{"product_id":"carrier-py3ppa060130ab-transformer-h30291","title":"OEM Carrier Transformer 40VA 208\/240V–24V for PY3PPA060130AB","description":"\u003ch1\u003eOEM Carrier Control Transformer 40VA 208\/240V to 24V — HT01BD209 for Model PY3PPA060130AB\u003c\/h1\u003e\u003cp\u003eThis OEM Carrier transformer (part #HT01BD209) is the factory-specified replacement for the \u003cstrong\u003eCarrier PY3PPA060130AB\u003c\/strong\u003e packaged HVAC unit. The transformer steps down 208\/240V line voltage to the 24V signal used by your thermostat, control board, contactor coil, and all low-voltage safety circuits. When it fails, the entire control circuit goes dark — the thermostat shows no response, the system won't call for heating or cooling, and no safety faults are logged because the board itself has no power.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpecs:\u003c\/strong\u003e Input 208\/240V | Output 24V secondary | 40VA power rating | 50\/60 Hz compatible | Factory-matched to Carrier PY3PPA060130AB electrical requirements\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOEM vs Generic:\u003c\/strong\u003e The OEM unit is wound to exact Carrier VA tolerances, ensuring the coil voltage delivered to the contactor and control board stays within spec under full load. Generic transformers often run underrated VA, causing thermal shutdowns and nuisance lockouts during peak demand.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInstall difficulty: 2\/5\u003c\/strong\u003e — Disconnect all power at the breaker before starting. Tools needed: multimeter (verify 0V before touching terminals), flathead and Phillips screwdrivers, wire stripper, and wire nuts or quick-connects. Label all low-voltage wires before removal. Confirm output voltage (24V ±10%) after installation before closing the panel.\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 NationalHVACParts.com warehouse.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eCompatibility:\u003c\/strong\u003e Designed for the Carrier \u003cstrong\u003ePY3PPA060130AB\u003c\/strong\u003e packaged unit. Verify input voltage on your unit's data plate (208V or 240V single-phase) before ordering. Cross-references include HT01CN232 and HT01CN233. Not sure it fits? Contact our fitment team before you order — we verify compatibility on every transformer sale.\u003c\/p\u003e","brand":"Carrier","offers":[{"title":"OEM","offer_id":62640343679347,"sku":"CARRIE-PY3PPA060130AB-TRANSFORMER-HT01BD209","price":47.25,"currency_code":"USD","in_stock":true},{"title":"Generic","offer_id":62640343712115,"sku":"CARRIE-PY3PPA060130AB-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_92dff114-af45-4d89-90df-1012d79c3e66.jpg?v=1782942438","url":"https:\/\/nationalhvacparts.com\/products\/carrier-py3ppa060130ab-transformer-h30291","provider":"National HVAC Parts","version":"1.0","type":"link"}