040-612

Ensure the safety and efficiency of your heating system with this premium Auto Limit Switch. Functioning as a high limit control, this fan disc switch is a vital safety component that monitors internal temperatures to prevent overheating in HVAC units and furnaces. If the system reaches an unsafe temperature, the switch automatically breaks the electrical circuit, protecting the appliance from potential damage. Designed for durability and precision, this thermal cutout switch is essential for maintaining proper airflow and temperature regulation. It is a common replacement part for troubleshooting heating cycles or repairing a unit that has tripped due to excessive heat, ensuring your forced-air system operates safely and reliably.
Type: Fan Disc, High Limit Control Switch
Size: Compact disc-style
Application: Widely used in HVAC systems, residential furnaces, and forced-air heating units as a safety cut-off or fan cycle controller.
Specifications: Thermally actuated, automatic reset functionality, disc-style mounting for surface temperature sensing.