New EDSX series available with NEMA 4X protection for Class I, Division 2 hazardous areas.Crouse-Hinds series EDSX, EDS and EFS hazardous area pushbutton, pilot light and selector switch control stations are used in conjunction with magnetic starters or contactors for remote control of motors.eliminates the need for external seals, simplifying installation and reducing costs.Pilot lights are used to visually indicate that the desired function is being performed.EDSX, EDS and EFS control stations are factory sealed to prevent arcing of the enclosed device from causing ignition of a hazardous atmosphere external to the enclosure.Factory sealing Typical applications for EDSX, EDS and EFS control stations include industrial areas where the atmospheres may contain hazardous gases and/or dusts. A wide range of models are available to maximize application flexibility.