not sure what one erik-d-lux on the tc board uses but its way kick ass..If I was to buy a portable welder thats the one i'b buy..with duel batteries there is nothing it won't weld..its very impressive..he welded some stuff up for me at tsf a while back and it did a kick ass job,,granted you need duel batts to make it work tits,,but duel batts and kewl..