{"product_id":"carrier-n6a48ng481824-transformer-h2usbz","title":"OEM Carrier Transformer 40VA 120V\/24V for N6A48NG481824","description":"\u003ch1\u003eOEM Carrier Control Transformer 40VA 120V\/24V for Model N6A48NG481824\u003c\/h1\u003e\u003cp\u003eThis OEM replacement transformer (part number \u003cstrong\u003eHT01BC116\u003c\/strong\u003e) is the factory-specified control circuit transformer for the \u003cstrong\u003eCarrier N6A48NG481824\u003c\/strong\u003e packaged gas\/electric unit. The transformer steps down line voltage from 120V to 24V AC to power the entire low-voltage control circuit — including the thermostat, contactor coil, gas valve, and control board. When the transformer fails, nothing in the system responds: the thermostat goes blank, the unit won't start, and you may find a blown 3A fuse on the control board. A failed transformer is often the first suspect when a system goes completely silent.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpecs:\u003c\/strong\u003e Primary voltage: 120V AC | Secondary voltage: 24V AC | VA rating: 40VA | OEM part number: HT01BC116 | Factory-matched output for stable low-voltage control\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOEM vs Generic:\u003c\/strong\u003e This OEM transformer is wound to Carrier's exact VA and voltage tolerance specifications. Generic transformers can output slightly off-spec voltage, causing nuisance tripping, contactor chatter, or premature control board failure — especially under peak load conditions.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInstall difficulty: 2\/5\u003c\/strong\u003e — Disconnect power at the breaker and verify voltage is absent before beginning. Tools needed: flathead and Phillips screwdrivers, needle-nose pliers, wire stripper, multimeter. Label or photograph all wiring connections before removal. Reconnect primary (line) leads first, then secondary (24V) leads.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWarranty:\u003c\/strong\u003e 1-year OEM factory warranty against defects. Orders placed before cutoff ship same business day from our climate-controlled warehouse.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eCompatibility:\u003c\/strong\u003e Designed and tested for the Carrier \u003cstrong\u003eN6A48NG481824\u003c\/strong\u003e packaged unit. Always verify your existing transformer's primary voltage, secondary voltage, and VA rating against your unit's data plate before ordering. If you're unsure of fitment, our HVAC parts specialists can confirm compatibility before you buy — no guesswork required. Order today and get your system back online fast.\u003c\/p\u003e","brand":"Carrier","offers":[{"title":"OEM","offer_id":62909274456435,"sku":"CARRIE-N6A48NG481824-TRANSFORMER-HT01BC116","price":47.25,"currency_code":"USD","in_stock":true},{"title":"Generic","offer_id":62909274489203,"sku":"CARRIE-N6A48NG481824-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_8cb5354e-468d-4475-85d3-30e792564b20.jpg?v=1782941768","url":"https:\/\/nationalhvacparts.com\/products\/carrier-n6a48ng481824-transformer-h2usbz","provider":"National HVAC Parts","version":"1.0","type":"link"}