{"product_id":"carrier-transformer-fa4bnc024010aaaa","title":"OEM Carrier Transformer for Fan Coil Model FA4BNC024010AAAA","description":"\u003cdiv\u003e\n\u003ch1\u003eOEM Carrier Transformer for Fan Coil Model FA4BNC024010AAAA\u003c\/h1\u003e\n\u003cp\u003eThis genuine OEM Carrier transformer converts line voltage to the low-voltage control power that runs the thermostat, relays, and control board on your FA4BNC024010AAAA fan coil. A failed transformer kills the entire 24V control side—no thermostat display, no blower call, and a system that won't respond. Installing the correct OEM transformer restores stable 24VAC output at the proper VA rating and protects downstream controls from undervoltage damage. This unit is matched to the Carrier FA4BNC024010AAAA's primary voltage and secondary load, so it installs without rewiring concerns. Installation is moderate difficulty for a qualified technician: shut off power, label the primary and secondary leads, mount the new transformer, and confirm 24V output with a meter before re-energizing. An OEM-spec transformer avoids the buzzing, overheating, and control trips that mismatched generic units often cause. In stock and ready to ship—orders placed before 3PM CST ship the same day, so your control circuit is back up and running fast.\u003c\/p\u003e\n\u003ch2\u003eCompatibility\u003c\/h2\u003e\n\u003cp\u003eThis part is compatible with Carrier model FA4BNC024010AAAA.\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":62956761973107,"sku":"carrier-transformer-fa4bnc024010aaaa","price":44.95,"currency_code":"USD","in_stock":true}],"url":"https:\/\/nationalhvacparts.com\/products\/carrier-transformer-fa4bnc024010aaaa","provider":"National HVAC Parts","version":"1.0","type":"link"}