... electronic ballast,electronic ballast 40w,electronic ballast for fluorescent lamp CE,SAA,CB,SGS,A/12997EA,A2 CE,SAA,CB,SGS T5 electronic ballast,electronic ballast 40w,electronic ballast for fluorescent ... power factor correction3.Preheat start,long lamp life4.Abnormal protection circuit5.Automatic ... repalcement lamps8.Intelligently detect lamp type,one for multilamps9.Suitable for use in emergency ...