York S1-025-27747-009 Manual Reset Limit Switch 140°F

The York S1-025-27747-009 Manual Reset Limit Switch 140F interrupts the electrical circuit when surrounding temperatures reach the designated limit, protecting connected equipment from excessive heat during operation. It requires manual resetting after activation before proper electrical continuity can be restored in HVAC systems. Mounted near temperature-sensitive components, this safety system continuously monitors proper heat conditions and responds when elevated temperatures are detected. Its manual reset configuration supports controlled equipment restart after inspection, supporting the safe operating conditions during continued service.