{"product_id":"carrier-transformer-fb4cnf048010acaa","title":"OEM Carrier 24V Control Transformer for Model FB4CNF048010ACAA","description":"\u003cdiv\u003e\n\u003ch1\u003eOEM Carrier 24V Control Transformer for Model FB4CNF048010ACAA\u003c\/h1\u003e\n\u003cp\u003eThis genuine OEM Carrier 24-volt control transformer is the exact factory replacement for the FB4CNF048010ACAA fan coil unit. The transformer reduces high-voltage line power down to the 24V signal that energizes your thermostat, control board, and low-voltage circuits. A burned-out transformer commonly shows up as a dead system, a blank thermostat, or low-voltage fuses that blow as soon as they are replaced. Built to Carrier's original engineering specifications, this part provides the proper VA output and reliable, long-term operation tailored to the FB4CNF048010ACAA. Installation is a moderate DIY project for anyone comfortable with basic electrical work: shut off power, document the existing wiring, remove the failed transformer, install the replacement, and reconnect. Most installs finish in well under 30 minutes. Always make sure power is disconnected before servicing. Selecting the correct OEM transformer protects your expensive control board and eliminates the repeat failures often seen with universal parts. In stock and ships same-day when you order before 3PM CST. Get the precise part designed for your Carrier system.\u003c\/p\u003e\n\u003ch2\u003eCompatibility\u003c\/h2\u003e\n\u003cp\u003eThis part is compatible with Carrier model FB4CNF048010ACAA.\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":62950458884467,"sku":"carrier-transformer-fb4cnf048010acaa","price":39.95,"currency_code":"USD","in_stock":true}],"url":"https:\/\/nationalhvacparts.com\/products\/carrier-transformer-fb4cnf048010acaa","provider":"National HVAC Parts","version":"1.0","type":"link"}