Protective housings for an electrical device, such as a switches or receptacle, and methods for installing protective housings are disclosed. A protective housing for an electrical device includes a baseplate with an internal opening and first arcuate cutout along the internal opening. The protective housing also includes a first insert with a second arcuate cutout and at least one aperture. The first insert fits within the opening. The first and second arcuate cutouts form a through hole when the first insert is fitted within the opening.