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. Optanium ballasts for T5 and T8 lamps are part of our effort to promote environmental responsibility through Smart Solutions - energy efficient products, lighting systems, services and expertise through Philips Advance branded products. They are also one of the charter products of the NEMA PremiumĀ® Ballast Program.