{"product_id":"carrier-transformer-fb4cnf060000acaa","title":"OEM Carrier Transformer Replacement for Model FB4CNF060000ACAA","description":"\u003cdiv\u003e\n\u003ch1\u003eOEM Carrier Transformer Replacement for Model FB4CNF060000ACAA\u003c\/h1\u003e\n\u003cp\u003eThis authentic OEM Carrier transformer is the exact low-voltage replacement for the Carrier FB4CNF060000ACAA fan coil air handler. It steps incoming line voltage down to the 24V control signal that powers the thermostat, control board, and relay circuits on this model. If you notice a dead thermostat, an air handler that ignores heating or cooling demands, or a control fuse that keeps blowing, a defective transformer is a likely cause. Built to Carrier's factory VA rating and wiring layout, this part installs directly into the FB4CNF060000ACAA without altering existing circuits. The replacement is moderate in difficulty and generally takes a qualified technician 20-30 minutes — disconnect power, transfer the labeled primary and secondary leads, and remount the transformer. Confirm the unit is completely de-energized before servicing. Fitting the correct OEM transformer safeguards the control board and keeps the air handler within Carrier's designed safety margins. In stock now: order before 3PM CST and it ships the same business day.\u003c\/p\u003e\n\u003ch2\u003eCompatibility\u003c\/h2\u003e\n\u003cp\u003eThis part is compatible with Carrier model FB4CNF060000ACAA.\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":62950278431091,"sku":"carrier-transformer-fb4cnf060000acaa","price":37.95,"currency_code":"USD","in_stock":true}],"url":"https:\/\/nationalhvacparts.com\/products\/carrier-transformer-fb4cnf060000acaa","provider":"National HVAC Parts","version":"1.0","type":"link"}