762-505

This professional-grade 3/4-inch bimetal fan disc switch is a vital temperature-sensing component designed to automate blower fan operations in heating and HVAC systems. Engineered for reliability, this high-limit control switch functions by closing the electrical circuit when the heat exchanger reaches a specific temperature, ensuring efficient heat distribution throughout your home or workspace. As an automatic reset switch, it eliminates the need for manual intervention by cycling off once the system cools down to the proper differential. This replacement fan control is essential for maintaining furnace safety, optimizing energy efficiency, and extending the life of your heating equipment by preventing blower motor lag or overheating.
Type: Fan Disc / High Limit Control Switch
Size: 3/4 Inch Disc
Dimensions: 0.75 inches
Application: Commonly used in furnaces, unit heaters, and HVAC blower assemblies to regulate fan cycles and provide high-limit safety protection.
Specifications: Switch Action: Closes on temperature rise (Normally Open); Cut-in Temperature: 120°F; Differential: 20°F; Cut-out Temperature: 100°F; Reset Type: Automatic