A power receptacle having at least one separable plug retaining frame includes a shell body, at least one outlet element and at least one plug retaining frame. The shell body as at least one first through hole, the outlet element is fixed on the shell body and has at least one outlet, and the plug retaining frame has at least one first bending portion, at least one second bending portion and at least one first retaining slot outlet element such that at least one outlet of the outlet element is exposed to the first through hole, and the first and second bending portions are held together by the outlet element and the shell body. As a result, a plug strap can be inserted into the first retaining slot, and the color of the plug retaining frame will indicate the function or the group of the outlet element.