SDM65-U AC-DC Power Supplies CUI Inc SDM65-U AC-DC Power Supplies feature up to 65W of continuous power and meet DoE Level VI efficiency in a compact package. These devices include overvoltage and short-circuit protection, an LED indicator, and a universal input voltage range. CUI Inc SDM65-U AC-DC Power Supplies operate in a 0°C to +40°C temperature range and include UL/cUL, TUV (60601-1), and PSE safety approvals.