{"product_id":"carrier-transformer-fx4cnf036010aaaa","title":"OEM Carrier 24V Control Transformer for Model FX4CNF036010AAAA","description":"\u003cdiv\u003e\n\u003ch1\u003eOEM Carrier 24V Control Transformer for Model FX4CNF036010AAAA\u003c\/h1\u003e\n\u003cp\u003eThis OEM Carrier control transformer steps incoming line voltage down to the 24V low-voltage supply that the FX4CNF036010AAAA air handler's control board, thermostat, and relays require to function. A shorted or open transformer is a leading cause of a totally unresponsive system: no thermostat power, no blower, and no signal reaching the outdoor condenser. This genuine Carrier replacement matches the factory VA rating and primary\/secondary voltage of the FX4CNF036010AAAA, providing stable, correctly rated output that resists the overheating and early failure common with undersized aftermarket parts. Installation is easy to moderate, typically 20 to 30 minutes: shut off power, label the primary and secondary leads, mount the transformer to its bracket, and reconnect. Always verify power is off and find the short that caused the original failure before energizing. Choosing OEM guarantees proper fit, accurate electrical ratings, and long, dependable service life. In stock and ships same-day on orders placed before 3PM CST, backed by authentic Carrier quality.\u003c\/p\u003e\n\u003ch2\u003eCompatibility\u003c\/h2\u003e\n\u003cp\u003eThis part is compatible with Carrier model FX4CNF036010AAAA.\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":62942891802995,"sku":"carrier-transformer-fx4cnf036010aaaa","price":54.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0984\/1190\/5395\/files\/nhvac-transformer-carrier-transformer-fx.jpg?v=1781463993","url":"https:\/\/nationalhvacparts.com\/products\/carrier-transformer-fx4cnf036010aaaa","provider":"National HVAC Parts","version":"1.0","type":"link"}