Excelsys is now Advanced Energy. Follow us on LinkedIn at http://bit.ly/2ssfynC. Excelsys Technologies is the leading designer and manufacturer of high efficiency, low profile power supplies for a variety of specialist markets including Industrial, Automation, Medical, Communications and Military. Headquartered in Cork, Ireland, Excelsys is creating a new standard in world class customer service through the application of principles of excellence in channel partnership, customer service, product quality, manufacturing efficiency and the innovative use of new technology. All products comply are certified to International safety agency approvals including IEC60950, UL60950, IEC60601-1 (medical devices), UL60601-1.