{"product_id":"carrier-transformer-fh4bnf002000aaaa","title":"OEM Carrier Transformer for Fan Coil Air Handler FH4BNF002000AAAA","description":"\u003cdiv\u003e\n\u003ch1\u003eOEM Carrier Transformer for Fan Coil Air Handler FH4BNF002000AAAA\u003c\/h1\u003e\n\u003cp\u003eThis genuine OEM Carrier transformer supplies the low-voltage control power that your FH4BNF002000AAAA fan coil air handler depends on to operate. It steps line voltage down to the 24V needed by the thermostat, relays, and control circuitry that command heating and cooling cycles. When a transformer fails or shorts out, you'll often see a completely dead control board, a blank thermostat, or a blown fuse — leaving the entire system unresponsive. This factory-spec replacement matches the precise VA rating and primary\/secondary voltages Carrier engineered for the FH4BNF002000AAAA, restoring stable control power and protecting downstream components. Installation is moderate in difficulty and best handled by a qualified technician; expect 20–30 minutes to disconnect leads, mount the new transformer, and verify 24V output. Using an exact OEM match prevents nuisance trips and ensures long-term reliability. Get your system commanding again without delay — orders placed before 3PM CST ship same-day from NationalHVACParts.com. Trusted OEM quality, in stock and ready to ship today.\u003c\/p\u003e\n\u003ch2\u003eCompatibility\u003c\/h2\u003e\n\u003cp\u003eThis part is compatible with Carrier model FH4BNF002000AAAA.\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":62945789608307,"sku":"carrier-transformer-fh4bnf002000aaaa","price":54.95,"currency_code":"USD","in_stock":true}],"url":"https:\/\/nationalhvacparts.com\/products\/carrier-transformer-fh4bnf002000aaaa","provider":"National HVAC Parts","version":"1.0","type":"link"}