The AFM30US12 is a 12V/30W plug-in Power Supply features an energy star level-V, trip and restart (hiccup mode) short-circuit protection, 110 to 150%, auto recovery overload protection, 110 to 140% Vnom, recycle input to reset overvoltage protection and unit shuts down, auto recovery over-temperature protection, fixed type output and barrel plug centre positive (2.5 x 5.5 x 11mm) output connector.