Snap Action Switches are electromechanical devices that are used to open or close an electrical circuit at a rapid speed. They are generally used in irrigation systems, semi-trailer trucks, timing devices, office equipment, test instruments, valves, and manually operated devices.

BA-2RB-A2 Snap Action Switch from Honeywell is a standard basic micro switch. This SPDT Micro Switch provides differential travel and low operating force to suit the actuator type. Featuring an elongated mounting hole, this Honeywell Switch enables more accurate and easier mounting. The current rating of this switch ranges from 15 A to 25 A.