Intended for installation in environments that require IP 66 protection. Integrated knockouts for mounting on base. Intended for direct installation on the surface without having to support with insulating pad. The stainless screws for lid installation and caps for the heads of the mounting screws are included in the package. Option to install a special terminal plate (S-KSK 2). Integrated O-ring to install cable glands. 7x membrane inputs ∅20 mm, 9x ∅25 mm, 7x break-out inputs ∅32 mm and 3x ∅40 mm. Protected by Utility model trademark.