Product details:
Philips Advance Mark 7 0-10V dimming ballast provides maximum versatility with low voltage dimming. The Advance IZT2S28D dimming fluorescent ballast operates two F14T5 lamps at 120/277 input volts. This ballast also works with two F21T5, F28T5 or F28T5/ES at 25 watts, making it ideal for use in normal lighting areas such as offices, boardrooms, and retail.
