{"product_id":"543-504","title":"543-504","description":"Ensure the safety and longevity of your heating system with this 3-inch High Limit Control Switch. Designed as a vital safety cutout for forced air furnaces and HVAC equipment, this thermal switch monitors the temperature within the heat exchanger or plenum. It is engineered to automatically interrupt the electrical circuit to the burner if the internal temperature exceeds 180°F, preventing potential overheating and equipment damage. Featuring a 3-inch sensing probe for precise thermal detection, this limit control is a standard replacement for maintaining safe operating conditions in residential and commercial heating units.\u003cbr\u003e\nType: High Limit Control Switch\u003cbr\u003e\nSize: 3-inch probe\u003cbr\u003e\nDimensions: 3 in\u003cbr\u003e\nApplication: Forced air furnaces, HVAC systems, and residential heating units\u003cbr\u003e\nSpecifications: Cutout Temperature: 180°F; Insertion Depth: 3 inches; Function: Safety thermal limit cutout; Mounting: Plenum or heat exchanger","brand":"BCFurnace","offers":[{"title":"3\" HIGH LIMIT CONTROL SWITCH L180-250F \/ 543-504","offer_id":47251520651549,"sku":null,"price":169.68,"currency_code":"CAD","in_stock":true},{"title":"3\" HIGH LIMIT CONTROL SWITCH L180-250F \/ L4069A 1078","offer_id":47251520717085,"sku":null,"price":169.68,"currency_code":"CAD","in_stock":true},{"title":"3\" HIGH LIMIT CONTROL SWITCH L180-250F \/ L4069A1078","offer_id":47251520684317,"sku":null,"price":169.68,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0836\/7298\/9981\/files\/a0d8f16e2c55472bb6dd354288c783a4.webp?v=1773958889","url":"https:\/\/bcfurnace.myshopify.com\/products\/543-504","provider":"BCFurnace","version":"1.0","type":"link"}