Which foot of the power battery is positive and negative
240KW/400KW industrial rooftop - commercial rooftop - home rooftop, solar power generation system.
Specifications: A set of 1/0 gauge wire positive (red) and negative (black) battery cables. 12 inches/1 feet for every cable. Each cable has 2 pcs 3/8" round center hole terminals (already crimped) on both ends. Fit for 3/8" stud. Tinned copper lugs for superior corrosion and oxidation resistance.