Dayton heavy duty limit switches are used to activate or deactivate power when travel limits are exceeded. These switches feature actuator assemblies capable of being rotated in 90 degree increments and interchangeable heads for smooth operation. They are equipped with screw terminals to allow easy wiring configuration and are capable of withstanding operating temperatures ranging from -20 to 185 degrees F. These units have NEMA 3, 4, 4X, 6P & 13 rated enclosure for protection from the ingress of contaminants, oil or non-corrosive coolants. They are available in depths of 1.76, 2.52 & 2.72 inches.