Solar array mounting clips are small, often stainless steel, clips that secure PV wires to panel frames or mounting rails, preventing damage and organizing cables for safety and aesthetics, with types including single/double wire holders, barbed/toothed edges for grip, and tool-free designs for easy installation on rail lips or panel edges. They are essential for tidy, long-lasting solar systems, available for different cable sizes (e.g., 5-6.5mm) and panel thicknesses, and come in various designs like spring clips or 90° holders.