{"product_id":"oem-lennox-149k7101-limit-control-49k71","title":"OEM Lennox 149K7101 Limit Control — 49K71","description":"\u003cp\u003eThe \u003cstrong\u003eLennox 49K71\u003c\/strong\u003e (OEM reference 149K7101) is a genuine Lennox limit control switch that monitors furnace temperatures and interrupts burner operation when heat levels exceed safe limits, protecting your heat exchanger and home from damage. A failing limit control may cause symptoms such as the furnace blowing only cold air, the blower running continuously, or the system refusing to ignite. This direct OEM replacement is built to Lennox specifications for a precise, reliable fit in compatible furnace models.\u003c\/p\u003e","brand":"Lennox","offers":[{"title":"Default Title","offer_id":63081057943923,"sku":"LNX-49K71","price":19.95,"currency_code":"USD","in_stock":true}],"url":"https:\/\/nationalhvacparts.com\/products\/oem-lennox-149k7101-limit-control-49k71","provider":"National HVAC Parts","version":"1.0","type":"link"}