120-683

This high-limit fan disc switch is a vital safety component for HVAC systems and heating appliances. Designed to monitor internal temperatures, this thermal limit control prevents equipment overheating by automatically interrupting the electrical circuit when temperatures reach 230°F. Once the system cools down to 200°F, the auto-reset feature restores the connection, ensuring continuous and safe operation without the need for manual intervention. This replacement switch is essential for maintaining proper airflow safety and protecting your furnace or heater from thermal damage. It is a reliable solution for restoring the performance and safety of residential and commercial heating units.
Type: Fan Disc High Limit Control Switch
Size: Standard disc size
Application: Commonly used in gas furnaces, electric heaters, and HVAC equipment as a safety thermal cutout to prevent overheating.
Specifications: Opening Temperature: 230°F; Closing Temperature: 200°F; Reset Type: Automatic; Switch Logic: Open on Rise