{"product_id":"oem-lennox-transformer-47w02","title":"OEM Lennox Transformer — 47W02","description":"\u003cp\u003eThe genuine OEM Lennox \u003cstrong\u003e47W02\u003c\/strong\u003e transformer supplies the low-voltage control power that runs your Lennox HVAC system. It steps down incoming line voltage to 24 volts, powering the thermostat, control board, gas valve, relays, and contactor. Without a functioning transformer, none of the low-voltage circuits in your furnace or air handler can operate.\u003c\/p\u003e\u003cp\u003eCommon symptoms of a failed \u003cstrong\u003e47W02\u003c\/strong\u003e include a completely dead thermostat, a system that won't respond to any call for heating or cooling, blown low-voltage fuses, or a burning smell from an overheated winding. A transformer often fails after a short in the thermostat wiring or a shorted gas valve draws excessive current through its secondary side.\u003c\/p\u003e\u003cp\u003eOEM matters because the \u003cstrong\u003e47W02\u003c\/strong\u003e is matched to the correct primary voltage, VA rating, and mounting configuration for your Lennox equipment. Using an undersized or mismatched transformer can lead to repeated failures and unreliable control operation. Install the factory-specified replacement to restore dependable 24V control power and get your system running again.\u003c\/p\u003e","brand":"Lennox","offers":[{"title":"Default Title","offer_id":63081104900467,"sku":"LNX-47W02","price":29.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0984\/1190\/5395\/files\/nhvac-transformer-control-LNX-47W02.jpg?v=1783764006","url":"https:\/\/nationalhvacparts.com\/products\/oem-lennox-transformer-47w02","provider":"National HVAC Parts","version":"1.0","type":"link"}