{"product_id":"carrier-transformer-fa4bnf036010aaaa","title":"OEM Carrier Transformer EAC1B100 for Model FA4BNF036010AAAA","description":"\u003cdiv\u003e\n\u003ch1\u003eOEM Carrier Transformer EAC1B100 for Model FA4BNF036010AAAA\u003c\/h1\u003e\n\u003cp\u003eThis genuine OEM Carrier transformer converts incoming line voltage to the 24-volt control power that runs the thermostat, contactor, and relays in your FA4BNF036010AAAA air handler. If the transformer fails, the entire low-voltage control circuit goes dead—your thermostat blanks out and the system ignores all heating and cooling calls. Built to exact Carrier specifications, this transformer supplies stable, properly regulated control voltage for safe, consistent operation. It commonly fails after power surges, wiring shorts, or a welded contactor, so a factory-matched replacement is the reliable fix. This unit matches the FA4BNF036010AAAA for correct primary and secondary ratings plus mounting fit. Installation is a moderate job best left to a qualified technician because of the low-voltage wiring involved—usually 30 to 45 minutes with power disconnected. Confirm your wire connections match the original before restoring power. Order before 3PM CST and your transformer ships the same business day so comfort returns quickly. Choose genuine Carrier parts for dependable, long-lasting performance.\u003c\/p\u003e\n\u003ch2\u003eCompatibility\u003c\/h2\u003e\n\u003cp\u003eThis part is compatible with Carrier model FA4BNF036010AAAA.\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":62956261179763,"sku":"carrier-transformer-fa4bnf036010aaaa","price":54.95,"currency_code":"USD","in_stock":true}],"url":"https:\/\/nationalhvacparts.com\/products\/carrier-transformer-fa4bnf036010aaaa","provider":"National HVAC Parts","version":"1.0","type":"link"}