Qualtek's desktop and wall-mount power supplies meet the industry standards that are requiring most external power supplies to comply with the U.S. Department of Energy's Level VI efficiency update on February 10, 2016. Any qualifying external power supplies manufactured after this date will have to meet these standards. This Level VI update requires that these power supplies use less energy while still supplying the same amount of power. Supplies will need to have a no-load power maximum of 0.21 W, and 49 W to 250 W supplies will have to have 87% to 88% efficiency