{"product_id":"carrier-transformer-fb4cnp048l00aaaa","title":"OEM Carrier Transformer for Model FB4CNP048L00AAAA Air Handler","description":"\u003cdiv\u003e\n\u003ch1\u003eOEM Carrier Transformer for Model FB4CNP048L00AAAA Air Handler\u003c\/h1\u003e\n\u003cp\u003eRestore dependable control power to your FB4CNP048L00AAAA Carrier fan coil with this genuine OEM transformer. The transformer reduces incoming line voltage to the 24V signal that energizes the thermostat circuit, relays, and control board — a failed transformer means no control response, no blower, and no heating or cooling call. Produced to Carrier's original factory specifications, it supplies the exact VA capacity and secondary voltage your air handler requires so the surrounding electronics run safely within their designed limits. Installation is a moderate DIY job for those comfortable around safely disconnected power: open the disconnect, photograph and transfer the primary and secondary leads, mount the replacement, and verify 24V output before restoring power. Expect 20–30 minutes with common hand tools. Choosing OEM guarantees a drop-in fit and consistent performance, avoiding the compatibility headaches of universal transformers. This part is in stock now, and any order placed before 3PM CST ships the same day, getting your comfort system back online with minimal delay.\u003c\/p\u003e\n\u003ch2\u003eCompatibility\u003c\/h2\u003e\n\u003cp\u003eThis part is compatible with Carrier model FB4CNP048L00AAAA.\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":62949938102643,"sku":"carrier-transformer-fb4cnp048l00aaaa","price":34.95,"currency_code":"USD","in_stock":true}],"url":"https:\/\/nationalhvacparts.com\/products\/carrier-transformer-fb4cnp048l00aaaa","provider":"National HVAC Parts","version":"1.0","type":"link"}