Profile 55 for vertical and horizontal installation, double aluminum. Features: With rear and side cable and conduit entry. The cable entry can be installed both flush-mounted and surface-mounted. Simplified installation by clipping in the inserts. Notes: Rocker switches, push buttons, and Schuko sockets with hinged covers are generally splash-proof (IP21) when used with these housings on the wall in the System 55. Key switches and 3-step switches cannot be installed in these housings.