{"product_id":"carrier-transformer-fy5bnf042010aaaa","title":"OEM Carrier Fan Coil 24V Transformer for Model FY5BNF042010AAAA","description":"\u003cdiv\u003e\n\u003ch1\u003eOEM Carrier Fan Coil 24V Transformer for Model FY5BNF042010AAAA\u003c\/h1\u003e\n\u003cp\u003eThis genuine Carrier transformer steps down line voltage to the 24V control power that drives the thermostat, control board, and relays in your FY5BNF042010AAAA fan coil unit. A failed transformer is a frequent cause of a completely unresponsive system, repeatedly blown low-voltage fuses, or a thermostat with no display. Built to Carrier's exact factory specifications, this OEM replacement supplies the correct VA rating and stable output your equipment was engineered to use, preventing nuisance trips and protecting downstream components from harm. It is a direct-fit replacement for the FY5BNF042010AAAA, mounting in the original location with the same wiring connections. Installation is beginner-to-moderate: most handy homeowners can complete the swap in 20-30 minutes, though a licensed HVAC technician is recommended. Always turn off power at the breaker and label your low-voltage leads before removal. Get your comfort system running again with the part Carrier built for it. In stock and ships same-day on orders placed before 3PM CST. Order now to keep downtime short.\u003c\/p\u003e\n\u003ch2\u003eCompatibility\u003c\/h2\u003e\n\u003cp\u003eThis part is compatible with Carrier model FY5BNF042010AAAA.\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":62942867816819,"sku":"carrier-transformer-fy5bnf042010aaaa","price":49.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0984\/1190\/5395\/files\/nhvac-transformer-carrier-transformer-fy_e7418d6f-c758-4eea-bad2-b329b905a0fb.jpg?v=1781468390","url":"https:\/\/nationalhvacparts.com\/products\/carrier-transformer-fy5bnf042010aaaa","provider":"National HVAC Parts","version":"1.0","type":"link"}