{"product_id":"carrier-control-board-fc4dnf042000aaaa","title":"OEM Carrier Control Board Replacement for Model FC4DNF042000AAAA","description":"\u003cdiv\u003e\n\u003ch1\u003eOEM Carrier Control Board Replacement for Model FC4DNF042000AAAA\u003c\/h1\u003e\n\u003cp\u003eThis genuine OEM Carrier control board is the main circuit board that coordinates blower operation, fan timing, and safety sequencing inside your FC4DNF042000AAAA fan coil air handler. If your system short-cycles, the blower won't start, or you're seeing intermittent control faults, a failing board is a frequent cause. This exact-fit replacement re-establishes accurate signaling between the thermostat, blower motor, and electric heat, restoring smooth airflow and dependable voltage regulation. Made to Carrier factory standards, it delivers the precise control and longevity that generic boards cannot guarantee. Installation is moderate difficulty and best performed by a licensed HVAC technician, since it involves disconnecting power and transferring wiring harnesses to the matching terminals one at a time. Plan for roughly 30 to 45 minutes. Always turn off power at the breaker before starting any service. Genuine OEM parts protect your warranty and ensure a reliable repair. This board is in stock and ships same-day on orders placed before 3PM CST. Order now to get your Carrier air handler running quietly again.\u003c\/p\u003e\n\u003ch2\u003eCompatibility\u003c\/h2\u003e\n\u003cp\u003eThis part is compatible with Carrier model FC4DNF042000AAAA.\u003c\/p\u003e\n\u003ch2\u003eShipping\u003c\/h2\u003e\n\u003cp\u003eSame-day shipping before 3 PM CST. 30-day returns on uninstalled parts.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Carrier","offers":[{"title":"Default Title","offer_id":62947224093043,"sku":"carrier-control-board-fc4dnf042000aaaa","price":236.95,"currency_code":"USD","in_stock":true}],"url":"https:\/\/nationalhvacparts.com\/products\/carrier-control-board-fc4dnf042000aaaa","provider":"National HVAC Parts","version":"1.0","type":"link"}