{"product_id":"carrier-pg8jeb054070aaja-transformer-o8sti3","title":"OEM Carrier 40VA Transformer 120V\/24V for PG8JEB054070AAJA","description":"\u003ch1\u003eOEM Carrier 40VA Control Transformer 120V\/24V for Furnace Model PG8JEB054070AAJA\u003c\/h1\u003e\u003cp\u003eThis OEM control transformer is the factory-specified replacement for the \u003cstrong\u003eCarrier PG8JEB054070AAJA\u003c\/strong\u003e gas furnace. The transformer steps down 120V line voltage to the 24V signal that powers the thermostat, control board, gas valve, and all low-voltage safety circuits. When it fails — due to a short, wiring fault, or age — \u003cem\u003enothing in the control circuit works\u003c\/em\u003e: the furnace will not respond to the thermostat, will not attempt ignition, and may blow the inline fuse. OEM part number \u003cstrong\u003e322666-701\u003c\/strong\u003e has been superseded by \u003cstrong\u003eHT680054\u003c\/strong\u003e, the current factory-authorized replacement.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpecs:\u003c\/strong\u003e 40VA rating | 120V primary | 24V secondary | 60 Hz | Single-phase | Compact 3″ × 2-2\/16″ × 2″ form factor — factory fit, no modification needed\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOEM vs Generic:\u003c\/strong\u003e This is a genuine Carrier Factory Authorized Part engineered to exact VA and voltage tolerances. Undersized or off-brand transformers can overheat under combined control-circuit load, tripping thermal protection and causing nuisance lockouts.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInstall Difficulty: 2\/5\u003c\/strong\u003e — Disconnect power at the breaker before starting. Tools needed: flathead and Phillips screwdrivers, needle-nose pliers, multimeter (to verify 24V output after install). Photograph all wiring connections before removal. Typical install time: 20–30 minutes.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWarranty:\u003c\/strong\u003e 1-year OEM factory warranty. In stock and ships 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\u003ePG8JEB054070AAJA\u003c\/strong\u003e gas furnace. OEM part 322666-701 is factory-superseded by HT680054 — both part numbers are fulfilled with the current OEM unit. Verify your furnace's data plate shows 120V\/24V control circuit before ordering. Our HVAC parts specialists are available to confirm fitment before you buy — order with confidence.\u003c\/p\u003e","brand":"Carrier","offers":[{"title":"OEM","offer_id":62643092226419,"sku":"CARRIE-PG8JEB054070AAJA-TRANSFORMER-322666-701","price":55.95,"currency_code":"USD","in_stock":true},{"title":"Generic","offer_id":62643092259187,"sku":"CARRIE-PG8JEB054070AAJA-TRANSFORMER-322666-701-GEN","price":48.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0984\/1190\/5395\/files\/nhvac-transformer-322666-701_d12844a4-a3c4-46d6-a043-d9da4136f37c.jpg?v=1775016331","url":"https:\/\/nationalhvacparts.com\/products\/carrier-pg8jeb054070aaja-transformer-o8sti3","provider":"National HVAC Parts","version":"1.0","type":"link"}