The 400EB0000 is a component cap intended for use with the ITS Series of illuminated tact switches. This model is constructed from translucent white polycarbonate and features a flat-edge design. It is supplied without any paint or pre-applied markings, allowing for a clean aesthetic or custom user-applied graphics. As a separate component ordered independently from the switch body, it offers design flexibility for a variety of end products, including consumer electronics, medical devices, and audio/video equipment.