762-120

The Lennox Limit Switch Auto Reset L200-40F is a vital safety component for HVAC heating systems, specifically designed to prevent furnace overheating. Functioning as a high-limit control, this disc-style switch monitors internal temperatures and automatically interrupts the electrical circuit if the heat exceeds a safe threshold. Featuring an automatic reset mechanism, it restores operation once the unit cools down to the proper differential temperature. This durable fan disc switch is a key replacement part for maintaining the reliability and safety of forced-air heating equipment, ensuring the system operates within its engineered thermal limits.
Type: High Limit Control Switch
Size: Small
Application: Used in residential and commercial forced-air furnaces, air handlers, and rooftop heating units to provide thermal over-limit protection.
Specifications: Temperature Rating: Opens at 200°F and resets at 160°F (40°F differential); Reset Type: Automatic; Component Type: Fan Disc Control.