Screwless PE/N terminal rail, for installation in AK/AKi small distributors from AK/AKi 14, as additional terminals or for replacement needs, including adapters for installation in AK and AK-F small distributors and Plus types with Air technology, single-stage N terminal rail, with 4 screwable terminal points 2.5 mm - 16 mm, and 28 screwless terminal points 1.5 mm - 4 mm, After removing the cross connection, division into 2 N potentials, each with 3 screwable terminal points, 2.5 mm - 16 mm and 14 screwless terminal points 1.5 mm - 4 mm