Widely used in electroplating power supplies, electrolysis power, charging power, DC motor speed control, industrial DC supply, large welding machines and power regulation devices. Single-phase rectifier module adopts metal baseplate with reliable insulation and high current capacity, suitable for heavy-current DC conversion of industrial equipment; large heat-sink required for 24-hour continuous factory operation. This model is rated 400A / 1600V, a ultra-high-power class device suitable for mains / high-voltage applications.