{"product_id":"carrier-n6d48ng480088-transformer-h2usbz","title":"OEM Carrier Transformer 40VA 120V\/24V for N6D48NG480088","description":"\u003ch1\u003eOEM Carrier Control Transformer 40VA 120V to 24V for Model N6D48NG480088\u003c\/h1\u003e\u003cp\u003eThis is the OEM factory-specified control circuit transformer (part number \u003cstrong\u003eHT01BC116\u003c\/strong\u003e) for the \u003cstrong\u003eCarrier N6D48NG480088\u003c\/strong\u003e packaged unit. The transformer steps down 120V line voltage to the 24V signal voltage required by your thermostat, control board, contactor coil, and all low-voltage safety circuits. When this transformer fails, the entire control circuit goes dark — your thermostat shows no response, the system will not call for heating or cooling, and diagnostic LEDs on the control board may be completely off. It is one of the first components to check when nothing works at all.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpecs:\u003c\/strong\u003e 40VA rated | Primary: 120V | Secondary: 24V | OEM part number HT01BC116 | Direct factory replacement\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOEM vs Generic:\u003c\/strong\u003e OEM transformers are wound to exact VA and voltage tolerances required by Carrier's control circuitry. Undersized or off-tolerance generic transformers can sag under load, causing nuisance lockouts, erratic thermostat behavior, and premature contactor coil failure.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInstall difficulty: 2\/5\u003c\/strong\u003e — Disconnect power at the breaker and verify zero voltage before touching any wiring. Tools needed: flathead and Phillips screwdrivers, multimeter, wire nuts or spade connectors. Label all wires before disconnecting. Secondary 24V terminals are low voltage but primary 120V terminals are lethal — treat them accordingly.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWarranty:\u003c\/strong\u003e 1-year OEM factory warranty against defects. In stock and ships the same business day from our warehouse.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eCompatibility:\u003c\/strong\u003e Designed specifically for the \u003cstrong\u003eCarrier N6D48NG480088\u003c\/strong\u003e packaged unit. Confirm your existing transformer's VA rating and primary\/secondary voltages match using the data plate inside the unit's control panel before ordering. If you're unsure of fitment, our HVAC parts specialists can verify compatibility before you purchase — same-day shipping on all confirmed in-stock orders.\u003c\/p\u003e","brand":"Carrier","offers":[{"title":"OEM","offer_id":62909269148019,"sku":"CARRIE-N6D48NG480088-TRANSFORMER-HT01BC116","price":47.25,"currency_code":"USD","in_stock":true},{"title":"Generic","offer_id":62909269180787,"sku":"CARRIE-N6D48NG480088-TRANSFORMER-HT01BC116-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-HT01BC116_e9160771-e9ec-40ae-988d-d767ce21104c.jpg?v=1782941778","url":"https:\/\/nationalhvacparts.com\/products\/carrier-n6d48ng480088-transformer-h2usbz","provider":"National HVAC Parts","version":"1.0","type":"link"}