A Snap Action Switch is a type of momentary contact micro switch which operates at rapid speed as it takes very little force or stimulus to operate. These are highly sensitive switches that respond to very small movements and can rapidly change from one contact position to the other. They are generally used in irrigation systems, semi-trailer trucks, timing devices, office equipment, tests instruments, medical and dental equipment's, HVAC equipment, manually operated devices, and valves.

BE-2RV2-A4 Snap Switch from Honeywell is used for used for simple or precision on/off application needs. This Honeywell switch comes with an mounting hole for easier, more accurate mounting and is equipped with Low operating force and differential travel.