{"product_id":"oem-lennox-r103504-02-switch-limit-control-140f-93w73","title":"OEM Lennox R103504-02 Switch-Limit Control 140F — 93W73","description":"\u003cp\u003eThe \u003cstrong\u003eLennox 93W73\u003c\/strong\u003e (OEM part number R103504-02) is a genuine OEM 140°F limit control switch engineered to monitor heat exchanger temperatures and shut off the Lennox furnace burner if unsafe operating temperatures are detected. Common symptoms of a failed limit switch include a furnace that runs the blower continuously, won't ignite, or repeatedly locks out on high temperature. This direct OEM replacement ensures precise calibration and a proper fit for compatible Lennox furnace models.\u003c\/p\u003e","brand":"Lennox","offers":[{"title":"Default Title","offer_id":63081057255795,"sku":"LNX-93W73","price":19.95,"currency_code":"USD","in_stock":true}],"url":"https:\/\/nationalhvacparts.com\/products\/oem-lennox-r103504-02-switch-limit-control-140f-93w73","provider":"National HVAC Parts","version":"1.0","type":"link"}