Comparing with electronic tube,it save40-60% energy, comparing with thyristor,it save 20% energy; it save60% water.. 36 KW bit welding equipment advantage:1, speed, high efficiency2, save electricity energy saving the cost is low3, a can also more than welding workpiece, that welding efficiency is greatly increased4, oxidation area is small,5, heating even, perfect welding and leakage solder ...