{"product_id":"carrier-transformer-fa4bnf018008aaaa","title":"OEM Carrier Transformer Replacement for Model FA4BNF018008AAAA","description":"\u003cdiv\u003e\n\u003ch1\u003eOEM Carrier Transformer Replacement for Model FA4BNF018008AAAA\u003c\/h1\u003e\n\u003cp\u003eThis OEM Carrier transformer steps line voltage down to the low-voltage (typically 24V) control circuit that powers your thermostat, relays, and control board on the FA4BNF018008AAAA fan coil unit. A failed transformer is a common cause of a completely dead control system: no thermostat display, no blower, and no response from the unit. This genuine factory replacement delivers the exact VA rating and primary\/secondary voltages your system was designed around, preventing the overload and chatter that come from using an undersized aftermarket part. It is a direct fit for the FA4BNF018008AAAA, matching mounting holes and lead connections. Installation is relatively easy for a technician and usually takes 15-30 minutes: disconnect power, note the wire colors, swap the primary and secondary leads, and secure the new transformer. Always confirm the secondary voltage with a meter after installation. Choosing OEM means dependable, code-compliant low-voltage 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 FA4BNF018008AAAA.\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":62956563366259,"sku":"carrier-transformer-fa4bnf018008aaaa","price":49.95,"currency_code":"USD","in_stock":true}],"url":"https:\/\/nationalhvacparts.com\/products\/carrier-transformer-fa4bnf018008aaaa","provider":"National HVAC Parts","version":"1.0","type":"link"}