040-351

Ensure the safety and efficiency of your heating system with this premium auto-reset high limit switch. Designed as a critical thermal safety control, this fan disc switch monitors air temperature within your furnace or HVAC unit. It is engineered to automatically interrupt power if temperatures exceed the safe operating limit, preventing overheating and potential equipment damage. Once the system cools to the lower threshold, the switch automatically resets to restore normal operation. This durable component is a common replacement part for malfunctioning temperature sensors in air handlers and heating systems, providing peace of mind and reliable performance for residential and commercial climate control applications.
Type: High Limit Control Switch
Size: Standard Fan Disc
Application: Commonly used in furnaces, air handlers, and commercial HVAC heating systems as a safety limit control.
Specifications: Temperature Range: 140°F (Reset) to 190°F (Open); Reset Type: Automatic; Switch Type: Fan Disc Thermal Cutout