{"product_id":"carrier-pg8daa024050adja-control-board-4zd3t7","title":"OEM Carrier Integrated Furnace Control Board HK42FZ016 for PG8DAA02405","description":"\u003ch1\u003eOEM Carrier Integrated Furnace Control Board HK42FZ016 for Model PG8DAA024050ADJA\u003c\/h1\u003e\u003cp\u003eThis is the OEM Carrier Integrated Furnace Control Board (IFC), part number \u003cstrong\u003eHK42FZ016\u003c\/strong\u003e (superseded\/kit version: \u003cstrong\u003e325878-751\u003c\/strong\u003e), factory-specified for the \u003cstrong\u003eCarrier PG8DAA024050ADJA\u003c\/strong\u003e gas furnace. The IFC board is the brain of your furnace — it sequences ignition, controls the inducer motor, regulates blower timing, monitors the flame sensor, manages the gas valve, and orchestrates all safety shutdowns. When it fails, you may experience a complete no-heat condition, repeated ignition lockouts, erratic blower operation, a furnace that starts and immediately shuts down, or a unit that shows fault codes but never fires. Diagnosing a failed control board should always come after ruling out the igniter, flame sensor, and pressure switch, as those components fail more frequently and are less expensive to replace.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eOEM Part Numbers:\u003c\/strong\u003e HK42FZ016 (original) | 325878-751 (current OEM kit with wiring harness adapters) | Cross-reference: CEPL130438-01, CEBD430438-09A, 1012-940-M\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpecifications:\u003c\/strong\u003e Input: 98–132 VAC at 60 Hz | Ignitor Output: 5A at 120 VAC | Cool Blower: 30A, 2 HP, 240 VAC | Heat Blower: 5A, 1\/2 HP, 240 VAC | Inducer Motor: 4A FLA \/ 8.0 LRA at 120 VAC | Gas Valve: 24 VAC standard | Diagnostic LED fault codes included | Microprocessor-based with 100% gas shutoff on ignition failure | Reverse polarity and brownout protection\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOEM vs Generic:\u003c\/strong\u003e OEM boards are programmed with Carrier-specific ignition timing, blower delay sequences, and safety lockout logic. Aftermarket boards often use generic firmware that can cause nuisance lockouts, improper blower off-delays, and voided equipment warranties. Always use OEM for furnaces still under manufacturer warranty.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInstall Difficulty: 3\/5\u003c\/strong\u003e — Power down the furnace and confirm zero voltage before handling the board. Photograph all wire harness connections before unplugging. The 325878-751 kit includes wiring adapter harnesses for older-style boards. Tools needed: flathead and Phillips screwdrivers, nut driver, multimeter, camera or phone for documentation. Recommend ESD precautions when handling the board.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWarranty:\u003c\/strong\u003e 1-year OEM factory warranty against manufacturing defects. Ships same business day from our warehouse.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eCompatibility:\u003c\/strong\u003e Factory-specified for Carrier model \u003cstrong\u003ePG8DAA024050ADJA\u003c\/strong\u003e single-stage gas furnace. Also compatible across the broader Carrier, Bryant, and Payne fixed-speed furnace platform — see compatibility note below. Verify your existing board's part number on the label before ordering. Questions about fitment? Our HVAC-certified team confirms part compatibility before you buy. \u003cstrong\u003eOrder by 3 PM local time — ships today.\u003c\/strong\u003e\u003c\/p\u003e","brand":"Carrier","offers":[{"title":"OEM","offer_id":62643241451891,"sku":"CARRIE-PG8DAA024050ADJA-CONTROL_BOARD-HK42FZ016","price":166.95,"currency_code":"USD","in_stock":true},{"title":"Generic","offer_id":62643241484659,"sku":"CARRIE-PG8DAA024050ADJA-CONTROL_BOARD-HK42FZ016-GEN","price":146.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0984\/1190\/5395\/files\/nhvac-control-board-HK42FZ016_553e7f07-8e30-4866-82ae-14a246c85235.jpg?v=1775036102","url":"https:\/\/nationalhvacparts.com\/products\/carrier-pg8daa024050adja-control-board-4zd3t7","provider":"National HVAC Parts","version":"1.0","type":"link"}