{"product_id":"oem-lennox-100611-05-limit-control-170-30w85","title":"OEM Lennox 100611-05 Limit Control (170) — 30W85","description":"\u003cp\u003eThe \u003cstrong\u003eLennox 30W85\u003c\/strong\u003e (100611-05) is a genuine OEM limit control rated at 170°F, designed to monitor internal furnace temperatures and interrupt burner operation before heat exchanger temperatures reach dangerous levels in compatible Lennox systems. Signs of a defective limit control include the furnace short-cycling, running the blower continuously without heat, or triggering a limit lockout fault code on the control board. Replacing it with this authentic Lennox OEM part restores reliable overheat protection and proper furnace operation.\u003c\/p\u003e","brand":"Lennox","offers":[{"title":"Default Title","offer_id":63081054994803,"sku":"LNX-30W85","price":19.95,"currency_code":"USD","in_stock":true}],"url":"https:\/\/nationalhvacparts.com\/products\/oem-lennox-100611-05-limit-control-170-30w85","provider":"National HVAC Parts","version":"1.0","type":"link"}