120-682

This premium high-limit control switch is a vital safety component for HVAC systems and gas furnaces. Designed as a bimetal fan disc, this part acts as a thermal safeguard by monitoring internal equipment temperatures. Its primary function is to interrupt the electrical circuit if the temperature exceeds safe thresholds, preventing overheating and potential damage to your heating system. Engineered for reliability, this switch features a specific temperature configuration to open at 250°F and close with a 30°F differential, ensuring optimal climate control and equipment longevity. Whether you are performing routine maintenance or a critical repair, this replacement limit switch is essential for maintaining the safe operation of residential or commercial air handlers and central heating units.
Type: Fan Disc High Limit Control Switch
Size: Compact
Application: Used in forced-air furnaces, electric heat systems, and HVAC air handlers to monitor temperature and provide high-limit safety protection.
Specifications: Temperature Open: 250°F; Temperature Close: 220°F (30°F Differential); Switch Type: Bimetal Disc; Logic: Normally Closed