{"product_id":"carrier-transformer-fb4anf024010afaa","title":"OEM Carrier Transformer EF18CW075 for Model FB4ANF024010AFAA","description":"\u003cdiv\u003e\n\u003ch1\u003eOEM Carrier Transformer EF18CW075 for Model FB4ANF024010AFAA\u003c\/h1\u003e\n\u003cp\u003eThis OEM Carrier transformer (EF18CW075) steps down line voltage to the 24V control voltage that powers the thermostat, relays, and control board in your Carrier FB4ANF024010AFAA fan coil air handler. When the transformer fails, you typically lose all control power—the thermostat goes blank and the system won't respond at all. This genuine OEM transformer is matched to the exact primary and secondary voltage ratings of the FB4ANF024010AFAA, ensuring safe, reliable control operation. Installation is moderate difficulty and recommended for an HVAC professional: cut power at the disconnect, label and disconnect the primary and secondary leads, mount the new transformer, and reconnect—about 20-30 minutes. Always confirm the voltage rating and VA size against your original before ordering. A reliable, genuine Carrier part that restores full control to your system. In stock and ships same-day when you order before 3PM CST. Get your air handler responding again—order your genuine Carrier transformer today.\u003c\/p\u003e\n\u003ch2\u003eCompatibility\u003c\/h2\u003e\n\u003cp\u003eThis part is compatible with Carrier model FB4ANF024010AFAA.\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":62953953952115,"sku":"carrier-transformer-fb4anf024010afaa","price":44.95,"currency_code":"USD","in_stock":true}],"url":"https:\/\/nationalhvacparts.com\/products\/carrier-transformer-fb4anf024010afaa","provider":"National HVAC Parts","version":"1.0","type":"link"}