{"product_id":"carrier-transformer-fb4anb048000afaa","title":"OEM Carrier Transformer HT01BD223 for Model FB4ANB048000AFAA","description":"\u003cdiv\u003e\n\u003ch1\u003eOEM Carrier Transformer HT01BD223 for Model FB4ANB048000AFAA\u003c\/h1\u003e\n\u003cp\u003eThis OEM Carrier transformer (HT01BD223) provides the 24-volt control power that operates the thermostat, relays, and control board in your FB4ANB048000AFAA fan coil air handler. A failed transformer cuts low-voltage power entirely, leaving your thermostat dark and the system unresponsive. This genuine factory replacement steps line voltage down to the exact 24V the FB4ANB048000AFAA needs, restoring complete control-circuit function. As a direct-fit component, it mounts in the original position and wires to the existing primary and secondary leads with no modification required. Installation is moderate in difficulty and involves line-voltage wiring, so a licensed HVAC technician is recommended; always disconnect power at the breaker before starting. An OEM Carrier transformer delivers the correct VA rating and dependable, code-compliant operation that helps protect your control board and other low-voltage parts from damage. This part is in stock and ships same-day on orders placed before 3PM CST, so you can restore heating and cooling comfort quickly and avoid extended downtime.\u003c\/p\u003e\n\u003ch2\u003eCompatibility\u003c\/h2\u003e\n\u003cp\u003eThis part is compatible with Carrier model FB4ANB048000AFAA.\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":62954663641459,"sku":"carrier-transformer-fb4anb048000afaa","price":39.95,"currency_code":"USD","in_stock":true}],"url":"https:\/\/nationalhvacparts.com\/products\/carrier-transformer-fb4anb048000afaa","provider":"National HVAC Parts","version":"1.0","type":"link"}