{"product_id":"carrier-transformer-c4850c48ay02061","title":"OEM Carrier Transformer Replacement Part for Model C4850C48AY02061","description":"\u003cdiv\u003e\n\u003ch1\u003eOEM Carrier Transformer Replacement Part for Model C4850C48AY02061\u003c\/h1\u003e\n\u003cp\u003eThis genuine OEM Carrier transformer is the factory-specified control transformer for Carrier model C4850C48AY02061. It steps down incoming line voltage to the low-voltage (typically 24V) power that operates the thermostat, contactor coil, control board, and safety circuits. A failed transformer is a frequent cause of a completely dead control system—no thermostat response, a silent contactor, and an unresponsive board—often triggered by a wiring short or power surge. Manufactured to Carrier's exact VA rating, primary and secondary voltages, and mounting dimensions, this transformer is a direct replacement for model C4850C48AY02061, ensuring proper load capacity and fit. Installation is easy-to-moderate for a qualified HVAC technician, usually 20 to 30 minutes; disconnect power first, verify the new transformer's VA matches the system load, and photograph the wiring before removal. Always check for the short that caused the original failure to avoid a repeat. Genuine OEM parts safeguard your warranty and deliver dependable service. In stock now—orders before 3PM CST ship same-day to restore your controls quickly.\u003c\/p\u003e\n\u003ch2\u003eCompatibility\u003c\/h2\u003e\n\u003cp\u003eThis part is compatible with Carrier model C4850C48AY02061.\u003c\/p\u003e\n\u003ch2\u003eShipping\u003c\/h2\u003e\n\u003cp\u003eSame-day shipping before 3 PM CST. 30-day returns on uninstalled parts.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Carrier","offers":[{"title":"Default Title","offer_id":62968540627315,"sku":"carrier-transformer-c4850c48ay02061","price":54.95,"currency_code":"USD","in_stock":true}],"url":"https:\/\/nationalhvacparts.com\/products\/carrier-transformer-c4850c48ay02061","provider":"National HVAC Parts","version":"1.0","type":"link"}