Switching Power Supply 250W Model:S-250-5(7.5,12,15,24, ... ,7.5,12,15,24,27,48V Brand: Naidian Switching Power Supply 250W SPECIFICATION:MODELS-250-5S-250-7.5S-250-12S ... , 50ms, 20ms at full loadINPUTVOLTAGE RANGE90 ~ 132VAC / 180 ~ 264VAC by switch 254 ~ 370VDCFREQUENCY RANGE47 ~ 63HzEFFICIENCY (Typ.)73%76%74%78%81 ... (max.)15A/115VAC 30A/230VACLEAKAGE CURRENT<3.5mA / 240VAC Switching Power Supply 150W