The invention relates to a warning device, in particular to a substation adjustable warning device for electric power. The technical problem to be solved by the invention is to provide a substation adjustable warning device for electric power that can easily cause the attention of pedestrians and has a good warning effect. In order to solve the above technical problem, the invention provides sucha substation adjustable warning device for electric power, which includes a first mounting seat and the like; and the left side of the top of the first mounting seat is connected with a striking mechanism and the right side of the top of the first mounting seat is connected with a warning mechanism. The invention designs the substation adjustable warning device for electric power, the striking mechanism can remind pedestrians of the presence of a substation by sound, and the warning mechanism can visually remind the pedestrians of the presence of the substation.