... switching power supply for electro plating 1 High Frequency Pulse 2 Switching Power Supply 3 Good price switching power supply for electro plating High Frequency Pulse Switching Power ... high efficiency, high accuracy of control 2.The output voltage and current are adjustable, widening the range ... range: Single phase 220VAC ±15%, 50HZ 2.Three phase 380V ±15%, 50HZ, 50HZ 3.Output voltage stability ...