{"product_id":"carrier-ga2aad060110acja-transformer-h2usbz","title":"OEM Carrier Transformer 40VA 120V\/24V for GA2AAD060110ACJA","description":"\u003ch1\u003eOEM Carrier Transformer 40VA 120V to 24V Control Circuit for Model GA2AAD060110ACJA\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 GA2AAD060110ACJA\u003c\/strong\u003e packaged gas\/electric unit. The transformer steps down 120V line voltage to the 24V signal voltage required to power the thermostat circuit, control board, contactor coil, and gas valve. When this component fails, the entire control circuit goes dead — the thermostat display may go blank, the system will not respond to any calls for heating or cooling, and no 24V accessories will function. It is often the first component to test when nothing in the system responds.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpecs:\u003c\/strong\u003e 40VA rating | 120V primary \/ 24V secondary | Factory-matched OEM output | Compatible with R-410A system control architecture | OEM Part Number: HT01BC116\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOEM vs Generic:\u003c\/strong\u003e The OEM HT01BC116 transformer is wound to exact VA and voltage tolerance specifications. Generic transformers may run under-rated VA, causing thermal overload shutdowns under full 24V load — especially problematic when multiple accessories share the control circuit.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInstall difficulty: 2\/5\u003c\/strong\u003e — Shut off all power at the disconnect and breaker before beginning. Tools needed: flathead and Phillips screwdrivers, wire nuts or push connectors, multimeter. Photograph all wiring connections before removal. Verify 24V output with a multimeter after installation before restoring full power.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWarranty:\u003c\/strong\u003e 1-year OEM factory warranty. Ships same business day from our stocked warehouse.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eCompatibility:\u003c\/strong\u003e Engineered for the Carrier \u003cstrong\u003eGA2AAD060110ACJA\u003c\/strong\u003e packaged unit. Always confirm your existing transformer's VA rating and primary\/secondary voltages on the unit data plate or existing component label before ordering. Our fitment team is available to verify compatibility before you buy. Order today and receive same-day shipping on in-stock OEM parts.\u003c\/p\u003e","brand":"Carrier","offers":[{"title":"OEM","offer_id":62909438427507,"sku":"CARRIE-GA2AAD060110ACJA-TRANSFORMER-HT01BC116","price":47.25,"currency_code":"USD","in_stock":true},{"title":"Generic","offer_id":62909438460275,"sku":"CARRIE-GA2AAD060110ACJA-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_9d2a152b-de2a-4016-b47c-6be8ccbe2f03.jpg?v=1782941339","url":"https:\/\/nationalhvacparts.com\/products\/carrier-ga2aad060110acja-transformer-h2usbz","provider":"National HVAC Parts","version":"1.0","type":"link"}