{"product_id":"oem-lennox-control-limit-135f-102857-01-71w41","title":"OEM Lennox Control-Limit 135F 102857-01 — 71W41","description":"\u003cp\u003eThe \u003cstrong\u003eLennox 71W41\u003c\/strong\u003e (OEM part number 102857-01) is a genuine limit control switch rated to open at 135°F, providing critical overheat protection for compatible Lennox furnaces. When the heat exchanger or plenum temperature exceeds the set point, this control interrupts the burner circuit to prevent damage and potential safety hazards. Symptoms of a failed limit control include continuous blower operation, burner lockout, or inconsistent heating cycles.\u003c\/p\u003e","brand":"Lennox","offers":[{"title":"Default Title","offer_id":63081057583475,"sku":"LNX-71W41","price":19.95,"currency_code":"USD","in_stock":true}],"url":"https:\/\/nationalhvacparts.com\/products\/oem-lennox-control-limit-135f-102857-01-71w41","provider":"National HVAC Parts","version":"1.0","type":"link"}