{"product_id":"carrier-pg9maa060120abka-transformer-h2usbz","title":"OEM Carrier Furnace Transformer 40VA 120V-24V for PG9MAA060120ABKA","description":"\u003ch1\u003eOEM Carrier Control Transformer 40VA 120V-24V for Model PG9MAA060120ABKA\u003c\/h1\u003e\u003cp\u003eThis OEM control transformer is the factory-specified replacement for the \u003cstrong\u003eCarrier PG9MAA060120ABKA\u003c\/strong\u003e gas furnace, superseding original part number \u003cstrong\u003eHT01BC116\u003c\/strong\u003e. The transformer steps down line voltage from 120V to 24V to power the entire low-voltage control circuit — including the thermostat, gas valve, inducer, and control board. When this part fails, the furnace loses all 24V control signal, resulting in a completely dead thermostat, no-heat calls, or a furnace that refuses to start regardless of thermostat input. This is often one of the first components to check during a no-heat diagnostic.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpecs:\u003c\/strong\u003e 40VA capacity | 120V primary \/ 24V secondary | 50\/60 Hz single phase | Compact form factor: 3\" L × 2-3\/16\" W × 2\" H | Wire lead connections\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOEM vs Generic:\u003c\/strong\u003e This OEM unit meets Carrier's exact VA rating and insulation class tolerances. Undersized or off-brand transformers can overheat under peak control-circuit load, blow the built-in fuse repeatedly, or cause erratic board behavior — costing more in callbacks than the part itself.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInstall difficulty: 2\/5\u003c\/strong\u003e — Shut off furnace power at the disconnect before starting. Tools needed: flathead and Phillips screwdrivers, needle-nose pliers, multimeter (to verify 24V output after install). Photograph existing wiring leads before disconnecting. Swap wire-for-wire and secure to original mounting bracket.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWarranty:\u003c\/strong\u003e 1-year OEM manufacturer warranty. In-stock units ship same business day when ordered by 5 PM local time.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eCompatibility:\u003c\/strong\u003e Direct OEM replacement for Carrier model \u003cstrong\u003ePG9MAA060120ABKA\u003c\/strong\u003e gas furnace. Supersedes discontinued part HT01BC116; current OEM equivalent is HT680054. Also cross-references HT01BC115, HT01BB126, HT01CT120, HT01BC120, HT01AW115, and HT01AA012 — confirm your original part number on the furnace data plate before ordering. Order now and our team will verify fitment before your part ships.\u003c\/p\u003e","brand":"Carrier","offers":[{"title":"OEM","offer_id":62642262147443,"sku":"CARRIE-PG9MAA060120ABKA-TRANSFORMER-HT01BC116","price":51.95,"currency_code":"USD","in_stock":true},{"title":"Generic","offer_id":62642262180211,"sku":"CARRIE-PG9MAA060120ABKA-TRANSFORMER-HT01BC116-GEN","price":45.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0984\/1190\/5395\/files\/nhvac-transformer-HT01BC116_80da0bb8-b601-451b-9854-21b8b91ce103.jpg?v=1775031712","url":"https:\/\/nationalhvacparts.com\/products\/carrier-pg9maa060120abka-transformer-h2usbz","provider":"National HVAC Parts","version":"1.0","type":"link"}