York S1-025-38737-000 Auto Limit Switch 140°F-160°F
The York S1-025-38737-000 auto limit switch is a temperature-sensitive safety control designed for HVAC systems, operating within a 140°F to 160°F range. It functions by automatically opening or closing the electrical circuit when the set temperature is reached, preventing overheating and protecting system components. Commonly used in furnaces and air handlers, this switch enhances operational safety and reliability.