Why Din rail mount box?

Tags: din rail fiber patch panel, din rail patch panel, fiber optic patch panel din rail mounted, din rail enclosure, din rail fiber optic patch panel, din rail mount fiber patch panel, din rail mounted patch panel, patch panel din rail, din rail connectors, din rail mount, din rail box, din rail adapter, din rail enclosure box, rack-mount din rail, din rail mount enclosure, din rail mounting adapter, Panduit din rail patch panel, din rail housing, mini din rail, din rail outlet, din rail box enclosure, what is a din rail, enclosure with din rail, what is din rail, din rail panel, din rail mounted connectors, enclosure din rail, din rail mount box