{"product_id":"carrier-py2pnb036060aa-transformer-h30291","title":"OEM Carrier Transformer 40VA 208\/240V–24V for PY2PNB036060AA","description":"\u003ch1\u003eOEM Carrier Control Transformer 40VA 208\/240V to 24V — Model PY2PNB036060AA\u003c\/h1\u003e\u003cp\u003eThis is the OEM factory-specified control transformer for the \u003cstrong\u003eCarrier PY2PNB036060AA\u003c\/strong\u003e packaged unit. The transformer steps down 208\/240V line voltage to the 24V AC signal that powers your thermostat, control board, and every relay in the system. When this component fails, the entire control circuit goes dark — the thermostat shows no power, the unit won't respond to any call for heating or cooling, and no safety outputs can activate. Replacing it with the correct OEM part (part number \u003cstrong\u003eHT01BD209\u003c\/strong\u003e) restores factory-spec voltage regulation and prevents nuisance faults caused by under- or over-voltage to downstream controls.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpecs:\u003c\/strong\u003e Primary voltage 208\/240V | Secondary voltage 24V | Power rating 40VA | Frequency 50\/60 Hz | OEM part number HT01BD209\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOEM vs Generic:\u003c\/strong\u003e OEM transformers are wound to exact factory tolerances, ensuring stable 24V output under full control-circuit load. Generic units may sag under load, causing intermittent lockouts, erratic thermostat behavior, or contactor chatter over time.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInstall difficulty: 2\/5\u003c\/strong\u003e — Disconnect all power before beginning. Tools needed: flathead and Phillips screwdrivers, needle-nose pliers, multimeter (verify 0V at terminals before touching wires). Photograph or label all wire connections before removal. Transformer typically mounts to the control panel with two screws; reconnect primary and secondary leads to matching terminals.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWarranty:\u003c\/strong\u003e 1-year OEM factory warranty against defects. 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 specifically for the \u003cstrong\u003eCarrier PY2PNB036060AA\u003c\/strong\u003e packaged unit. Verify your unit's data plate shows 208\/240V supply voltage and a 24V control circuit before ordering. Cross-references include Carrier HT01CN232 and HT01CN233 in applicable configurations. Our fitment team is available to confirm compatibility before you buy — order with confidence and get back up and running today.\u003c\/p\u003e","brand":"Carrier","offers":[{"title":"OEM","offer_id":62640542384499,"sku":"CARRIE-PY2PNB036060AA-TRANSFORMER-HT01BD209","price":47.25,"currency_code":"USD","in_stock":true},{"title":"Generic","offer_id":62640542417267,"sku":"CARRIE-PY2PNB036060AA-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_fa07366d-9828-49c0-ac1a-a6fd36b504f5.jpg?v=1782942293","url":"https:\/\/nationalhvacparts.com\/products\/carrier-py2pnb036060aa-transformer-h30291","provider":"National HVAC Parts","version":"1.0","type":"link"}