{"product_id":"payne-pa3ppa060000aa-transformer-h30291","title":"OEM Payne Transformer 40VA 120\/24V for PA3PPA060000AA — HT01BD209","description":"\u003ch1\u003eOEM Payne 40VA Control Transformer for Model PA3PPA060000AA — Part HT01BD209\u003c\/h1\u003e\u003cp\u003eThis OEM control transformer (part number \u003cstrong\u003eHT01BD209\u003c\/strong\u003e) is the factory-specified replacement for the \u003cstrong\u003ePayne PA3PPA060000AA\u003c\/strong\u003e packaged air conditioning unit. The transformer steps down 120V line voltage to 24V to power the entire low-voltage control circuit — including the thermostat, contactor coil, and control board. When it fails, nothing in the system responds: the thermostat goes blank, the unit won't energize, and the control board loses all power. If you've already verified your thermostat and control board are intact, a failed transformer is the likely culprit.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpecs:\u003c\/strong\u003e 40VA rating | 120V primary \/ 24V secondary | Factory-matched OEM output tolerances | Compact form factor for direct drop-in replacement\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOEM vs Generic:\u003c\/strong\u003e OEM transformers like HT01BD209 are wound to exact VA and voltage tolerances required by the Payne control circuit. Undersized or off-tolerance generic units can cause nuisance tripping, control board brownouts, or premature contactor coil failure.\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, needle-nose pliers, multimeter (to confirm 24V output after install). Label or photograph all low-voltage wiring before disconnecting from the old transformer.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWarranty:\u003c\/strong\u003e 1-year OEM factory warranty. In stock and ships the same business day from our warehouse.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eCompatibility:\u003c\/strong\u003e Designed for the Payne \u003cstrong\u003ePA3PPA060000AA\u003c\/strong\u003e 5-ton packaged air conditioning unit. Always verify your existing transformer's VA rating and primary\/secondary voltages on the unit's data plate or wiring diagram before ordering. Our fitment team is available to confirm compatibility before you buy — just reach out before placing your order.\u003c\/p\u003e","brand":"Payne","offers":[{"title":"OEM","offer_id":62908895560051,"sku":"PAYNE-PA3PPA060000AA-TRANSFORMER-HT01BD209","price":34.95,"currency_code":"USD","in_stock":true},{"title":"Generic","offer_id":62908895592819,"sku":"PAYNE-PA3PPA060000AA-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_bad9b531-31aa-41df-a23b-77fda1e47b1c.jpg?v=1780718800","url":"https:\/\/nationalhvacparts.com\/products\/payne-pa3ppa060000aa-transformer-h30291","provider":"National HVAC Parts","version":"1.0","type":"link"}