{"product_id":"carrier-u19x150u60b-transformer-h3hvc4","title":"OEM Carrier Transformer 40VA 120V to 24V for U19X150U60B","description":"\u003ch1\u003eOEM Carrier Furnace Transformer 40VA 120V to 24V\/12V for Model U19X150U60B\u003c\/h1\u003e\u003cp\u003eThis is the genuine OEM Carrier transformer (part number \u003cstrong\u003eHT01CN001\u003c\/strong\u003e), the factory-specified control circuit transformer for the \u003cstrong\u003eCarrier U19X150U60B\u003c\/strong\u003e. The transformer steps down 120V line voltage to a safe 24V (and 12V) output to power the low-voltage control circuit — including your thermostat, relay coils, and control board. When this part fails, the entire control circuit loses power: the thermostat goes dark, the system won't respond to calls for heating or cooling, and you may hear a faint buzz or nothing at all from the unit.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpecs:\u003c\/strong\u003e Primary voltage: 120V | Secondary voltage: 12V \/ 24V | VA rating: 40VA | Factory OEM part number: HT01CN001 | Replaces legacy part numbers HT01BJ115, 19EA41612, 19EA42612\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOEM vs Generic:\u003c\/strong\u003e This is a genuine Carrier factory part — not an aftermarket substitute. OEM transformers are wound to exact VA and voltage tolerances, protecting downstream components like your control board and thermostat from under- or over-voltage damage that generic units can cause.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInstall Difficulty: 3\/5\u003c\/strong\u003e — Shut off power at the breaker before beginning. Photograph all low-voltage wiring before disconnecting. Tools needed: flathead and Phillips screwdrivers, needle-nose pliers, multimeter (to verify 24V output after installation). If the transformer has blown a fuse, inspect control wiring for shorts before powering up the replacement.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWarranty:\u003c\/strong\u003e 1-year OEM factory warranty. Ships same business day from our warehouse — order before 3 PM local time.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eCompatibility:\u003c\/strong\u003e Engineered for the Carrier \u003cstrong\u003eU19X150U60B\u003c\/strong\u003e. Verify your unit's data plate voltage and VA requirements before ordering — substituting incorrect VA-rated transformers can damage control boards. Our parts specialists are available to confirm fitment before you buy. Order today and get your system back online fast.\u003c\/p\u003e","brand":"Carrier","offers":[{"title":"OEM","offer_id":62640245997939,"sku":"CARRIE-U19X150U60B-TRANSFORMER-HT01CN001","price":353.95,"currency_code":"USD","in_stock":true},{"title":"Generic","offer_id":62640246030707,"sku":"CARRIE-U19X150U60B-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_cec1db62-d148-4a2f-9ff6-7b0b901214c4.jpg?v=1775041253","url":"https:\/\/nationalhvacparts.com\/products\/carrier-u19x150u60b-transformer-h3hvc4","provider":"National HVAC Parts","version":"1.0","type":"link"}