{"product_id":"carrier-ph13nr04200gahaa-transformer-h4oyjb","title":"OEM Carrier Transformer 60VA 115\/208\/230V for PH13NR04200GAHAA","description":"\u003ch1\u003eOEM Carrier Transformer 60VA 115\/208\/230V — HT01AW229 for Model PH13NR04200GAHAA\u003c\/h1\u003e\u003cp\u003eThis OEM foot-mounted control transformer is the factory-specified replacement for the \u003cstrong\u003eCarrier PH13NR04200GAHAA\u003c\/strong\u003e heat pump system. The transformer steps down high-voltage line power (115, 208, or 230VAC primary) to the 24V AC signal that powers the entire low-voltage control circuit — including the thermostat, contactor coil, reversing valve, and safety switches. When this component fails, the entire system goes dark: the thermostat loses power, the contactor won't pull in, and the unit will not respond to any call for heating or cooling. A failed transformer is often indicated by a tripped circuit breaker on the 24V side, a burnt smell, or a completely unresponsive control board.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpecs:\u003c\/strong\u003e 60 VA rating | Primary: 115 \/ 208 \/ 230 VAC multi-tap | Secondary: 24 VAC | Foot-mounted chassis | OEM Part # HT01AW229 \/ HT01AW229A\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOEM vs Generic:\u003c\/strong\u003e This is a genuine Carrier Factory Authorized Part (FAP). OEM transformers are wound to exact VA and impedance specifications for your unit — generic substitutes often use lower-grade core materials and run hotter, shortening the lifespan of downstream control components.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInstall difficulty: 3\/5\u003c\/strong\u003e — Shut off all power (line and control) before servicing. Tools needed: multimeter (to verify primary\/secondary voltage and confirm failure), flat-head and Phillips screwdrivers, wire stripper, and spade terminals. Label all wiring prior to disconnecting. Confirm tap selection matches your supply voltage (115V vs. 208\/230V) 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 when ordered before cutoff.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eCompatibility:\u003c\/strong\u003e Designed as the direct OEM replacement for \u003cstrong\u003eCarrier model PH13NR04200GAHAA\u003c\/strong\u003e. Cross-references include suffix variant HT01AW229A. Always verify your unit's data plate voltage and VA requirements before ordering. Our HVAC parts specialists are available to confirm fitment — contact us before you order if you have any questions.\u003c\/p\u003e","brand":"Carrier","offers":[{"title":"OEM","offer_id":62641862017395,"sku":"CARRIE-PH13NR04200GAHAA-TRANSFORMER-HT01AW229","price":70.2,"currency_code":"USD","in_stock":true},{"title":"Generic","offer_id":62641862050163,"sku":"CARRIE-PH13NR04200GAHAA-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_4a0de05a-4b1a-4ad4-b780-2533e25ece20.jpg?v=1782943091","url":"https:\/\/nationalhvacparts.com\/products\/carrier-ph13nr04200gahaa-transformer-h4oyjb","provider":"National HVAC Parts","version":"1.0","type":"link"}