{"product_id":"oem-lennox-102857-24-limit-control-220f-18k64","title":"OEM Lennox 102857-24 Limit Control (220F) — 18K64","description":"\u003cp\u003eThe \u003cstrong\u003eLennox 18K64\u003c\/strong\u003e (OEM reference 102857-24) is a genuine OEM high-limit control switch rated to open at 220°F, providing essential overheat protection for Lennox furnace systems. This safety device monitors the furnace heat exchanger and interrupts burner operation when temperatures exceed the rated threshold, safeguarding against equipment damage and potential fire hazards. Common signs of a failing limit control include the furnace shutting down shortly after ignition, error codes related to high limit faults, or a complete failure to heat — replace with this exact Lennox OEM part for assured fit and safe operation.\u003c\/p\u003e","brand":"Lennox","offers":[{"title":"Default Title","offer_id":63081051652467,"sku":"LNX-18K64","price":19.95,"currency_code":"USD","in_stock":true}],"url":"https:\/\/nationalhvacparts.com\/products\/oem-lennox-102857-24-limit-control-220f-18k64","provider":"National HVAC Parts","version":"1.0","type":"link"}