... Over voltage,3. Natural wind cooling,4. LED indicator for power on,5. 100% full loaded aging,6.No-load ... .High efficiency, long life-span and high reliability,12.1 year warranty.Specification: Model No.SPN-30- ... ,EN60950-1EMC StandardsAccording to GB9254,EN55022 class AConnectionTerminal block for input and outputPacking Qty. Dimension(L×W×H) ... & N100mVEffi.0.8 25W Single Output Switch Power Supply