762-070

The 5/8" Intertherm Limit Switch L175-40F is a critical safety component designed for forced-air furnaces and HVAC systems. As a high-limit control switch, its primary function is to monitor the internal temperature of the heating unit to prevent overheating. If the temperature exceeds the safe threshold of 175°F, the switch automatically opens to interrupt the circuit and shut down the burner or heating element, protecting the appliance from heat-related damage. Featuring a 40°F differential, this fan disc switch resets once the system has cooled to a safe operating level. This replacement part is essential for maintaining the safe and efficient operation of residential and mobile home heating systems, ensuring reliable climate control and peace of mind.
Type: High Limit Control Switch
Size: 5/8 inch
Application: Used as a safety cutout in residential forced-air furnaces, mobile home heating units, and various HVAC applications to prevent system overheating.
Specifications: Open Temperature: 175°F; Close Temperature: 135°F (40°F Differential); Switch Type: Normally Closed; Disc Diameter: 5/8"