Manufacturer and designer of standard & custom AC/DC and DC/DC switching power supplies with output power from 3 watts to 12k watts.

ETA-USA, subsidiary of ETA Electric Industries Co. Ltd., manufactures high-quality switching power supplies. ETA-USA offers a complete line of over 3500 standard, off-the-shelf, Power Supplies. They range in output capability from 1.5W to 6000W.

Switching Power, Inc. manufactures high reliability switching regulated power supplies for military and industrial applications.

Mean Well Switching Power supply. - SPS manufacturer in the world. High Quality on AC DC, DC DC, Medical and Din Rail switching power supply.