board wear from repeated retry cycles.
  • Install Difficulty: 3/5 — Requires disconnecting the high-voltage ignition wire and removing the burner access panel. Tools needed: 1/4" and 5/16" nut drivers, needle-nose pliers, and a multimeter to verify spark circuit continuity. Always shut off gas supply and disconnect power at the disconnect before servicing. Handle the electrode tip carefully — ceramic insulators are fragile.
  • Warranty: 1-year OEM manufacturer warranty against defects. Orders placed before 3 PM ship same business day from our warehouse.

Compatibility: Designed for the Carrier PY3GPAA42090NA packaged gas/electric unit. Cross-references with successor part 50HJ403022. Verify your existing electrode's mounting bracket configuration and wire harness connector before ordering. Our HVAC parts specialists are available to confirm fitment — contact us before you buy if you have any questions.

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 PY3GPAA42090NA?
Yes. This is the factory-specified OEM igniter for the Carrier PY3GPAA42090NA. 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 PY3GPAA42090NA?
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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