The PHOENIX CONTACT part D-ST 4 is an end cover designed specifically for use in electrical distribution systems. With a length of 55.9 mm, width of 2.2 mm, and height of 29 mm, this gray end cover is the ideal solution for protecting and securing your electrical connections. It is made from high-quality materials to ensure durability and reliability. The sleek gray color adds a professional touch to your electrical installation. Upgrade your electrical distribution system with the PHOENIX CONTACT part D-ST 4 end cover for enhanced protection and functionality.