{"product_id":"carrier-c50a306061-transformer-h302a1","title":"OEM Carrier Transformer 40VA 120V\/24V for C50A306061","description":"\u003ch1\u003eOEM Carrier Transformer 40VA 120V to 24V Control Circuit for Model C50A306061\u003c\/h1\u003e\u003cp\u003eThis OEM Carrier transformer (part number \u003cstrong\u003eHT01BD236\u003c\/strong\u003e) is the factory-specified replacement for the \u003cstrong\u003eC50A306061\u003c\/strong\u003e commercial rooftop packaged unit. The transformer steps down line voltage from 120V to the 24V signal used by your thermostat, control board, and all low-voltage switching components. When this part fails, the entire control circuit goes dead — the thermostat goes blank, the system refuses to respond to any call for heating or cooling, and no fault codes are generated because even the board has no power.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpecs:\u003c\/strong\u003e 40VA rating | 120V primary \/ 24V secondary | Class 2 transformer | Factory OEM part number HT01BD236 | Engineered to exact Carrier tolerances for the C50A306061 platform\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOEM vs Generic:\u003c\/strong\u003e OEM transformers maintain precise 24V output under varying load conditions, protecting your control board and thermostat from voltage fluctuations. Generic units often produce unstable output that causes nuisance lockouts or premature board failure.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInstall difficulty: 2\/5\u003c\/strong\u003e — Disconnect power at the breaker and verify zero voltage before servicing. Tools needed: flathead and Phillips screwdriver, multimeter, wire nuts or terminal connectors. Document all low-voltage wiring connections before removal.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWarranty:\u003c\/strong\u003e 1-year OEM factory warranty against defects in materials and workmanship. Orders placed before cutoff ship same business day from our stocked warehouse.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eCompatibility:\u003c\/strong\u003e Designed specifically for the Carrier \u003cstrong\u003eC50A306061\u003c\/strong\u003e commercial rooftop unit. Verify your existing transformer's VA rating and primary\/secondary voltages on the data plate or wiring diagram before ordering to confirm fitment. Our parts specialists are available to verify compatibility before you purchase — same-day shipping means you get back up and running fast.\u003c\/p\u003e","brand":"Carrier","offers":[{"title":"OEM","offer_id":62909692215667,"sku":"CARRIE-C50A306061-TRANSFORMER-HT01BD236","price":47.25,"currency_code":"USD","in_stock":true},{"title":"Generic","offer_id":62909692248435,"sku":"CARRIE-C50A306061-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_3181026a-8931-49eb-a635-fb594bb1bdc4.jpg?v=1782940473","url":"https:\/\/nationalhvacparts.com\/products\/carrier-c50a306061-transformer-h302a1","provider":"National HVAC Parts","version":"1.0","type":"link"}