040-767

This high-limit thermal switch is a vital safety component designed for HVAC systems and heating appliances. As a high-quality snap disc thermostat, it functions as a safety cutout to prevent equipment from overheating. The switch is engineered to open the electrical circuit when the temperature reaches a specific threshold, effectively cutting power to the heating element or burner to ensure safe operation. Once the temperature cools down by the designated differential, the switch resets to allow for normal function. This durable replacement part is essential for maintaining the integrity of furnaces, heaters, and forced-air systems. It is a common solution for restoring temperature regulation in residential and commercial heating units, providing peace of mind and protecting against thermal damage.
Type: High Limit Fan Disc Thermostat Switch
Size: Small
Application: Commonly used in residential and commercial HVAC systems, electric furnaces, gas heaters, heat pumps, and forced-air heating equipment as a safety overheat protection device.
Specifications: Opens at 220°F (L220); features a 20°F temperature differential for resetting; snap-disc mounting style for rapid thermal response.