{"product_id":"carrier-transformer-gb1aav036065afja","title":"OEM Carrier Transformer EF18CW145 for Model GB1AAV036065AFJA","description":"\u003cdiv\u003e\n\u003ch1\u003eOEM Carrier Transformer EF18CW145 for Model GB1AAV036065AFJA\u003c\/h1\u003e\n\u003cp\u003eThe Carrier EF18CW145 transformer is the genuine OEM step-down transformer that converts incoming line voltage to the 24-volt control power your GB1AAV036065AFJA furnace needs to operate the thermostat, control board, gas valve, and relays. When a transformer fails, usually from a shorted control wire or a power surge, the entire low-voltage system goes dead: the thermostat screen is blank and the furnace will not respond to a call for heat. This exact-fit factory replacement restores stable 24V control power and proper VA capacity for every accessory on the circuit. Installation is a moderate job of about 20 minutes: cut power, label and transfer the primary and secondary leads to the matching terminals, and mount the new transformer to the same bracket. Verify the control circuit short is cleared first so the new unit isn't damaged. This is an authentic Carrier OEM transformer, not an undersized generic. In stock and shipping same-day on orders placed before 3PM CST.\u003c\/p\u003e\n\u003ch2\u003eCompatibility\u003c\/h2\u003e\n\u003cp\u003eThis part is compatible with Carrier model GB1AAV036065AFJA.\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":62942816043379,"sku":"carrier-transformer-gb1aav036065afja","price":44.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0984\/1190\/5395\/files\/nhvac-transformer-carrier-transformer-gb_a57d10f3-d4ed-45e6-a8fb-f008f9ee5827.jpg?v=1781473457","url":"https:\/\/nationalhvacparts.com\/products\/carrier-transformer-gb1aav036065afja","provider":"National HVAC Parts","version":"1.0","type":"link"}