547-504

Ensure the safety and efficiency of your heating system with this 3-inch adjustable high limit switch. Designed as a critical thermal safety component for furnaces and HVAC equipment, this limit control switch monitors internal temperatures to prevent overheating. It features a customizable temperature setting ranging from 180°F to 250°F, allowing for precise calibration based on your specific heating requirements. If the appliance reaches the designated temperature threshold, the switch automatically breaks the electrical circuit, protecting the unit from potential damage and ensuring safe operation. This versatile high-limit sensor is an essential replacement part for maintaining residential and commercial forced-air systems and heaters.
Type: High Limit Control Switch
Size: 3-inch probe depth
Dimensions: 3 in
Application: Commonly used in residential furnaces, forced-air heating systems, boilers, and industrial HVAC equipment to provide overheating protection.
Specifications: Temperature Range: 180°F to 250°F (Adjustable); Switch Configuration: Normally Closed (NC) that opens on temperature rise; Insertion Depth: 3 inches.