3M DE620045521, RJ-45, Rack mounting, 1U, Aluminum, 19" (482.6 mm), 1.72" (43.6 mm) 3M DE620045521. Connector(s): RJ-45. Mounting: Rack mounting, Rack capacity: 1U, Product color: Aluminum. Width: 19" (482.6 mm), Height: 1.72" (43.6 mm), Depth: 4.25" (108 mm)