{"product_id":"carrier-pg8uaa048091abja-control-board-4zd3t7","title":"OEM Carrier Integrated Furnace Control Board for PG8UAA048091ABJA","description":"\u003ch1\u003eOEM Carrier Integrated Furnace Control Board HK42FZ016 for Model PG8UAA048091ABJA\u003c\/h1\u003e\u003cp\u003eThis OEM Integrated Furnace Control (IFC) Board is the factory-specified replacement for the \u003cstrong\u003eCarrier PG8UAA048091ABJA\u003c\/strong\u003e gas furnace. Also sold as kit part number \u003cstrong\u003e325878-751\u003c\/strong\u003e, this board is the command center of your furnace — sequencing ignition, managing the inducer and blower motors, monitoring safety circuits, and communicating fault codes via LED diagnostics. When the control board fails, symptoms range from complete no-heat lockouts and repeated ignition failures to erratic blower behavior, unresponsive thermostat calls, or a furnace that short-cycles without explanation.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpecs:\u003c\/strong\u003e OEM Part Numbers: \u003cstrong\u003eHK42FZ016\u003c\/strong\u003e \/ \u003cstrong\u003e325878-751\u003c\/strong\u003e | Integrated Furnace Control (IFC) | 120V input | 24V control circuit output | Factory-programmed timing sequences | LED fault code diagnostics included\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOEM vs Generic:\u003c\/strong\u003e This is a genuine Carrier OEM board — pre-programmed with the exact ignition timing, blower delay, and safety lockout logic required by the \u003cstrong\u003ePG8UAA048091ABJA\u003c\/strong\u003e. Aftermarket boards often use generalized firmware that can trigger nuisance lockouts, void equipment warranties, or fail to communicate correctly with two-stage or variable-speed components.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInstall Difficulty: 3\/5\u003c\/strong\u003e — Requires disconnecting 120V line voltage. Tools needed: flathead and Phillips screwdrivers, needle-nose pliers, phone or camera (photograph all wiring harness connections before removal), and a multimeter to verify 24V transformer output prior to install. We recommend a licensed HVAC technician for board replacements involving multi-wire harnesses.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWarranty:\u003c\/strong\u003e 1-year OEM factory warranty against defects. Orders placed before cutoff ship same business day from our warehouse.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eCompatibility:\u003c\/strong\u003e Engineered specifically for the \u003cstrong\u003eCarrier PG8UAA048091ABJA\u003c\/strong\u003e packaged gas furnace. Cross-reference both OEM part numbers — \u003cstrong\u003eHK42FZ016\u003c\/strong\u003e and \u003cstrong\u003e325878-751\u003c\/strong\u003e — against your unit's data plate and existing board label before ordering. Have questions about fitment? Our HVAC parts specialists verify compatibility before you buy — contact us anytime.\u003c\/p\u003e","brand":"Carrier","offers":[{"title":"OEM","offer_id":62642756845939,"sku":"CARRIE-PG8UAA048091ABJA-CONTROL_BOARD-HK42FZ016","price":193.95,"currency_code":"USD","in_stock":true},{"title":"Generic","offer_id":62642756878707,"sku":"CARRIE-PG8UAA048091ABJA-CONTROL_BOARD-HK42FZ016-GEN","price":170.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0984\/1190\/5395\/files\/nhvac-control-board-HK42FZ016_64c2e8ec-a859-461b-afb0-e7325c70a4bc.jpg?v=1775036044","url":"https:\/\/nationalhvacparts.com\/products\/carrier-pg8uaa048091abja-control-board-4zd3t7","provider":"National HVAC Parts","version":"1.0","type":"link"}