XP Power’s 76.2 x 38.1 x 28.0 mm 40W AC-DC open frame power supply October 11, 2016 By David Manners Today XP Power launches the world’s smallest 40 Watt AC-DC open frame power supply, the company claims. Read full article: XP Power’s 76.2 x 38.1 x 28.0 mm 40W AC-DC open frame power supply