121-072

Ensure your heating system operates safely and efficiently with this high-quality fan disc high limit control switch. Designed as a critical safety component for residential furnaces and heaters, this thermal limit switch monitors the heat exchanger's temperature to prevent overheating. If the internal temperature rises above a safe threshold, the switch automatically interrupts the circuit to shut down the heating element or burner, protecting your equipment from damage and ensuring home safety. This replacement part is ideal for HVAC maintenance and furnace repair, helping to resolve issues like short-cycling or system failure caused by a faulty thermal sensor. Crafted for durability and precision, it provides reliable temperature regulation for consistent indoor comfort.
Type: High Limit Control Switch
Size: Standard Fan Disc
Application: Residential gas furnaces, electric heating units, and forced-air HVAC systems.
Specifications: Thermal disc sensor, normally closed (NC) configuration, automatic reset functionality, heat-resistant construction.