T8 Fluorescent Ballast
T8 Fluorescent ballasts operate a wide range of T8 Lamps including F17T8, F25T8, F32T8, F32T8ES, F40T8 and more. Use the "Shop By" on the left to filter T8 options by ballast sub-category, type of bulb they operate, voltage, or brand. Fluorescent bulbs or lamps are categorized according to their wattage, shape and diameter. The "T" in T8 indicates the bulb is Tubular, while the "8" means they are eight / eighths inch (or 1") in diameter.