It’s no secret that 4/0 welding cable is very thick - or any 4/0 electrical cable for that matter. A cable of this gauge has a nominal diameter of .720”, almost a full inch thick. Cable like this can weigh as much as 700 pounds, or more, per 1000 feet; in some cases, a little more or less, depending on metallurgy and insulation. Yet, as you might be familiar, 4/0 welding cable...