{"product_id":"carrier-py4geaa36090aa-igniter-1kzbpu","title":"OEM Carrier Spark Electrode Ignitor 48VL400002 for PY4GEAA36090AA","description":"\u003ch1\u003eOEM Carrier Spark Electrode Ignitor (48VL400002) for Model PY4GEAA36090AA\u003c\/h1\u003e\u003cp\u003eThis is the OEM Carrier spark electrode ignitor assembly, factory part number \u003cstrong\u003e48VL400002\u003c\/strong\u003e (superseded by \u003cstrong\u003e50HJ403022\u003c\/strong\u003e), engineered as the direct replacement for the \u003cstrong\u003eCarrier PY4GEAA36090AA\u003c\/strong\u003e packaged gas\/electric unit. The spark electrode ignitor is a critical component in the gas ignition sequence: on a call for heat, the control board energizes the ignitor to generate a high-voltage spark at the burner, igniting the gas flow. When this part fails, the unit will attempt ignition, fail to establish a flame, and enter a safety lockout — leaving you with a blower running but no heat. Fault codes related to ignition failure or repeated lockout are the most common symptoms of a worn or cracked electrode.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePart Numbers:\u003c\/strong\u003e OEM part 48VL400002 | Direct OEM successor: 50HJ403022 | Fits Carrier, Bryant, and Payne packaged units sharing this ignition assembly\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOEM vs Generic:\u003c\/strong\u003e OEM electrodes are manufactured to exact factory gap and ceramic insulator specifications. Aftermarket igniters often use inferior ceramics that crack under thermal stress, causing intermittent no-heat calls and repeat service visits.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInstall Difficulty: 2\/5\u003c\/strong\u003e — Shut off power and gas supply before servicing. Tools needed: 1\/4\" and 5\/16\" nut drivers, needle-nose pliers. Locate the electrode assembly at the burner assembly; disconnect the ignition wire, remove the mounting screw(s), and reverse to install. Handle the ceramic insulator carefully — do not touch the electrode tip with bare hands.\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 Engineered for the \u003cstrong\u003eCarrier PY4GEAA36090AA\u003c\/strong\u003e packaged unit. Note that OEM part 48VL400002 has been officially superseded by Carrier part 50HJ403022 — both are the correct, factory-approved ignitor assemblies for this application. Verify your existing part number on the unit's data plate or existing ignitor label before ordering. Our team is available to confirm fitment — reach out before you buy if you have any questions. \u003cstrong\u003eIn stock and ships today.\u003c\/strong\u003e\u003c\/p\u003e","brand":"Carrier","offers":[{"title":"OEM","offer_id":62640341746035,"sku":"CARRIE-PY4GEAA36090AA-IGNITER-48VL400002","price":58.95,"currency_code":"USD","in_stock":true},{"title":"Generic","offer_id":62640341778803,"sku":"CARRIE-PY4GEAA36090AA-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_5348ab9f-4f2a-4f7c-a4c9-fb20e9576c37.jpg?v=1775040298","url":"https:\/\/nationalhvacparts.com\/products\/carrier-py4geaa36090aa-igniter-1kzbpu","provider":"National HVAC Parts","version":"1.0","type":"link"}