{"product_id":"carrier-u19x080uw36b-transformer-h3hvc4","title":"OEM Carrier Furnace Transformer 40VA 120V-24V — U19X080UW36B","description":"\u003ch1\u003eOEM Carrier Furnace Transformer 40VA 120V to 24V\/12V for Model U19X080UW36B\u003c\/h1\u003e\u003cp\u003eThis is the factory OEM replacement transformer for the \u003cstrong\u003eCarrier U19X080UW36B\u003c\/strong\u003e furnace. The transformer steps down 120V line voltage to a safe 24V\/12V output to power the low-voltage control circuit — including your thermostat, ignition sequencing, and safety controls. When this transformer fails, the entire control circuit loses power: the thermostat goes blank, the system refuses to respond to any call for heat, and you may detect a faint buzzing or burning smell near the furnace control box. Replacing the transformer with the correct OEM part is one of the most reliable and cost-effective fixes available for a completely unresponsive furnace.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpecs:\u003c\/strong\u003e 120V Primary | 24V \/ 12V Secondary | 40VA Rating | OEM Part # HT01CN001 | Factory-matched output for Carrier U19X080UW36B control circuits\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOEM vs Generic:\u003c\/strong\u003e This is a genuine Carrier OEM transformer built to exact factory VA rating and winding tolerances. Undersized or off-spec aftermarket transformers are a leading cause of nuisance tripped breakers, burned control boards, and shortened system life — don't risk it on a component this critical.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInstall Difficulty: 3\/5\u003c\/strong\u003e — Shut off power at the disconnect and breaker before beginning. Tools needed: flat-head and Phillips screwdrivers, needle-nose pliers, non-contact voltage tester, multimeter. Label and photograph all wiring connections before removal. If the replacement transformer blows immediately, inspect all 24V control wiring for short circuits before condemning the part.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWarranty:\u003c\/strong\u003e 1-year OEM factory warranty. In-stock and ships same business day from our warehouse.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eCompatibility:\u003c\/strong\u003e Engineered as a direct drop-in replacement for the \u003cstrong\u003eCarrier U19X080UW36B\u003c\/strong\u003e furnace. Verify your existing transformer's primary voltage, secondary voltage, and VA rating against your unit's data plate before ordering. Cross-references include legacy Carrier part numbers HT01BJ115, 19EA41612, and 19EA42612. Need fitment confirmation? Our HVAC parts specialists verify compatibility before you buy — contact us today and get this part shipped the same business day.\u003c\/p\u003e","brand":"Carrier","offers":[{"title":"OEM","offer_id":62640248717683,"sku":"CARRIE-U19X080UW36B-TRANSFORMER-HT01CN001","price":353.95,"currency_code":"USD","in_stock":true},{"title":"Generic","offer_id":62640248750451,"sku":"CARRIE-U19X080UW36B-TRANSFORMER-HT01CN001-GEN","price":311.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0984\/1190\/5395\/files\/nhvac-transformer-HT01CN001_aa5b08f4-2b06-4795-8d22-7fba2d143f0f.jpg?v=1775031818","url":"https:\/\/nationalhvacparts.com\/products\/carrier-u19x080uw36b-transformer-h3hvc4","provider":"National HVAC Parts","version":"1.0","type":"link"}