{"product_id":"carrier-py3ppa060130na-transformer-h30291","title":"OEM Carrier Transformer 40VA 208\/240V–24V for PY3PPA060130NA","description":"\u003ch1\u003eOEM Carrier Control Transformer 40VA 208\/240V to 24V — HT01BD209 for Model PY3PPA060130NA\u003c\/h1\u003e\u003cp\u003eThis is the OEM factory-specified control transformer for the \u003cstrong\u003eCarrier PY3PPA060130NA\u003c\/strong\u003e packaged unit. The transformer steps down line voltage from 208\/240V to the 24V DC signal that powers your thermostat, control board, and low-voltage control circuit. When this part fails, the entire low-voltage system goes dark — your thermostat becomes unresponsive, relays won't energize, and the unit will not heat, cool, or operate in any mode. A failed transformer is one of the most common causes of a completely unresponsive HVAC system and is often misdiagnosed as a thermostat or control board failure.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpecs:\u003c\/strong\u003e 208\/240V primary input | 24V secondary output | 40VA power rating | 50\/60 Hz | OEM part number HT01BD209 — factory-matched to Carrier PY3PPA060130NA specifications\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOEM vs Generic:\u003c\/strong\u003e OEM transformers are wound to exact VA tolerances required by the Carrier control circuit. Undersized or generic transformers can sag under load, causing intermittent lockouts, board resets, and premature control board failure — negating any short-term savings.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInstall difficulty: 2\/5\u003c\/strong\u003e — Shut off all power to the unit before beginning. Tools needed: flathead and Phillips screwdrivers, wire stripper, multimeter. Label or photograph all low-voltage wiring connections before disconnecting. Verify 24V output after installation before restoring full power.\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 Engineered as the direct OEM replacement for \u003cstrong\u003eCarrier model PY3PPA060130NA\u003c\/strong\u003e. Verify your unit's data plate shows a 208\/240V primary control circuit before ordering. Not sure if this is the right part? Contact our HVAC parts specialists — we confirm fitment before you buy.\u003c\/p\u003e","brand":"Carrier","offers":[{"title":"OEM","offer_id":62640343023987,"sku":"CARRIE-PY3PPA060130NA-TRANSFORMER-HT01BD209","price":47.25,"currency_code":"USD","in_stock":true},{"title":"Generic","offer_id":62640343056755,"sku":"CARRIE-PY3PPA060130NA-TRANSFORMER-HT01BD209-GEN","price":18.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0984\/1190\/5395\/files\/nhvac-transformer-control-HT01BD209_9d4b9f71-9fcb-416a-a326-40aa569b6961.jpg?v=1782942441","url":"https:\/\/nationalhvacparts.com\/products\/carrier-py3ppa060130na-transformer-h30291","provider":"National HVAC Parts","version":"1.0","type":"link"}