This Advance Mark 7 0-10V IZT-2S28-D dimming ballast operates two F14T5 lamps at 120 to 277 Volts.
- Also works with two F21T5, F28T5 or F28T5/ES at 25 Watts
- Dims lamps directly from compatible 0-10V controls
- Extends lamp life in frequent starting applications