The invention relates to a casing (i.e., housing) for receiving an electrical device, particularly a switching device or sensor, having at least one indicating apparatus for indicating different electrical states, particularly switching states, of the device. The casing is characterized in that each indicating apparatus has a plurality of indicating devices and that the indicating devices of one indicating apparatus are positioned facing one another on the casing in such a way that, from each viewing direction, at least one indicating device of each indicating apparatus can be seen.