{"product_id":"carrier-pf4mna060l00aaaa-transformer-h3hwwy","title":"OEM Carrier 24V Transformer HT01CN241 for PF4MNA060L00AAAA","description":"\u003ch1\u003eOEM Carrier 24V Control Transformer HT01CN241 for Model PF4MNA060L00AAAA\u003c\/h1\u003e\u003cp\u003eThis OEM control transformer is the factory-specified replacement for the \u003cstrong\u003eCarrier PF4MNA060L00AAAA\u003c\/strong\u003e air handler. The transformer steps down 120V line voltage to 24V AC, powering the low-voltage control circuit that connects your thermostat, contactor coil, and control board. When the transformer fails, the entire control circuit goes dead — the thermostat becomes unresponsive, the system will not energize, and no heating or cooling function is possible. Replacing the transformer with the correct OEM unit restores factory-matched electrical performance and protects downstream 24V components.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpecs:\u003c\/strong\u003e 120V primary → 24V secondary output | 40VA rated | OEM part number HT01CN241 | Factory-matched impedance and thermal protection\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOEM vs Generic:\u003c\/strong\u003e OEM transformers are wound and rated to exact factory VA specifications, ensuring stable 24V output under load. Generic units often under-deliver VA capacity, causing erratic thermostat behavior, nuisance lockouts, and premature contactor coil failure.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInstall difficulty: 2\/5\u003c\/strong\u003e — Shut off power at the breaker before beginning. Tools needed: flathead and Phillips screwdrivers, wire stripper, multimeter. Verify 24V output across secondary terminals after installation before restoring system power.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWarranty:\u003c\/strong\u003e 1-year OEM factory warranty. In-stock and ships same business day from our warehouse.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eCompatibility:\u003c\/strong\u003e Designed specifically for the Carrier \u003cstrong\u003ePF4MNA060L00AAAA\u003c\/strong\u003e air handler. Always verify primary voltage, secondary voltage, and VA rating on your unit's data plate before ordering. Not sure it fits? Our HVAC parts specialists confirm fitment before you buy — contact us anytime.\u003c\/p\u003e","brand":"Carrier","offers":[{"title":"OEM","offer_id":62643279266163,"sku":"CARRIE-PF4MNA060L00AAAA-TRANSFORMER-HT01CN241","price":34.95,"currency_code":"USD","in_stock":true},{"title":"Generic","offer_id":62643279298931,"sku":"CARRIE-PF4MNA060L00AAAA-TRANSFORMER-HT01CN241-GEN","price":30.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0984\/1190\/5395\/files\/nhvac-transformer-HT01CN241_05136661-5621-43fd-aa25-eac392eb8cc5.jpg?v=1775015797","url":"https:\/\/nationalhvacparts.com\/products\/carrier-pf4mna060l00aaaa-transformer-h3hwwy","provider":"National HVAC Parts","version":"1.0","type":"link"}