<p>BA-3ST Snap Action Switch from Honeywell comes with an elongated mounting hole for easier and accurate mounting. It also comes with screw termination, pin plunger actuator and silver contacts. This plunger limit switch has a long mechanical life up to 20,000,000 cycles. It is suitable for applications which impart a rapid stroke to the switch plunger.</p> <p>A snap action switch is a type of momentary contact micro switch which operates at a rapid speed as it takes very little force or stimulus to operate. Honeywell Switch BA-3ST is often used in various applications such as irrigation systems, semi-trailer trucks, timing devices, office equipment, test instruments, medical or dental equipment, HVAC equipment, manually operated devices, and valves.</p>