CUI Inc VOF-4 Internal AC-DC Power Supplies offer a universal input range of 85VAC to 305VAC, an operating altitude of 5000m, and an efficiency of up to 82%. These power supplies feature an overvoltage category of OVC II and OVC III and multiple protections, including continuous short circuit and overvoltage. The VOF-4 power supplies have an open-frame design housed in a compact, board-mount package with a no-load power rating of <0.075W. CUI Inc VOF-4 Internal AC-DC Power Supplies are suitable for space-constrained environments such as low-power ITE, industrial, and consumer electronic applications.