{"product_id":"carrier-ph13nr03600gaeaa-transformer-h4oyjb","title":"OEM Carrier Transformer 60VA 115\/208\/230V 24V for PH13NR03600GAEAA","description":"\u003ch1\u003eOEM Carrier Control Transformer 60VA 115\/208\/230V — HT01AW229 for Model PH13NR03600GAEAA\u003c\/h1\u003e\u003cp\u003eThis is the genuine OEM factory-authorized control transformer for the \u003cstrong\u003eCarrier PH13NR03600GAEAA\u003c\/strong\u003e heat pump system. Part number \u003cstrong\u003eHT01AW229\u003c\/strong\u003e, this foot-mounted step-down transformer converts 115\/208\/230V line voltage to the 24V signal required to power the low-voltage control circuit — including the thermostat, contactor coil, and control board. When this transformer fails, the entire low-voltage control system goes dark: the thermostat loses power, the system won't respond to calls for heating or cooling, and in some cases the blower won't operate at all. A failed transformer is often indicated by a blown 3A fuse on the control board or a complete loss of thermostat display.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpecs:\u003c\/strong\u003e 60 VA rating | Primary voltage: 115\/208\/230V multi-tap | Secondary voltage: 24V AC | Foot-mount configuration | OEM part number HT01AW229 (also referenced as HT01AW229A)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOEM vs Generic:\u003c\/strong\u003e This is a genuine Carrier Factory Authorized Part — not an aftermarket substitute. OEM transformers are wound to exact VA tolerance, ensuring the 24V control circuit holds voltage under peak load. Generic transformers often under-deliver VA capacity, causing nuisance fuse failures and erratic system behavior.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInstall difficulty: 2\/5\u003c\/strong\u003e — Always shut off power at the disconnect and breaker before beginning. Tools needed: flathead and Phillips screwdrivers, multimeter (to verify 24V output post-install), wire nuts or spade terminals. Photograph all wiring connections before disconnecting. Verify primary tap matches your supply voltage before energizing.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWarranty:\u003c\/strong\u003e 1-year OEM factory warranty. Ships same business day from our warehouse. Genuine Carrier Factory Authorized Part.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eCompatibility:\u003c\/strong\u003e Direct OEM replacement for Carrier model \u003cstrong\u003ePH13NR03600GAEAA\u003c\/strong\u003e. Also cross-references as HT01AW229A. Confirm your unit's supply voltage matches one of the primary taps (115V, 208V, or 230V) before ordering. Need help verifying fitment? Our HVAC parts specialists confirm compatibility before you buy — order with confidence and get this part shipped to your door today.\u003c\/p\u003e","brand":"Carrier","offers":[{"title":"OEM","offer_id":62641868931443,"sku":"CARRIE-PH13NR03600GAEAA-TRANSFORMER-HT01AW229","price":70.2,"currency_code":"USD","in_stock":true},{"title":"Generic","offer_id":62641868964211,"sku":"CARRIE-PH13NR03600GAEAA-TRANSFORMER-HT01AW229-GEN","price":23.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0984\/1190\/5395\/files\/nhvac-transformer-control-HT01AW229_1fd9a5c7-7232-4f09-a0c4-e33dbfe8b5a1.jpg?v=1782942994","url":"https:\/\/nationalhvacparts.com\/products\/carrier-ph13nr03600gaeaa-transformer-h4oyjb","provider":"National HVAC Parts","version":"1.0","type":"link"}