{"product_id":"carrier-transformer-fa4bnc048010aaaa","title":"OEM Carrier Transformer Replacement for Model FA4BNC048010AAAA","description":"\u003cdiv\u003e\n\u003ch1\u003eOEM Carrier Transformer Replacement for Model FA4BNC048010AAAA\u003c\/h1\u003e\n\u003cp\u003eThis OEM Carrier transformer converts incoming line voltage to the low-voltage 24V control power that runs the thermostat, relays, and control board in your FA4BNC048010AAAA fan coil unit. A failed transformer typically leaves the entire control system dead: no thermostat display, no blower, and no response from the unit. This genuine factory replacement supplies the exact VA rating and primary\/secondary voltages your equipment was designed for, avoiding the buzzing, overheating, and breaker trips caused by undersized aftermarket parts. It installs directly into the FA4BNC048010AAAA with matching mounting holes and lead connections. The swap is relatively easy and takes most technicians 15-30 minutes: cut power, record the wire colors, transfer the primary and secondary leads, and secure the new transformer. Confirm the secondary voltage with a multimeter before restoring operation. Genuine OEM construction ensures stable, code-compliant control power for years. Order before 3PM CST and your transformer ships same-day with tracking.\u003c\/p\u003e\n\u003ch2\u003eCompatibility\u003c\/h2\u003e\n\u003cp\u003eThis part is compatible with Carrier model FA4BNC048010AAAA.\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":62956564316531,"sku":"carrier-transformer-fa4bnc048010aaaa","price":49.95,"currency_code":"USD","in_stock":true}],"url":"https:\/\/nationalhvacparts.com\/products\/carrier-transformer-fa4bnc048010aaaa","provider":"National HVAC Parts","version":"1.0","type":"link"}