{"product_id":"carrier-transformer-fx4dnf025t00abaa","title":"OEM Carrier Transformer for Carrier Fan Coil Model FX4DNF025T00ABAA","description":"\u003cdiv\u003e\n\u003ch1\u003eOEM Carrier Transformer for Carrier Fan Coil Model FX4DNF025T00ABAA\u003c\/h1\u003e\n\u003cp\u003eKeep your Carrier FX4DNF025T00ABAA fan coil running with this genuine OEM control transformer. The transformer converts incoming line voltage to the 24V power that drives the thermostat, control board, and contactor coil, making it essential to every heating and cooling cycle. When a transformer fails, the system typically goes completely unresponsive — no thermostat display, no blower, no call for cooling — and installing the correct factory part is the surest fix. This unit is manufactured to Carrier's exact voltage and mounting specifications for the FX4DNF025T00ABAA, so it seats in the original location and matches the existing primary and secondary leads. Installation is a moderate task: shut off power at the breaker, take a reference photo of the wiring, transfer the leads one at a time, and remount. Most installs take 20 to 30 minutes with basic hand tools. Don't risk an aftermarket substitute on your control circuit — this is the OEM part Carrier engineered for the unit. In stock now; orders before 3PM CST ship same day.\u003c\/p\u003e\n\u003ch2\u003eCompatibility\u003c\/h2\u003e\n\u003cp\u003eThis part is compatible with Carrier model FX4DNF025T00ABAA.\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":62942886297971,"sku":"carrier-transformer-fx4dnf025t00abaa","price":44.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0984\/1190\/5395\/files\/nhvac-transformer-carrier-transformer-fx_912ca182-cb34-4189-bfaf-0e1a57e4c217.jpg?v=1781473589","url":"https:\/\/nationalhvacparts.com\/products\/carrier-transformer-fx4dnf025t00abaa","provider":"National HVAC Parts","version":"1.0","type":"link"}