{"product_id":"carrier-ph13nr04200gakaa-transformer-h4oyjb","title":"OEM Carrier Transformer 60VA 115\/208\/230V for PH13NR04200GAKAA","description":"\u003ch1\u003eOEM Carrier Control Transformer 60VA 115\/208\/230V — Model PH13NR04200GAKAA\u003c\/h1\u003e\u003cp\u003eThis is the genuine OEM factory-authorized replacement control transformer for the \u003cstrong\u003eCarrier PH13NR04200GAKAA\u003c\/strong\u003e packaged heat pump unit. Part number \u003cstrong\u003eHT01AW229\u003c\/strong\u003e, this foot-mounted 60VA transformer steps down the 115\/208\/230V line voltage to the 24V signal required to power the entire control circuit — including the thermostat, contactor coil, and safety boards. When this transformer fails, the result is total system lockout: no cooling, no heating, and no thermostat response. A blown fuse on the secondary side or a shorted 24V circuit are the most common causes of transformer failure.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpecs:\u003c\/strong\u003e 60 VA rating | Primary voltage: 115\/208\/230V AC | Secondary voltage: 24V AC | Foot-mounted design | Factory part number HT01AW229 (supersedes HT01AW229A)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOEM vs Generic:\u003c\/strong\u003e This is a genuine Carrier Factory Authorized Part — wound to exact VA and impedance specifications. Off-brand transformers frequently run hot, trip thermal cutoffs prematurely, or fail to sustain 24V under load, causing nuisance lockouts and repeated service calls.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInstall difficulty: 2\/5\u003c\/strong\u003e — Disconnect all power before servicing. Tools needed: flathead and Phillips screwdrivers, wire stripper, multimeter (to verify 24V output after install). Always check for a shorted 24V circuit before installing a new transformer — replacing the transformer without clearing the short will immediately destroy the new unit.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWarranty:\u003c\/strong\u003e 1-year OEM factory warranty on parts and materials. 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 Verified direct fit for Carrier model \u003cstrong\u003ePH13NR04200GAKAA\u003c\/strong\u003e. Confirm your unit's data plate voltage matches the 115\/208\/230V primary specification before ordering. Need help confirming fitment? Our HVAC parts specialists are standing by — order with confidence and get back up and running today.\u003c\/p\u003e","brand":"Carrier","offers":[{"title":"OEM","offer_id":62641861099891,"sku":"CARRIE-PH13NR04200GAKAA-TRANSFORMER-HT01AW229","price":70.2,"currency_code":"USD","in_stock":true},{"title":"Generic","offer_id":62641861132659,"sku":"CARRIE-PH13NR04200GAKAA-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_aa116823-f77b-4995-a2a3-351b0ebf1a4d.jpg?v=1782943093","url":"https:\/\/nationalhvacparts.com\/products\/carrier-ph13nr04200gakaa-transformer-h4oyjb","provider":"National HVAC Parts","version":"1.0","type":"link"}