Trough cable tray uses: It protects cables from dust and light debris. The solid bottom can help reduce electromagnetic interference (EMI). Its unique design, featuring a solid bottom and side rails, makes it ideal for a wide range of applications, from industrial plants to. , is a welded wire-mesh cable management system made of high-strength steel wire. It is used to manage cables for light B manufactures its cable tray in a range of materials with a variety of finishes. Unlike conduit systems, cable trays allow cables to be laid in bundles, improving accessibility, heat. There are several types of cable trays, including ladder, perforated, solid bottom, basket, and channel trays.