<p>The Honeywell 311SM2-T Snap Action Switch is designed for precision on or off application needs. This Honeywell Snap Action Switch comes with a choice of actuation, termination and operating characteristics to offer design flexibility and reliable performance. Featuring an elongated mounting hole, this Snap Action Switch enables more accurate and easier mounting. This 311SM2-T switch comes with a straight lever actuator and solder termination.</p> <p>Snap action switches are highly sensitive switches that respond to very small movements and can rapidly change from one contact position to the other. The SM series sub-miniature basic switches are used for simple applications. These highly sensitive switches are often used in aerospace, instrumentation, appliances, timing devices, medical/dental equipment, vending machines, computer and business equipment, test instruments, HVAC equipment, office equipment, manually operated devices and valves.</p>