{"product_id":"payne-pa3gnaa60000aa-transformer-h30291","title":"OEM Payne Transformer 40VA 120V-24V for PA3GNAA60000AA","description":"\u003ch1\u003eOEM Payne 40VA Control Transformer for Model PA3GNAA60000AA\u003c\/h1\u003e\u003cp\u003eThis is the factory OEM replacement transformer (part# \u003cstrong\u003eHT01BD209\u003c\/strong\u003e) for the \u003cstrong\u003ePayne PA3GNAA60000AA\u003c\/strong\u003e packaged air conditioner. The transformer steps down 120V line voltage to the 24V signal required by the thermostat, contactor coil, and all low-voltage control circuits. When this component fails, the entire control system goes dark — the thermostat loses communication, the contactor won't energize, and the system will not respond to any call for heating or cooling. A failed transformer is often the first diagnosis when absolutely nothing works despite the unit having line power.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpecs:\u003c\/strong\u003e 40VA rating | 120V primary \/ 24V secondary | OEM part number HT01BD209 | Factory-matched electrical ratings for the PA3GNAA60000AA control board circuit\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOEM vs Generic:\u003c\/strong\u003e This OEM transformer is wound to the exact VA rating and insulation class required by Payne. Generic substitutes may run at marginal VA capacity, causing overheating under normal control-circuit load and shortening service life significantly.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInstall difficulty: 2\/5\u003c\/strong\u003e — Disconnect power at the breaker before beginning. Tools needed: flathead and Phillips screwdrivers, wire stripper, multimeter for verification. Note primary and secondary wire colors before disconnecting, or photograph wiring. Replace one wire at a time to avoid miswiring.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWarranty:\u003c\/strong\u003e 1-year OEM factory warranty. Orders placed by cutoff ship the same business day from our climate-controlled warehouse.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eCompatibility:\u003c\/strong\u003e Designed specifically for the Payne \u003cstrong\u003ePA3GNAA60000AA\u003c\/strong\u003e packaged unit. Verify your existing transformer's VA rating and primary\/secondary voltages on the data plate or control board label before ordering to ensure correct fitment. Have your model and OEM part number handy — our HVAC parts specialists are available to confirm compatibility before you buy.\u003c\/p\u003e","brand":"Payne","offers":[{"title":"OEM","offer_id":62908904964467,"sku":"PAYNE-PA3GNAA60000AA-TRANSFORMER-HT01BD209","price":34.95,"currency_code":"USD","in_stock":true},{"title":"Generic","offer_id":62908904997235,"sku":"PAYNE-PA3GNAA60000AA-TRANSFORMER-HT01BD209-GEN","price":30.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0984\/1190\/5395\/files\/nhvac-transformer-HT01BD209_dab3bdf4-8632-48ee-a1ee-26abd5e3a97f.jpg?v=1780718845","url":"https:\/\/nationalhvacparts.com\/products\/payne-pa3gnaa60000aa-transformer-h30291","provider":"National HVAC Parts","version":"1.0","type":"link"}