{"product_id":"carrier-py3gpaa30060na-transformer-h30291","title":"OEM Carrier Control Transformer 40VA 208\/240V–24V for PY3GPAA30060NA","description":"\u003ch1\u003eOEM Carrier Control Transformer 40VA 208\/240V to 24V — Model PY3GPAA30060NA\u003c\/h1\u003e\u003cp\u003eThis OEM control transformer is the factory-specified replacement for the \u003cstrong\u003eCarrier PY3GPAA30060NA\u003c\/strong\u003e HVAC unit. Part number \u003cstrong\u003eHT01BD209\u003c\/strong\u003e steps down line voltage from 208\/240V to a stable 24V output, powering the thermostat, control board, and all low-voltage control circuitry. When this transformer fails, the entire control circuit goes dead — symptoms include a blank thermostat, unresponsive controls, tripped fuses on the secondary side, or a system that simply won't respond to any call for heating or cooling.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpecs:\u003c\/strong\u003e 40VA capacity | 208\/240V primary input | 24V secondary output | 50\/60 Hz | Class 2 control transformer | Foot-mount configuration\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOEM vs Generic:\u003c\/strong\u003e This is a genuine Carrier OEM part, manufactured to exact factory voltage and VA tolerances. Generic transformers frequently underperform on VA rating, causing nuisance tripping of secondary fuses and premature control board failures.\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, wire stripper, multimeter. Photograph all wiring connections before removing the old transformer. Verify 24V output with a multimeter after installation before restoring full system power.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWarranty:\u003c\/strong\u003e 1-year OEM factory warranty. Ships same business day from our warehouse.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eCompatibility:\u003c\/strong\u003e Direct OEM replacement for Carrier model \u003cstrong\u003ePY3GPAA30060NA\u003c\/strong\u003e. Also replaces superseded part numbers HT01BD207, HT01CN232, and 9076-00. Verify primary voltage (208V or 240V) against your unit's data plate before ordering. Need help confirming fitment? Our HVAC parts specialists verify compatibility before you buy — ships today when ordered before cutoff.\u003c\/p\u003e","brand":"Carrier","offers":[{"title":"OEM","offer_id":62640440607091,"sku":"CARRIE-PY3GPAA30060NA-TRANSFORMER-HT01BD209","price":50.95,"currency_code":"USD","in_stock":true},{"title":"Generic","offer_id":62640440639859,"sku":"CARRIE-PY3GPAA30060NA-TRANSFORMER-HT01BD209-GEN","price":44.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0984\/1190\/5395\/files\/nhvac-transformer-HT01BD209_6d7b48a5-f99c-4287-a8f3-05bc82310797.jpg?v=1775025692","url":"https:\/\/nationalhvacparts.com\/products\/carrier-py3gpaa30060na-transformer-h30291","provider":"National HVAC Parts","version":"1.0","type":"link"}