What wires are used for photovoltaic combiner boxes

Use 4–10 mm2, 600 V insulated cables. Strip 8 mm of cable insulation. Ground the combiner box by connecting it to the inverter. Use the grounding points marked with the Open the combiner box cover. [pdf]

Wooden pallets for photovoltaic panels

Wood pallets decompose in the elements, resulting in breakage and installation delays. Stacking packaged solar modules adds extra weight on the cargo, resulting in microcracking and breakage. [pdf]
[FAQS about Wooden pallets for photovoltaic panels]