PENTRON ECOLOGIC T5 lamps offer a high-quality lighting solution for linear fluorescent applications where luminaire design flexibility is important. These lamps are available in ft.2, 3 ft., 4 ft. and 5 ft. lengths and offer a wide range of color temperatures: 3000K, 3500K, 4100K, 5000K and 6500K. When paired with an OSRAM QUICKTRONIC T5 ballast, these systems are covered by the comprehensive QUICK 60+ system warranty.