Mushroom head, industrial switches are typically used in e-stop applications. The line of e-stop switches also includes momentary, maintained, pull to release, maintained, twist to release and maintained, and twist key to release operators. The e-stop switches, suited to all types of industrial and process control applications, meet NEMA 4/4X and IP65 ratings. For e-stop applications, the operators are available in the traditional red color, however, several other colors are available for use in other applications.