547-190

This professional-grade 7-inch high limit control switch is a vital safety component designed for heating systems, furnaces, and HVAC units. Functioning as a thermal safeguard, it continuously monitors internal temperatures to prevent overheating and potential equipment damage. When the system reaches a critical temperature threshold, the switch interrupts the electrical circuit, automatically resetting once the unit has cooled down by its designated differential. This high-reliability thermal cut-out is essential for maintaining optimal airflow and temperature regulation in residential and commercial air handling equipment. It is a common replacement part for troubleshooting short-cycling heating units and ensuring the long-term safety and efficiency of your climate control system.
Type: High Limit Control Switch
Size: 7-inch probe length
Dimensions: 7 inches
Application: HVAC systems, residential and commercial furnaces, air handlers, and forced-air heating units.
Specifications: Cut-out Temperature: 190°F; Reset Differential: 30°F; Automatic reset; Normally closed circuit configuration.