{"product_id":"carrier-transformer-fa4cnf018000aaaa","title":"OEM Carrier Transformer ET4006 for Model FA4CNF018000AAAA","description":"\u003cdiv\u003e\n\u003ch1\u003eOEM Carrier Transformer ET4006 for Model FA4CNF018000AAAA\u003c\/h1\u003e\n\u003cp\u003eThis OEM Carrier transformer (ET4006-style) steps your incoming line voltage down to the 24V control voltage that powers the thermostat, relays, and control board on your FA4CNF018000AAAA fan coil. When your thermostat goes dark or your system loses all control function, a blown transformer is often the cause. Wound and rated to exact Carrier specifications, it delivers stable low-voltage power for dependable system operation. This is a direct-fit replacement for the FA4CNF018000AAAA with matching primary and secondary leads for a clean swap. Installation is moderate and takes about 20-30 minutes: cut power at the breaker, label and transfer the wires, and mount the new unit to the existing bracket. A failed transformer often signals a downstream short, so inspect the control circuit before energizing. Genuine OEM ensures correct VA rating and reliable longevity versus aftermarket parts. In stock and ready to ship same-day when you order before 3PM CST, getting your HVAC system back in service quickly.\u003c\/p\u003e\n\u003ch2\u003eCompatibility\u003c\/h2\u003e\n\u003cp\u003eThis part is compatible with Carrier model FA4CNF018000AAAA.\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":62955701502323,"sku":"carrier-transformer-fa4cnf018000aaaa","price":42.95,"currency_code":"USD","in_stock":true}],"url":"https:\/\/nationalhvacparts.com\/products\/carrier-transformer-fa4cnf018000aaaa","provider":"National HVAC Parts","version":"1.0","type":"link"}