T5 programmed start lamp selection includes 14 through 54 watts in standard and HO version. The entire line features long life, high quality tri-phosphor blends and TCLP compliance. It is energy efficient, reduces power consumption by as much as 75%. Top quality phosphors ensures stable and consistent light output. Long Life, less frequent re-lamping reduces maintenance costs. Stable color, low color shift over time for more consistent lighting.