{"product_id":"543-161","title":"543-161","description":"Ensure the safety and efficiency of your heating system with this 3-inch high limit switch. Designed as a critical thermal safeguard for forced-air furnaces and HVAC units, this switch monitors internal temperatures to prevent overheating. If the furnace plenum reaches a designated temperature, the switch automatically breaks the electrical circuit, protecting your equipment from heat damage and potential fire hazards. This specific limit control features a 160-degree Fahrenheit opening point and a 30-degree differential for a reliable reset. It is an essential replacement part for restoring proper heating cycles and maintaining consistent climate control in residential or commercial forced-air systems.\u003cbr\u003e\nType: High Limit Control Switch\u003cbr\u003e\nSize: 3-inch insertion depth\u003cbr\u003e\nDimensions: 3 in\u003cbr\u003e\nApplication: Designed for use in residential and commercial furnaces, air handlers, and HVAC systems as a safety-critical temperature monitoring device.\u003cbr\u003e\nSpecifications: Open Temperature: 160°F; Differential: 30°F (Closes at 130°F); Standard 3-inch probe insertion.","brand":"BCFurnace","offers":[{"title":"3\" HIGH LIMIT SWITCH L160-30F \/ 543-161","offer_id":47251889455389,"sku":null,"price":100.68,"currency_code":"CAD","in_stock":true},{"title":"3\" HIGH LIMIT SWITCH L160-30F \/ 18K80","offer_id":47251889553693,"sku":null,"price":100.68,"currency_code":"CAD","in_stock":true},{"title":"3\" HIGH LIMIT SWITCH L160-30F \/ 18K8001","offer_id":47251889586461,"sku":null,"price":100.68,"currency_code":"CAD","in_stock":true},{"title":"3\" HIGH LIMIT SWITCH L160-30F \/ 56W21","offer_id":51111835238685,"sku":null,"price":100.68,"currency_code":"CAD","in_stock":true},{"title":"3\" HIGH LIMIT SWITCH L160-30F \/ 84L00","offer_id":47251889520925,"sku":null,"price":100.68,"currency_code":"CAD","in_stock":true},{"title":"3\" HIGH LIMIT SWITCH L160-30F \/ 84L0001","offer_id":47251889488157,"sku":null,"price":100.68,"currency_code":"CAD","in_stock":true},{"title":"3\" HIGH LIMIT SWITCH L160-30F \/ C340056P01","offer_id":47251889651997,"sku":null,"price":100.68,"currency_code":"CAD","in_stock":true},{"title":"3\" HIGH LIMIT SWITCH L160-30F \/ L160-30F","offer_id":47251889619229,"sku":null,"price":100.68,"currency_code":"CAD","in_stock":true},{"title":"3\" HIGH LIMIT SWITCH L160-30F \/ R46105-002","offer_id":51111835435293,"sku":null,"price":100.68,"currency_code":"CAD","in_stock":true},{"title":"3\" HIGH LIMIT SWITCH L160-30F \/ SWT01257","offer_id":47251889684765,"sku":null,"price":100.68,"currency_code":"CAD","in_stock":true},{"title":"3\" HIGH LIMIT SWITCH L160-30F \/ SWT1257","offer_id":47251889717533,"sku":null,"price":100.68,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0836\/7298\/9981\/files\/5266f322445f4ed2a7db79de23dd13d9.webp?v=1773959482","url":"https:\/\/bcfurnace.myshopify.com\/products\/543-161","provider":"BCFurnace","version":"1.0","type":"link"}