... to regulate voltage range from 8v to 12v by series a adjustable resisitance at the output terminal.Our advantages:(1)Over ... load, Over temperature, Short current protections for all series.(2)Smaller size and simpler inner structure than competitors,but steadier working effect.(3 ... );EN61000-3-3EMSMeet with EN61000-4-2,3,4,5,6,8,11;EN55024,EN61547,A-class of heavy industry certification(Inrush ...