Electronics What is a Cable Tray, its Types and Advantages? by brianmusgrove March 10, 2022 by brianmusgrove March 10, 2022 In the production of electrical work, a cable tray is necessary for laying the main power supply line with a large load over long distances. They protect cables from external… 0 FacebookTwitterPinterestLinkedinTumblrRedditWhatsappTelegramEmail