{"product_id":"carrier-py4gnaa60090aa-igniter-1kzbpu","title":"OEM Carrier Spark Electrode Igniter Assembly for PY4GNAA60090AA","description":"\u003ch1\u003eOEM Carrier Spark Electrode Igniter Assembly for Model PY4GNAA60090AA\u003c\/h1\u003e\u003cp\u003eThis is the factory OEM spark electrode igniter assembly for the \u003cstrong\u003eCarrier PY4GNAA60090AA\u003c\/strong\u003e packaged gas unit. The spark electrode igniter is a critical component in the burner ignition sequence — it generates the high-voltage spark that ignites the gas-air mixture at the burner. When this part fails, the control board will attempt ignition, detect no flame signal, and lock out the unit, leaving you with a system that runs the inducer but produces no heat. You may also see a flashing fault code on the control board indicating an ignition failure.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePart Numbers:\u003c\/strong\u003e OEM part 48VL400002 (superseded by Carrier 50HJ403022) | Factory-direct igniter assembly with electrode rod and mounting bracket | Genuine Carrier OEM specification\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOEM vs Generic:\u003c\/strong\u003e OEM electrodes are manufactured to exact gap spacing, ceramic insulator grade, and rod geometry required by the Carrier burner assembly. Off-brand electrodes risk inconsistent spark gap, cracked insulators, and repeat lockouts — costing more in service calls than the part itself.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInstall Difficulty: 2\/5\u003c\/strong\u003e — Shut off gas supply and 24V control power before beginning. Tools needed: 1\/4\" and 5\/16\" nut driver, flat-head screwdriver, needle-nose pliers. Note the electrode wire routing and connector orientation before disconnecting. Handle the ceramic insulator carefully — do not drop or over-tighten mounting screws.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWarranty:\u003c\/strong\u003e 1-year OEM manufacturer warranty against defects. Ships same business day from our warehouse when ordered before cutoff.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eCompatibility:\u003c\/strong\u003e Designed for the \u003cstrong\u003eCarrier PY4GNAA60090AA\u003c\/strong\u003e packaged rooftop\/gas unit. Note: OEM part number 48VL400002 has been superseded by Carrier replacement part 50HJ403022 — this is the current factory-authorized replacement and a direct, drop-in fit. Always verify your unit's data plate and wiring harness connector type before ordering. Our team is available to confirm fitment before you buy.\u003c\/p\u003e","brand":"Carrier","offers":[{"title":"OEM","offer_id":62640328769907,"sku":"CARRIE-PY4GNAA60090AA-IGNITER-48VL400002","price":58.95,"currency_code":"USD","in_stock":true},{"title":"Generic","offer_id":62640328802675,"sku":"CARRIE-PY4GNAA60090AA-IGNITER-48VL400002-GEN","price":51.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0984\/1190\/5395\/files\/nhvac-igniter-48VL400002_72e9a3b3-b690-4097-ae17-f0ce710fe592.jpg?v=1775039968","url":"https:\/\/nationalhvacparts.com\/products\/carrier-py4gnaa60090aa-igniter-1kzbpu","provider":"National HVAC Parts","version":"1.0","type":"link"}