{"product_id":"carrier-pg9yab048080aaaa-control-board-4zd3t1","title":"OEM Carrier Integrated Furnace Control Board HK42FZ018 — PG9YAB048080A","description":"\u003ch1\u003eOEM Carrier Integrated Furnace Control Board HK42FZ018 for Model PG9YAB048080AAAA\u003c\/h1\u003e\u003cp\u003eThis is the factory OEM Integrated Furnace Control (IFC) board for the \u003cstrong\u003eCarrier PG9YAB048080AAAA\u003c\/strong\u003e gas furnace. As the central brain of your heating system, the control board orchestrates every stage of the ignition sequence — inducer startup, hot surface ignition, gas valve activation, and blower operation — while continuously monitoring all safety switches and sensors. When this board fails, symptoms typically include the furnace going into lockout after one or more ignition attempts, erratic short-cycling, failure to energize the inducer motor, or a completely unresponsive system with no LED status codes. Replacing with the correct OEM board restores factory-programmed logic, precise timing, and full diagnostic LED functionality.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePart Number:\u003c\/strong\u003e HK42FZ018 | Cross-references: CEPL130590-01, CEBD430590-10A | OEM Carrier factory replacement\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOEM vs Generic:\u003c\/strong\u003e This OEM board retains the exact firmware, relay ratings, and diagnostic fault-code LED sequence engineered for the PG9YAB048080AAAA. Aftermarket boards may use substitute relay specs and lack full diagnostic code parity, potentially masking underlying system faults.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInstall Difficulty: 3\/5\u003c\/strong\u003e — Requires disconnecting 120V line power and 24V control wiring. Tools needed: 1\/4\" and 5\/16\" nut drivers, needle-nose pliers, phone or camera for wiring photos before removal. Label every connector before unplugging. Takes 30–60 minutes for an experienced DIYer or technician.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWarranty:\u003c\/strong\u003e 1-year OEM manufacturer warranty. In stock and 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 Direct OEM replacement for Carrier model \u003cstrong\u003ePG9YAB048080AAAA\u003c\/strong\u003e packaged gas furnace. Also fits select Carrier, Bryant, and Payne furnace models that share the HK42FZ018 board specification — verify your existing board's part number against your unit's data plate before ordering. Have a question about fitment? Our HVAC parts specialists confirm compatibility before you buy. \u003cstrong\u003eOrder now — in stock and ships today.\u003c\/strong\u003e\u003c\/p\u003e","brand":"Carrier","offers":[{"title":"OEM","offer_id":62642035425651,"sku":"CARRIE-PG9YAB048080AAAA-CONTROL_BOARD-HK42FZ018","price":472.95,"currency_code":"USD","in_stock":true},{"title":"Generic","offer_id":62642035458419,"sku":"CARRIE-PG9YAB048080AAAA-CONTROL_BOARD-HK42FZ018-GEN","price":415.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0984\/1190\/5395\/files\/nhvac-control-board-HK42FZ018_93c16cbf-bf9f-4d39-88ea-d6a5a10e00eb.jpg?v=1775036176","url":"https:\/\/nationalhvacparts.com\/products\/carrier-pg9yab048080aaaa-control-board-4zd3t1","provider":"National HVAC Parts","version":"1.0","type":"link"}