{"product_id":"020-586","title":"020-586","description":"Ensure the safety and efficiency of your heating system with this premium high limit control switch. Designed as a reliable thermal safety device, this fan disc switch monitors the internal temperature of HVAC units, furnaces, and air handlers. It serves as a critical cut-off mechanism, automatically breaking the electrical circuit if temperatures exceed safe operating limits, specifically calibrated to open at 135 degrees Fahrenheit. Once the unit cools down by 30 degrees, the switch resets to resume normal operation. This replacement part is essential for preventing equipment overheating, protecting internal components from heat-related damage, and ensuring consistent climate control. High-quality construction ensures long-lasting durability and precise temperature response for residential and commercial heating applications.\u003cbr\u003e\nType: Fan Disc High Limit Control Switch\u003cbr\u003e\nSize: Standard circular disc control\u003cbr\u003e\nApplication: Forced-air furnaces, electric heaters, and HVAC air handlers requiring thermal limit protection.\u003cbr\u003e\nSpecifications: Cut-out temperature: 135°F; Temperature differential: 30°F; Switch logic: Normally Closed (Opens on rise); Reset type: Automatic","brand":"BCFurnace","offers":[{"title":"Hi Limit Control, L135-30F \/ 020-586","offer_id":50216146272541,"sku":null,"price":129.28,"currency_code":"CAD","in_stock":true},{"title":"Hi Limit Control, L135-30F \/ CNT01015","offer_id":50216146305309,"sku":null,"price":129.28,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0836\/7298\/9981\/files\/894dc7f3f1804f72a7f36fbf71926682.webp?v=1773962431","url":"https:\/\/bcfurnace.myshopify.com\/products\/020-586","provider":"BCFurnace","version":"1.0","type":"link"}