543-059

Ensure the safety and efficiency of your heating system with this professional-grade fan disc high limit control switch. Designed as a critical safety component for forced-air furnaces and heating units, this automatic reset thermostat monitors internal temperatures to prevent overheating. When the appliance reaches a specific thermal threshold, the switch interrupts power to the heating circuit, protecting the equipment from potential damage. Once the system cools to a safe operating temperature, the switch resets automatically to resume normal function. This durable, snap-action thermal switch is an essential replacement part for maintaining reliable climate control and ensuring your HVAC system operates within safe parameters.
Type: High Limit Control Switch
Size: Small
Application: Used in residential and commercial gas or electric furnaces, air handlers, and heating systems to provide over-temperature protection.
Specifications: Temperature Rating: Opens at 215°F, Closes at 185°F (30°F differential); Reset Type: Automatic; Sensor Type: Fan Disc / Snap-Action.