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OEM Carrier Spark Electrode Ignitor Assembly for PY4GEAA48090AA
Carrier

OEM Carrier Spark Electrode Ignitor Assembly for PY4GEAA48090AA

SKU: CARRIE-PY4GEAA48090AA-IGNITER-48VL400002 Brand: Carrier
✓ Guaranteed to fit PY4GEAA48090AA — or your money back. Terms

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Texas CMBL #19328542014
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Govt POs Accepted

OEM Carrier Spark Electrode Ignitor Assembly 48VL400002 for Model PY4GEAA48090AA

This OEM spark electrode ignitor assembly is the factory-specified replacement for the Carrier PY4GEAA48090AA packaged gas/electric unit. The ignitor generates the high-voltage spark that ignites the gas burner on every call for heat. When it fails, the control board typically attempts ignition one to three times before locking out the system — leaving you with a blinking fault code, a cold building, and a blower running with no heat output. Note: OEM part number 48VL400002 has been superseded by Carrier part 50HJ403022, which is the current factory-authorized direct replacement and is what ships with this listing.

  • Specs: Spark electrode (2-rod) design | Ceramic body construction | Includes mounting bracket | Approx. 4.25″ L × 2.95″ W × 1.75″ H | ~0.095 lb | Factory-matched OEM fitment
  • OEM vs Generic: OEM electrodes maintain precise gap geometry and ceramic insulation ratings to factory spec. Aftermarket igniters often use inferior ceramics prone to cracking under thermal cycling, leading to premature re-failure and repeat service calls.
  • Install difficulty: 2/5 — Shut off gas supply and 24V control power before starting. Tools needed: 1/4″ and 5/16″ nut driver, needle-nose pliers. Disconnect the ignitor wire harness, remove the two mounting screws, swap the electrode assembly, and reconnect. Always verify spark gap is undamaged after installation.
  • Warranty: 1-year OEM factory warranty against manufacturing defects. Ships same business day from our warehouse when ordered before cutoff.

Compatibility: Designed for the Carrier PY4GEAA48090AA packaged rooftop/gas-electric unit. Supersedes OEM part number 48VL400002 — the current shipping part is 50HJ403022, a direct factory-authorized drop-in replacement. Verify your unit's data plate and wiring harness connector style before ordering. Our fitment team is available to confirm compatibility 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 PY4GEAA48090AA?
Yes. This is the factory-specified OEM igniter for the Carrier PY4GEAA48090AA. 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 PY4GEAA48090AA?
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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