Reliable and robust, this broad line of Centium high frequency electronic ballasts for T5, T5HO, T8 and T12 fluorescent lamps offers all of the necessary commercial grade specifications plus the added benefits of lamp striation reduction technology making these ballasts compatible with energy saving T8 lamps. This provides your customers with a more sustainable lighting solution over standard T8 or T12 fixtures.Our Centium ballasts are an optimal choice for a broad range of new construction and retrofit applications within the commercial sector including general office lighting, conference, meeting, and board room applications, indirect and decorative lighting, and new fixture designs requiring smaller ballasts. Ballasts for T5 Fluorescent Lamps Are Now Available in a Smaller Can Philips Advance Centium ballasts for T5 lamps are now available in a smaller can â measuring only 9.5L x 1.3W x 1H (original versions was 16.7L x 1.18W x 1H). These low-profile ballasts feature a 1 high enclosure which provides fixture manufacturers increased versatility in their newer generation fixture designs.