{"product_id":"carrier-py2pnb024060nb-transformer-h30291","title":"OEM Carrier 40VA Control Transformer for PY2PNB024060NB","description":"\u003ch1\u003eOEM Carrier 40VA Control Transformer HT01BD209 for Model PY2PNB024060NB\u003c\/h1\u003e\u003cp\u003eThis OEM control transformer (part number \u003cstrong\u003eHT01BD209\u003c\/strong\u003e) is the factory-specified replacement for the \u003cstrong\u003eCarrier PY2PNB024060NB\u003c\/strong\u003e packaged unit. The transformer steps down 120V line voltage to the 24V signal used by your thermostat, contactor coil, and control board. When it fails, the entire low-voltage control circuit goes dead — the thermostat goes blank, the system won't respond to any call for heat or cool, and in some cases a tripped fuse on the board is the only clue that the transformer has shorted.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpecs:\u003c\/strong\u003e Primary: 120V AC | Secondary: 24V AC | VA Rating: 40VA | Factory-matched OEM form, fit, and function\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOEM vs Generic:\u003c\/strong\u003e OEM transformers like this HT01BD209 are wound to the factory's exact VA tolerance, protecting connected boards and coils from voltage sag under load. Generic alternatives may be under-rated for VA draw, causing nuisance tripping or premature board failure.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInstall difficulty: 2\/5\u003c\/strong\u003e — Shut off all power at the disconnect and breaker before starting. Tools needed: flathead and Phillips screwdrivers, multimeter (to verify 24V output after install), wire stripper. Label or photograph all low-voltage wiring before disconnecting from the board.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWarranty:\u003c\/strong\u003e 1-year OEM factory warranty. In-stock units ship same business day from our warehouse when ordered before cutoff.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eCompatibility:\u003c\/strong\u003e Designed for the Carrier \u003cstrong\u003ePY2PNB024060NB\u003c\/strong\u003e packaged unit. Always verify the VA rating and primary\/secondary voltage on your existing transformer's label before ordering. Our fitment team is available to confirm compatibility before you purchase — reach out via chat or phone.\u003c\/p\u003e","brand":"Carrier","offers":[{"title":"OEM","offer_id":62640548479347,"sku":"CARRIE-PY2PNB024060NB-TRANSFORMER-HT01BD209","price":35.95,"currency_code":"USD","in_stock":true},{"title":"Generic","offer_id":62640548512115,"sku":"CARRIE-PY2PNB024060NB-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_e8051445-2eff-4d63-b121-762302a7c0e0.jpg?v=1775016224","url":"https:\/\/nationalhvacparts.com\/products\/carrier-py2pnb024060nb-transformer-h30291","provider":"National HVAC Parts","version":"1.0","type":"link"}