{"product_id":"carrier-fe4anb005000abaa-transformer-h3hww2","title":"OEM Carrier Transformer 40VA 120V\/24V for FE4ANB005000ABAA","description":"\u003ch1\u003eOEM Carrier Transformer 40VA 120V\/24V for Model FE4ANB005000ABAA\u003c\/h1\u003e\u003cp\u003eThis is the OEM replacement transformer (part number \u003cstrong\u003eHT01CN236\u003c\/strong\u003e) for the \u003cstrong\u003eCarrier FE4ANB005000ABAA\u003c\/strong\u003e air handler. The transformer steps down line voltage from 120V to the 24V AC signal required to power your thermostat, control board, and all low-voltage control circuits. When the transformer fails, the entire control circuit goes dead — your thermostat displays nothing, the system won't respond to calls for heating or cooling, and no error codes are generated because the board itself has no power.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpecs:\u003c\/strong\u003e 40VA rated | Primary: 120V | Secondary: 24V AC | OEM part number HT01CN236 | Factory-matched for Carrier FE4ANB005000ABAA air handlers\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOEM vs Generic:\u003c\/strong\u003e OEM transformers are wound to exact VA and voltage tolerances specified by Carrier engineering. Generic units with loose VA ratings can under-power the control board under load, causing intermittent lockouts and nuisance tripping of the built-in thermal fuse.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInstall difficulty: 2\/5\u003c\/strong\u003e — Shut off power at the breaker and verify with a multimeter before touching any wiring. Tools needed: flathead and Phillips screwdrivers, wire nuts or quick-connect terminals, multimeter. Label all low-voltage wires before disconnecting. Most techs complete the swap in under 20 minutes.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWarranty:\u003c\/strong\u003e 1-year OEM factory warranty against defects. Orders placed by 3 PM local time ship same business day from our climate-controlled warehouse.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eCompatibility:\u003c\/strong\u003e Designed specifically for the Carrier \u003cstrong\u003eFE4ANB005000ABAA\u003c\/strong\u003e fan coil air handler. Always verify your existing transformer's VA rating and primary\/secondary voltages on the unit data plate or the old transformer's label before ordering. Need fitment confirmation? Our HVAC parts specialists verify compatibility before your order ships — no guesswork required.\u003c\/p\u003e","brand":"Carrier","offers":[{"title":"OEM","offer_id":62909519888755,"sku":"CARRIE-FE4ANB005000ABAA-TRANSFORMER-HT01CN236","price":47.25,"currency_code":"USD","in_stock":true},{"title":"Generic","offer_id":62909519921523,"sku":"CARRIE-FE4ANB005000ABAA-TRANSFORMER-HT01CN236-GEN","price":18.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0984\/1190\/5395\/files\/nhvac-transformer-control-HT01CN236_f59c005e-dc00-4d9e-b4f8-3713685a5d9c.jpg?v=1782940977","url":"https:\/\/nationalhvacparts.com\/products\/carrier-fe4anb005000abaa-transformer-h3hww2","provider":"National HVAC Parts","version":"1.0","type":"link"}