{"product_id":"carrier-c50a402562-transformer-h302a1","title":"OEM Carrier Transformer 40VA 120V-24V for C50A402562","description":"\u003ch1\u003eOEM Carrier 40VA Control Transformer for Model C50A402562\u003c\/h1\u003e\u003cp\u003eThis OEM replacement transformer is the factory-specified control circuit transformer for the \u003cstrong\u003eCarrier C50A402562\u003c\/strong\u003e commercial packaged unit. The transformer steps down line voltage (120V) to 24V AC to power the thermostat, contactor coils, and all low-voltage control components. When this transformer fails, the entire control circuit goes dead — the thermostat loses power, nothing responds, and the system will not start at all. OEM part numbers \u003cstrong\u003eHT01BD236\u003c\/strong\u003e and \u003cstrong\u003eHT01BD702\u003c\/strong\u003e are both valid replacements for this application.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpecs:\u003c\/strong\u003e 40VA rating | 120V primary \/ 24V secondary | Factory-matched impedance and thermal protection | Designed for continuous HVAC duty cycle\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOEM vs Generic:\u003c\/strong\u003e OEM transformers use factory-rated core laminations and wire gauges ensuring stable 24V output under full load. Generic units may sag voltage under load, causing erratic contactor chatter or nuisance lockouts.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInstall difficulty: 2\/5\u003c\/strong\u003e — Shut off all power at the disconnect and breaker before beginning. Tools needed: flathead and Phillips screwdrivers, wire stripper, multimeter. Verify 24V output after installation before closing the panel. Always photograph existing wiring before disconnecting.\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 3 PM local time.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eCompatibility:\u003c\/strong\u003e Engineered specifically for the Carrier \u003cstrong\u003eC50A402562\u003c\/strong\u003e commercial packaged rooftop unit. Cross-references OEM part numbers HT01BD236 and HT01BD702. Confirm your unit's control voltage requirements on the data plate before ordering. Have questions about fitment? Our HVAC parts specialists verify compatibility before you buy — no guesswork.\u003c\/p\u003e","brand":"Carrier","offers":[{"title":"OEM","offer_id":62909686055283,"sku":"CARRIE-C50A402562-TRANSFORMER-HT01BD236","price":47.25,"currency_code":"USD","in_stock":true},{"title":"Generic","offer_id":62909686088051,"sku":"CARRIE-C50A402562-TRANSFORMER-HT01BD236-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-HT01BD236_82c55ac6-16ee-4e58-ba8c-aa7595ea4b54.jpg?v=1782939360","url":"https:\/\/nationalhvacparts.com\/products\/carrier-c50a402562-transformer-h302a1","provider":"National HVAC Parts","version":"1.0","type":"link"}