{"product_id":"oem-lennox-limit-control-170-degree-69m40","title":"OEM Lennox Limit Control 170 Degree — 69M40","description":"\u003cp\u003eThe \u003cstrong\u003eLennox 69M40\u003c\/strong\u003e Limit Control is a genuine OEM high-limit safety switch rated at 170°F, designed to protect your Lennox furnace by automatically shutting off burner operation when internal temperatures reach dangerous levels. A failing limit control can cause symptoms such as short-cycling, no-heat calls, or the furnace blower running continuously without producing warm air. This authentic Lennox OEM replacement part provides a precise fit and restores safe, efficient operation in compatible Lennox furnace models.\u003c\/p\u003e","brand":"Lennox","offers":[{"title":"Default Title","offer_id":63081054830963,"sku":"LNX-69M40","price":19.95,"currency_code":"USD","in_stock":true}],"url":"https:\/\/nationalhvacparts.com\/products\/oem-lennox-limit-control-170-degree-69m40","provider":"National HVAC Parts","version":"1.0","type":"link"}