Line Voltage: 120vac - 277vac, ±10%, 50-60Hz Programmed Rapid Start High Power Factor Series Lamp Connection Performance: Meets ANSI Standard C82.11 Ballast 2 CF18/4P lamps 120-277V The Universal mounting kit includes wires, mounting plate and ballast. This has multiple exits for wire entry. Bottom and sides. The plate can be used to mount the ballast to a J box.