{"product_id":"carrier-control-board-fc4bnf042000aeaa","title":"OEM Carrier Control Board Replacement for Model FC4BNF042000AEAA","description":"\u003cdiv\u003e\n\u003ch1\u003eOEM Carrier Control Board Replacement for Model FC4BNF042000AEAA\u003c\/h1\u003e\n\u003cp\u003eThis genuine OEM Carrier control board is the factory-matched replacement for the FC4BNF042000AEAA fan coil air handler. The control board is the brain of your air handler, managing blower operation, fan speed staging, safety interlocks, and communication between the thermostat and the rest of the system. When it fails, you may experience a blower that won't run, erratic fan behavior, no response to thermostat calls, or a unit that simply won't power up. Built to Carrier's exact firmware and connector specifications, this board fits the FC4BNF042000AEAA directly, so you avoid the wiring and compatibility headaches of generic substitutes. Replacement is a moderate-difficulty job best handled by a qualified HVAC technician: shut off power, photograph and label the existing harness connections, transfer each plug to the matching terminal on the new board, and remount it, typically 30-45 minutes. Verify all connections before restoring power. Orders placed before 3PM CST ship same-day to get your system back online fast. Choose this authentic OEM Carrier control board for precise fit and reliable, long-term control.\u003c\/p\u003e\n\u003ch2\u003eCompatibility\u003c\/h2\u003e\n\u003cp\u003eThis part is compatible with Carrier model FC4BNF042000AEAA.\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":62948339941747,"sku":"carrier-control-board-fc4bnf042000aeaa","price":289.95,"currency_code":"USD","in_stock":true}],"url":"https:\/\/nationalhvacparts.com\/products\/carrier-control-board-fc4bnf042000aeaa","provider":"National HVAC Parts","version":"1.0","type":"link"}