Standard - 21W T5 Electronic Ballast - `20V-277V - 1 or 2 Lamps

E21421T5120-277V, 120V-277V 60HZ Electronic Ballast.

• Lamps: F14T5, F21T5 (1-2 lamps).
• Wiring Type: Series
• Power Factor: 0.99
• Dimensions: 11.5L x 1.34W x 1.06H
• Listing: UL, CUL

See E221T5PS120-277/N product data sheet below for complete specifications.