Cable trays are essential components in photovoltaic (PV) systems, designed to support and protect electrical cables. Made from materials such as aluminum alloy, stainless steel, and HDG steel, they offer durability and resistance to environmental factors. Aluminum trays are lightweight and corrosion-resistant, making them ideal for various installations. Stainless steel trays provide exceptional strength and corrosion resistance in harsh conditions, while galvanized steel trays offer a cost-effective solution with robust load-bearing capacity. Selecting the right cable tray material ensures optimal performance and longevity, contributing to the efficient operation of solar energy systems.