{"product_id":"oem-lennox-transformer-kit-42w92","title":"OEM Lennox Transformer Kit — 42W92","description":"\u003cp\u003eThe genuine OEM Lennox \u003cstrong\u003e42W92\u003c\/strong\u003e transformer kit provides the step-down voltage conversion that powers the low-voltage control circuit in your Lennox furnace, air handler, or condensing unit. It takes incoming line voltage and delivers the steady 24V typically required to run the thermostat, control board, and switching components that coordinate your system's operation.\u003c\/p\u003e\u003cp\u003eWhen this transformer weakens or fails, you may see a blank thermostat, equipment that won't start on a call for heat or cool, or a low-voltage fuse that blows the moment power is restored. Overheating, audible buzzing, or visible burn marks on the transformer body are all indicators that replacement is due.\u003c\/p\u003e\u003cp\u003eInstalling the OEM 42W92 ensures the correct VA capacity, voltage rating, and mounting fit for your specific Lennox model — details generic parts often get wrong, leading to nuisance trips or short service life. This factory kit restores reliable control power and keeps your Lennox equipment operating exactly as engineered.\u003c\/p\u003e","brand":"Lennox","offers":[{"title":"Default Title","offer_id":63081106407795,"sku":"LNX-42W92","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-42W92.jpg?v=1783763979","url":"https:\/\/nationalhvacparts.com\/products\/oem-lennox-transformer-kit-42w92","provider":"National HVAC Parts","version":"1.0","type":"link"}