762-024

This 3/4-inch disc high-limit control switch is a vital safety component for residential and commercial HVAC systems, specifically designed to prevent equipment overheating. Functioning as a snap-action thermal protector, it monitors ambient air temperature within furnaces and blower housings. When the internal heat reaches the pre-set 150°F limit, the switch automatically opens the electrical circuit to shut down the heating source, ensuring the appliance remains within safe operating parameters. Once the temperature cools down by the 40°F differential, the auto-reset feature restores the connection, allowing for seamless operation without manual intervention. This reliable limit switch is essential for maintaining furnace longevity, ensuring proper airflow, and protecting heating equipment from thermal damage.
Type: High Limit Control Switch
Size: 3/4 inch diameter disc
Application: Commonly used in gas and electric furnaces, heat pumps, and HVAC blower units to provide high-temperature safety protection and fan motor regulation.
Specifications: Cut-out Temperature: 150°F; Cut-in Temperature: 110°F (40°F Differential); Reset Type: Automatic; Contact Type: Normally Closed (Opens on Temperature Rise); Disc Size: 3/4"