{"product_id":"carrier-ph14na03000gaaaa-transformer-h4oyjb","title":"OEM Carrier Control Transformer 60VA 115\/208\/230V — PH14NA03000GAAAA","description":"\u003ch1\u003eOEM Carrier Control Transformer 60VA 115\/208\/230V for Model PH14NA03000GAAAA\u003c\/h1\u003e\u003cp\u003eThis OEM control transformer is the factory-specified replacement for the \u003cstrong\u003eCarrier PH14NA03000GAAAA\u003c\/strong\u003e heat pump system. The transformer steps down high-voltage line power — 115V, 208V, or 230V primary — to the 24V AC signal that energizes every low-voltage control in the system: the thermostat, contactor coil, reversing valve solenoid, and control board logic. When this transformer fails, the entire control circuit goes dark — no thermostat response, no contactor pull-in, and no operation at all. A shorted secondary, blown fuse, or burned winding are the most common failure modes.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpecs:\u003c\/strong\u003e 60VA power rating | 115\/208\/230V AC primary (50\/60 Hz) | 24V AC secondary | Foot-mount configuration | Part number HT01AW229 \/ HT01AW229A\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOEM vs Generic:\u003c\/strong\u003e This is a genuine Carrier Factory Authorized Part. OEM transformers are wound to exact VA and impedance tolerances, protecting downstream boards and contactors from voltage sag under load — a common failure mode with undersized generic replacements.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInstall difficulty: 2\/5\u003c\/strong\u003e — Disconnect all power before starting. Tools needed: multimeter (to verify 24V output post-install), flathead and Phillips screwdrivers, wire stripper, and needle-nose pliers. Photograph all wiring connections before removal. Always check for a blown 3A or 5A inline fuse on the secondary — a shorted board can take out a new transformer within minutes if the fault isn't cleared first.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWarranty:\u003c\/strong\u003e 1-year OEM factory warranty. Ships same business day from our stocked 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 PH14NA03000GAAAA\u003c\/strong\u003e. Also cross-references to HT01AW229A, CIN-TRAN, 30-BV2006, and 30-1814A. Verify your unit's data plate voltage configuration before ordering — 115V, 208V, and 230V primary inputs are all supported. Questions about fitment? Our HVAC parts specialists confirm compatibility before you buy.\u003c\/p\u003e","brand":"Carrier","offers":[{"title":"OEM","offer_id":62641781637491,"sku":"CARRIE-PH14NA03000GAAAA-TRANSFORMER-HT01AW229","price":190.95,"currency_code":"USD","in_stock":true},{"title":"Generic","offer_id":62641781670259,"sku":"CARRIE-PH14NA03000GAAAA-TRANSFORMER-HT01AW229-GEN","price":167.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0984\/1190\/5395\/files\/nhvac-transformer-HT01AW229_c2952913-64e4-4ec9-bffe-9dfd06f1544a.jpg?v=1775026029","url":"https:\/\/nationalhvacparts.com\/products\/carrier-ph14na03000gaaaa-transformer-h4oyjb","provider":"National HVAC Parts","version":"1.0","type":"link"}