Cable trays, also known as carriers, are a mechanical support system that holds large networks of cables together. Think of it as the “spinal cord” or the “ elevator shaft ” for your cabling infrastructure, providing a protected and structured pathway for cables to travel. Cable trays support insulated electrical cables in industrial and commercial settings. There are several types of cable trays, including ladder, perforated, solid bottom, basket, and channel trays. Each cable tray type performs a different function and comes in various materials such as aluminum. The cable support lengths and fittings can basically be designed as cable trays, cable ladders or mesh cable trays, in which cables are routed. Cable trays are used as an alternative to open wiring or electrical conduit systems, and are commonly used for cable management in. An electrical cable tray is a type of containment system used to support insulated electrical cables for power distribution, control, and communication. Today, electrical cable trays have become an essential component in industrial and commercial construction, providing a quick, economical, and. -piece tray istypically used in applications where visual esthetics are important.