Specifications:

Starting Type: Programmed Rapid Start
Lamp Type: F28T5/F28T5ES/F21T5/F14T5
Number of Lamps: 1 or 2
Input Voltage: 120 VAC
Input Current: 0.54/0.49/0.39/0.27 Ampere
Input Power: 33/47/59/65 W
Frequency Rating: 50/60 Hz
Power Factor: 0.98
Ballast Factor: 1
Maximum THD: 10 Percent
Wiring: Series
Minimum Starting Temperature: -18 Deg C
Size: 9.5 Inch L x 1.31 Inch W x 1 Inch H
Approval: UL (Canada and US)