{"product_id":"carrier-control-board-fa4cnf048008aaaa","title":"OEM Carrier Control Board CESO-FA4CNF048 for FA4CNF048008AAAA","description":"\u003cdiv\u003e\n\u003ch1\u003eOEM Carrier Control Board CESO-FA4CNF048 for FA4CNF048008AAAA\u003c\/h1\u003e\n\u003cp\u003eThis genuine Carrier control board is the electronic brain of your FA4CNF048008AAAA fan coil, managing blower operation, sequencing, and safety interlocks between your thermostat and the system's components. A failed board causes erratic blower behavior, no airflow on a cooling or heating call, or complete system lockout. Replacing it with a factory OEM board restores correct timing, relay control, and diagnostic function specific to the FA4CNF048008AAAA. Aftermarket boards often lack proper firmware or connector layouts, leading to nuisance faults — this OEM part is built to exact Carrier specifications for guaranteed compatibility and dependable operation. Installation is moderate to advanced: a licensed HVAC technician should transfer wiring connector-by-connector with the power disconnected, then verify operation. Most swaps take 30–45 minutes. We ship genuine Carrier parts only, never generic clones, so your repair lasts. Orders placed before 3PM CST ship same-day from our warehouse, minimizing system downtime. Trust NationalHVACParts for authentic Carrier components and fast, reliable fulfillment on every order.\u003c\/p\u003e\n\u003ch2\u003eCompatibility\u003c\/h2\u003e\n\u003cp\u003eThis part is compatible with Carrier model FA4CNF048008AAAA.\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":62955273683315,"sku":"carrier-control-board-fa4cnf048008aaaa","price":149.95,"currency_code":"USD","in_stock":true}],"url":"https:\/\/nationalhvacparts.com\/products\/carrier-control-board-fa4cnf048008aaaa","provider":"National HVAC Parts","version":"1.0","type":"link"}