{"product_id":"oem-lennox-transformer-12p61","title":"OEM Lennox Transformer — 12P61","description":"\u003cp\u003eThe genuine OEM Lennox \u003cstrong\u003e12P61\u003c\/strong\u003e transformer steps down incoming line voltage to the low-voltage 24V control power that operates your thermostat, contactor, relays, and safety circuits. Nearly every control function in your Lennox furnace, air handler, or condensing unit depends on clean, stable output from this transformer — making it a small but mission-critical component.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eCommon failure symptoms\u003c\/strong\u003e include a completely unresponsive system, a blank thermostat, a furnace or air conditioner that won't start, a tripped or repeatedly blown low-voltage fuse, a buzzing transformer, or a burnt smell around the control board. A shorted transformer will leave the entire control circuit dead until it is replaced.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhy OEM matters:\u003c\/strong\u003e The Lennox \u003cstrong\u003e12P61\u003c\/strong\u003e is rated to the exact primary and secondary voltage and VA capacity your equipment's control circuit requires. Installing the genuine OEM transformer ensures correct output, proper mounting, and reliable, code-compliant operation without overloading the control board. Substitute transformers risk incorrect VA ratings and wiring mismatches. Choose the authentic Lennox \u003cstrong\u003e12P61\u003c\/strong\u003e for a safe, dependable repair.\u003c\/p\u003e","brand":"Lennox","offers":[{"title":"Default Title","offer_id":63081133769075,"sku":"LNX-12P61","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-12P61.jpg?v=1783763984","url":"https:\/\/nationalhvacparts.com\/products\/oem-lennox-transformer-12p61","provider":"National HVAC Parts","version":"1.0","type":"link"}