<p>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 HVAC equipment, manually operated devices, valves, office equipment, test instruments, medical and dental equipment, timing devices, and irrigation systems, among others.</p><p>BZ-3RQ1-A2 Snap Action Switch from Honeywell is a standard “Large Basic” micro switch. It is designed for simple on or off application needs. With an elongated mounting hole, this Honeywell Snap Action Switch enables more accurate and easier mounting. This Micro Snap Action Switch ensures long mechanical life that is up to 20,000,000 cycles at a 95% survival rate.</p>