{"product_id":"carrier-transformer-fb4cnf018t05abaa","title":"OEM Carrier Transformer FB4CNF018T05ABAA for Model FB4CNF018T05ABAA","description":"\u003cdiv\u003e\n\u003ch1\u003eOEM Carrier Transformer FB4CNF018T05ABAA for Model FB4CNF018T05ABAA\u003c\/h1\u003e\n\u003cp\u003eThis genuine OEM Carrier transformer is the factory control transformer for the FB4CNF018T05ABAA fan coil unit, converting incoming line voltage to the 24V low-voltage power your thermostat and control board depend on. A dead transformer leaves your air handler unresponsive with no call for heating or cooling. Built to Carrier's exact VA rating and electrical specifications, this part restores reliable low-voltage power and is engineered as a direct-fit replacement for the FB4CNF018T05ABAA—no rewiring or adapters needed. Installation is a moderate-difficulty job suited to HVAC technicians or confident DIYers; always disconnect power at the breaker and verify both primary and secondary voltage readings before re-energizing the system. Choosing genuine OEM Carrier components guarantees correct fit and long-term durability that generic aftermarket parts can't match. Order before 3PM CST and your transformer ships the same day, minimizing system downtime. Keep your fan coil running dependably with authentic Carrier replacement parts.\u003c\/p\u003e\n\u003ch2\u003eCompatibility\u003c\/h2\u003e\n\u003cp\u003eThis part is compatible with Carrier model FB4CNF018T05ABAA.\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":62950845940083,"sku":"carrier-transformer-fb4cnf018t05abaa","price":49.95,"currency_code":"USD","in_stock":true}],"url":"https:\/\/nationalhvacparts.com\/products\/carrier-transformer-fb4cnf018t05abaa","provider":"National HVAC Parts","version":"1.0","type":"link"}