ICC uses the industry-standard measurement (ECA-310-e) for all ICC products. According to the industry standard, a rack unit is measured by the height of a patch panel, server, network switch or other similar equipment mounted in a 19-inch rack or a 23-inch rack. A single Rack Mount Space (RMS) and the pitch is 1.75”. The screw thread pitch can be either 12-24 or 10-32 (ICC uses 12-24).
