{"product_id":"oem-lennox-fixed-120-limit-switch-42j06-42j0601","title":"OEM Lennox Fixed 120 Limit Switch — 42J06 \/ 42J0601","description":"\u003cp\u003eThe \u003cstrong\u003eLennox 42J0601 (42J06)\u003c\/strong\u003e Fixed 120 Limit Switch is an OEM safety control designed to protect your Lennox furnace by automatically interrupting burner operation when internal temperatures exceed the fixed 120°F threshold, safeguarding the heat exchanger and other critical components. Symptoms of a faulty limit switch include the furnace shutting down unexpectedly, short cycling, or failure to maintain consistent heating throughout the home. This genuine Lennox OEM replacement matches original factory specifications for a reliable, drop-in fit in compatible Lennox heating systems.\u003c\/p\u003e","brand":"Lennox","offers":[{"title":"Default Title","offer_id":63081054470515,"sku":"LNX-42J06","price":19.95,"currency_code":"USD","in_stock":true}],"url":"https:\/\/nationalhvacparts.com\/products\/oem-lennox-fixed-120-limit-switch-42j06-42j0601","provider":"National HVAC Parts","version":"1.0","type":"link"}