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 very often used in irrigation systems, semi-trailer trucks, timing devices, office equipment, test instruments, dental and medical equipment, HVAC systems, manually operated devices, and valves, among others.

BZ-2AQ1842-PC2 Snap Action Switch from Honeywell is a standard basic micro switch. This Honeywell Snap Action Switch features low operating force and sensitive differential travel to deliver reliable performance. It ensures long mechanical life that is up to 20,000,000 cycles at a 95% survival rate. The current rating of this Micro Switch ranges from 15 A to 25 A.