Snap Action Switches, also known as micro switches, are switch devices that are used to open or close an electrical circuit at a rapid speed. These highly sensitive switches are often used in modern control systems, welders, and industrial equipment, among others.

1TB1-1 Snap Action Switch from Honeywell is a miniature, double-break basic micro switch. With an operating temperature range between -55 °C to 125 °C [-67 °F to 257 °F], this Honeywell Snap Action Switch delivers consistent and reliable performance even in harsh environment applications. This Plunger Switch has a motor handling capacity of 373 W at 125 Vac. It comes with a choice of actuation and termination options to provide design flexibility.