{"product_id":"carrier-control-board-fb4bnf042008aaaa","title":"OEM Carrier Control Board Replacement for Model FB4BNF042008AAAA","description":"\u003cdiv\u003e\n\u003ch1\u003eOEM Carrier Control Board Replacement for Model FB4BNF042008AAAA\u003c\/h1\u003e\n\u003cp\u003eThis genuine OEM Carrier control board is the factory replacement for your FB4BNF042008AAAA fan coil unit. As the central controller, it interprets thermostat calls, sequences blower and system operation, monitors built-in safeties, and times relay engagement for safe, efficient cycles. Symptoms of a failing board include an unresponsive blower, intermittent cycling, error conditions, or a unit that won't power up at all. Manufactured to Carrier's exact specifications, this board guarantees the correct terminal layout, firmware behavior, and physical fit. Installation is moderately advanced — recommended for a licensed HVAC technician: disconnect power, document and move the wiring harness connector by connector, and mount the board on the original standoffs. An OEM board eliminates the compatibility guesswork and misfires often seen with generic replacements. Restore reliable, code-correct operation to your Carrier FB4BNF042008AAAA system. In stock now and ships same-day on orders placed before 3PM CST so your downtime stays short.\u003c\/p\u003e\n\u003ch2\u003eCompatibility\u003c\/h2\u003e\n\u003cp\u003eThis part is compatible with Carrier model FB4BNF042008AAAA.\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":62951342080371,"sku":"carrier-control-board-fb4bnf042008aaaa","price":249.95,"currency_code":"USD","in_stock":true}],"url":"https:\/\/nationalhvacparts.com\/products\/carrier-control-board-fb4bnf042008aaaa","provider":"National HVAC Parts","version":"1.0","type":"link"}