... load burn-in test 4) Protect Features: 1) High efficiency, low operation temperature 2) Built-in EMI ... 4) Protection: Overload, short circuit 5) Competitive price, high reliability 6) Output: D120U1, D120U2, D120U4 7) Input: ... to GB4943,UL60950,EN60950EMC STANDARDDesign refer to GB9254,EN55022 Class ADIMENSIONL199*W98*H38mmPACKING0.65kg,30pcs/19.5kg 120W AC to DC Single Output switching power supply ...