{"product_id":"carrier-control-board-fb4asa048000aaaa","title":"OEM Carrier Control Board for Carrier FB4 Air Handler FB4ASA048000AAAA","description":"\u003cdiv\u003e\n\u003ch1\u003eOEM Carrier Control Board for Carrier FB4 Air Handler FB4ASA048000AAAA\u003c\/h1\u003e\n\u003cp\u003eThis genuine OEM Carrier control board serves as the electronic brain of your FB4ASA048000AAAA fan coil air handler, controlling blower operation, fan timing, and communication between the thermostat and the indoor unit. A faulty board often produces symptoms like an unresponsive blower, erratic fan cycling, repeatedly blown fuses, or a system that won't heat or cool when called. This factory-spec replacement is matched exactly to the Carrier FB4ASA048000AAAA, ensuring the relay ratings, terminal layout, and control logic align precisely with your equipment for risk-free compatibility. Installation is rated moderate: cut power at the breaker, photograph and transfer each wiring connection, and mount the new board in the existing bracket. A qualified HVAC technician is recommended, though a confident DIYer can usually finish in under an hour. Installing a new board restores safe, dependable operation and protects your blower motor and related components from electrical faults. Choose genuine Carrier parts for proper fit and lasting reliability. This board is in stock and ships same-day when ordered before 3PM CST.\u003c\/p\u003e\n\u003ch2\u003eCompatibility\u003c\/h2\u003e\n\u003cp\u003eThis part is compatible with Carrier model FB4ASA048000AAAA.\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":62952311587187,"sku":"carrier-control-board-fb4asa048000aaaa","price":219.95,"currency_code":"USD","in_stock":true}],"url":"https:\/\/nationalhvacparts.com\/products\/carrier-control-board-fb4asa048000aaaa","provider":"National HVAC Parts","version":"1.0","type":"link"}