Ballasts & Drivers where Lamps by Wattage is 4 x 50W - 59W, and Width is 1.7"

Fulham WorkHorse 3 Specifier Grade Electronic Ballast 120V/277V

SKU: WHSG3-UNV-T8-IS | Ordering Code: WHSG3-UNV-T8-IS  | UPC: 872180106090

• 0.88 - 1.00 Ballast Factor
• 85W
• 2/3 Lamps
• 120/277 Volts
• 1.2" High
• 9.5" Long
• 1.7" Wide
• More details

Keystone Program Start Electronic Ballast, 120-277V For (4) F54T5HO Lamps

SKU: KTEB-454HO-UV-PS | Ordering Code: KTEB-454HO-UV-PS

• 103-110 Ballast Factor
• 1-4 Lamps
• 120-277 Volts
• 1.2" High
• 16.7" Long
• 1.7" Wide
• More details