{"product_id":"carrier-control-board-fh4bnf003000aaaa","title":"OEM Carrier Control Board for Air Handler Model FH4BNF003000AAAA","description":"\u003cdiv\u003e\n\u003ch1\u003eOEM Carrier Control Board for Air Handler Model FH4BNF003000AAAA\u003c\/h1\u003e\n\u003cp\u003eThis genuine OEM Carrier control board is the electronic command center of the FH4BNF003000AAAA fan coil air handler, managing blower operation, electric heat staging, and the safety circuits that keep your system running correctly. When this board fails you may experience no airflow, intermittent or absent heating, a frozen thermostat, or recurring error codes — replacing it directly resolves these faults and restores reliable, code-compliant function. Because it is built to Carrier's factory firmware and connector layout, the board lines up perfectly with the FH4BNF003000AAAA terminals and relay ratings, eliminating the wiring adapters and mismatch risks of aftermarket substitutes. Installation is an intermediate task: cut power at the breaker, photograph and transfer the line and low-voltage connections one at a time, and mount the board on the existing standoffs in roughly 30 to 45 minutes. Check every connection against your wiring diagram before re-energizing. This board is in stock and ships same-day on orders placed before 3PM CST. Choose genuine Carrier for exact fitment, proven reliability, and fast delivery.\u003c\/p\u003e\n\u003ch2\u003eCompatibility\u003c\/h2\u003e\n\u003cp\u003eThis part is compatible with Carrier model FH4BNF003000AAAA.\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":62945704640883,"sku":"carrier-control-board-fh4bnf003000aaaa","price":189.95,"currency_code":"USD","in_stock":true}],"url":"https:\/\/nationalhvacparts.com\/products\/carrier-control-board-fh4bnf003000aaaa","provider":"National HVAC Parts","version":"1.0","type":"link"}