{"product_id":"oem-lennox-firstchoice-transformer-120-208-240v-primary-24v-secondary-y4651","title":"OEM Lennox FirstChoice Transformer 120\/208\/240V Primary 24V Secondary — Y4651","description":"\u003cp\u003eThe \u003cstrong\u003eLennox Y4651\u003c\/strong\u003e is an OEM FirstChoice multi-tap transformer rated at 40VA, accepting a 120, 208, or 240-volt primary input and delivering a stable 24-volt secondary output to power your Lennox system's control circuitry and thermostat. This transformer is a critical component ensuring reliable low-voltage control signals throughout your heating and cooling system. Symptoms of a failing transformer include the system not responding to thermostat commands, blown control fuses, or a complete loss of system operation due to insufficient low-voltage power supply.\u003c\/p\u003e","brand":"Lennox","offers":[{"title":"Default Title","offer_id":63081019277683,"sku":"LNX-Y4651","price":29.95,"currency_code":"USD","in_stock":true}],"url":"https:\/\/nationalhvacparts.com\/products\/oem-lennox-firstchoice-transformer-120-208-240v-primary-24v-secondary-y4651","provider":"National HVAC Parts","version":"1.0","type":"link"}