{"product_id":"lennox-73k21-limit-switch-145-175-f-auto-reset","title":"Lennox 73K21 Limit Switch, 145-175°F Auto Reset","description":"\u003cdiv\u003e\n\u003cp\u003eThe Lennox 73K21 is an automatic-reset limit switch that monitors temperature inside the furnace and opens the circuit if it rises too high, protecting the heat exchanger and blower system from overheating. It is rated to open between 145°F and 175°F and resets automatically once the unit cools. This is a genuine Lennox replacement part.\u003c\/p\u003e\n\u003cp\u003eConfirm the part number against your equipment's parts list before ordering.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Neuco","offers":[{"title":"Default Title","offer_id":49376978895070,"sku":"73K21","price":13.92,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0725\/0034\/7102\/files\/nesh-73k21-card.png?v=1794100415","url":"https:\/\/newenglandsupplyhouse.com\/products\/lennox-73k21-limit-switch-145-175-f-auto-reset","provider":"New England Supply House","version":"1.0","type":"link"}