{"product_id":"carrier-pg8jaa024070acja-transformer-h2usbz","title":"OEM Carrier 40VA Transformer 120V–24V for PG8JAA024070ACJA","description":"\u003ch1\u003eOEM Carrier 40VA Control Transformer HT01BC116 for Model PG8JAA024070ACJA\u003c\/h1\u003e\u003cp\u003eThis OEM control transformer (part number \u003cstrong\u003eHT01BC116\u003c\/strong\u003e) is the factory-specified replacement for the \u003cstrong\u003eCarrier PG8JAA024070ACJA\u003c\/strong\u003e packaged gas furnace. The transformer steps down 120V line voltage to the 24V AC signal that powers the entire control circuit — including the thermostat, gas valve, inducer relay, and ignition board. When it fails, \u003cem\u003enothing works\u003c\/em\u003e: no call for heat is processed, the board appears dead, and the system will not attempt to start. A failed transformer is often misdiagnosed as a control board failure, so always verify transformer output voltage first.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpecs:\u003c\/strong\u003e 120V primary | 24V secondary | 40VA rating | Factory-matched OEM tolerances | Class 2 rated control transformer\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOEM vs Generic:\u003c\/strong\u003e The OEM HT01BC116 is wound and insulated to Carrier's exact VA and thermal specifications. Generic transformers with undersized VA ratings can overheat, blow internal fuses, or cause erratic thermostat behavior — costing far more in callbacks than the price difference.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInstall Difficulty: 2\/5\u003c\/strong\u003e — Shut off all power to the unit before servicing. Tools needed: flathead and Phillips screwdrivers, multimeter (to verify 24V output after install), wire nuts or spade connectors. Photograph all wiring connections before disconnecting the old unit.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWarranty:\u003c\/strong\u003e 1-year OEM factory warranty. Orders placed before cutoff ship same business day from our warehouse.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eCompatibility:\u003c\/strong\u003e Designed for the Carrier \u003cstrong\u003ePG8JAA024070ACJA\u003c\/strong\u003e packaged gas furnace. Verify your unit's control circuit voltage requirements on the data plate before ordering. If you're unsure of fitment, our HVAC parts specialists can confirm compatibility before you buy — same-day shipping available on all in-stock OEM parts.\u003c\/p\u003e","brand":"Carrier","offers":[{"title":"OEM","offer_id":62643218841971,"sku":"CARRIE-PG8JAA024070ACJA-TRANSFORMER-HT01BC116","price":34.95,"currency_code":"USD","in_stock":true},{"title":"Generic","offer_id":62643218874739,"sku":"CARRIE-PG8JAA024070ACJA-TRANSFORMER-HT01BC116-GEN","price":30.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0984\/1190\/5395\/files\/nhvac-transformer-HT01BC116_91abfbc9-d3d6-4b65-b1f1-d1d2003854f7.jpg?v=1775016345","url":"https:\/\/nationalhvacparts.com\/products\/carrier-pg8jaa024070acja-transformer-h2usbz","provider":"National HVAC Parts","version":"1.0","type":"link"}