{"product_id":"carrier-ph13nr02400gafaa-transformer-h4oyjb","title":"OEM Carrier Control Transformer 60VA 115\/208\/230V–24V for PH13NR02400G","description":"\u003ch1\u003eOEM Carrier Control Transformer 60VA 115\/208\/230V–24V for Model PH13NR02400GAFAA\u003c\/h1\u003e\u003cp\u003eThis is the factory OEM replacement control transformer for the \u003cstrong\u003eCarrier PH13NR02400GAFAA\u003c\/strong\u003e heat pump system. The transformer steps high-voltage line power (115, 208, or 230V AC) down to the \u003cstrong\u003e24V AC\u003c\/strong\u003e signal required by your thermostat, control board, contactor coil, and all low-voltage safety circuits. When this transformer fails — due to a shorted control wire, failed board, or age — the entire low-voltage control circuit goes dead: the thermostat goes blank, the system won't respond to any call for heating or cooling, and the unit sits completely unresponsive. Replacing the transformer is typically the first diagnostic step after ruling out a blown fuse on the control board.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpecs:\u003c\/strong\u003e 60VA power rating | 115\/208\/230V AC primary | 24V AC secondary | 50\/60 Hz | Foot-mount configuration | OEM part number HT01AW229 (also supersedes HT01AW229A)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOEM vs Generic:\u003c\/strong\u003e This is a Factory Authorized Part manufactured to Carrier's exact VA rating and voltage tolerance. Generic transformers are often under-rated in VA capacity, causing premature thermal cutout failure, especially on systems with multiple 24V accessories like zone boards or humidifiers.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInstall difficulty: 2\/5\u003c\/strong\u003e — Shut off power at the disconnect and breaker before beginning. Tools needed: flathead and Phillips screwdrivers, wire stripper, multimeter. Label all wires before removal. Confirm the old transformer's VA and voltage ratings match before installing.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWarranty:\u003c\/strong\u003e 1-year OEM manufacturer 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 Direct OEM replacement for Carrier model \u003cstrong\u003ePH13NR02400GAFAA\u003c\/strong\u003e. Also cross-references part numbers HT01AW229A, CIN-TRAN, 30-BV2006, and 30-1814A. Verify primary voltage and VA rating on your unit's data plate before ordering. Our fitment team is available to confirm compatibility before you buy — in stock and ready to ship today.\u003c\/p\u003e","brand":"Carrier","offers":[{"title":"OEM","offer_id":62641881940339,"sku":"CARRIE-PH13NR02400GAFAA-TRANSFORMER-HT01AW229","price":280.95,"currency_code":"USD","in_stock":true},{"title":"Generic","offer_id":62641881973107,"sku":"CARRIE-PH13NR02400GAFAA-TRANSFORMER-HT01AW229-GEN","price":246.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0984\/1190\/5395\/files\/nhvac-transformer-HT01AW229_691bc6d4-9add-404a-8630-4e46c5b8b137.jpg?v=1775026192","url":"https:\/\/nationalhvacparts.com\/products\/carrier-ph13nr02400gafaa-transformer-h4oyjb","provider":"National HVAC Parts","version":"1.0","type":"link"}