{"product_id":"carrier-hp13pr04800gakaa-transformer-h4oyjb","title":"OEM Carrier Transformer 40VA 24V for HP13PR04800GAKAA — HT01AW229","description":"\u003ch1\u003eOEM Carrier Control Transformer 40VA for Model HP13PR04800GAKAA (Part# HT01AW229)\u003c\/h1\u003e\u003cp\u003eThis OEM step-down control transformer is the factory-specified replacement for the \u003cstrong\u003eCarrier HP13PR04800GAKAA\u003c\/strong\u003e heat pump system. The transformer converts 120V line voltage to the 24V signal required to power your thermostat, control board, and all low-voltage switching circuits. When this component fails, the entire control circuit goes dead — the thermostat loses power, the system becomes completely unresponsive, and no heating or cooling function is possible. Replacing it with the correct OEM part restores full system communication and operation.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpecs:\u003c\/strong\u003e 40VA rated | Primary: 120V | Secondary: 24V | OEM Part Number HT01AW229 | Factory-matched impedance and thermal protection for Carrier HP13PR04800GAKAA systems\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOEM vs Generic:\u003c\/strong\u003e OEM transformers are wound to exact VA and voltage tolerances required by the Carrier control board. Undersized or off-tolerance generic units can cause nuisance tripping, board damage, or repeated 24V circuit failures.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInstall difficulty: 2\/5\u003c\/strong\u003e — Always disconnect power at the breaker before starting. Tools needed: flathead and Phillips screwdrivers, multimeter, wire stripper. Verify 24V output after installation before restoring full system power. Photograph existing wiring connections prior to removal.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWarranty:\u003c\/strong\u003e 1-year OEM factory warranty against defects. In-stock and ships same business day from our warehouse so your system is back online fast.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eCompatibility:\u003c\/strong\u003e Designed specifically for the Carrier \u003cstrong\u003eHP13PR04800GAKAA\u003c\/strong\u003e heat pump unit. Verify your existing transformer's VA rating and primary\/secondary voltage on the data plate or wiring diagram before ordering. Our parts specialists are available to confirm fitment — call or chat before you buy.\u003c\/p\u003e","brand":"Carrier","offers":[{"title":"OEM","offer_id":62909318791539,"sku":"CARRIE-HP13PR04800GAKAA-TRANSFORMER-HT01AW229","price":47.25,"currency_code":"USD","in_stock":true},{"title":"Generic","offer_id":62909318824307,"sku":"CARRIE-HP13PR04800GAKAA-TRANSFORMER-HT01AW229-GEN","price":18.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0984\/1190\/5395\/files\/nhvac-transformer-control-HT01AW229_f40c298f-3a6d-4734-9eff-024e015e431a.jpg?v=1782942621","url":"https:\/\/nationalhvacparts.com\/products\/carrier-hp13pr04800gakaa-transformer-h4oyjb","provider":"National HVAC Parts","version":"1.0","type":"link"}