The 2LS1 is a 1NC/1NO SPDT snap-action medium-duty Limit Switch with top pin plunger actuator. The MICRO SWITCH™ compact limit switch has a long record of successful performance in industrial applications. It fits in many places too small for any other fully adjustable limit switch. Rugged die-cast metal construction with a wide variety of heads and actuators provides long life across numerous applications. In demanding environmental condition, NEMA 1, 3, 4, 6 and 13 sealing protects against oil, dust and water making the LS series a dependable solution in a variety of conditions for both indoor and outdoor applications. It is suitable for machine tools, conveyors, material handling, metal fabrication equipment and lift trucks.