Dimming Ballast Ballast Type Electronic Dimming Ballast Start Type Programmed Ballast Lamp Type T5 Ballast Family Mark 7 Ballast Max Number of Lamps 2 Ballast Voltage 120 to 277 Min Starting Temp 50 Degrees F Amps AC 0.57 to 0.22 Input Watts 63 Ballast Max Lamp Watts 28 Ballast Dimming Yes Ballast Dimming Type 0-10V Dimming Dimming Range 100 Percent to 3 Percent Level Output Standards UL Listed CSA ANSI C62.41 ANSI C82.11 FCC Part 18 Class A NEMA 410 ISO 9001