Products, $20 - $30, where Number of Lamps is 1, Input Volts is 277V, and Ballast Lamp Type is 4-Pin

Philips Advance Electronic Ballast 120V to 277V

SKU: ICF2S26H1LDK | Ordering Code: ICF2S26H1LDK (120-277V)  | UPC: 781087117781

• 85-112% Ballast Factor
• 1/2 Lamps
• 120/277 Volts
• 1" High
• 4.6" Long
• 2.5" Wide
• More details

Keystone Rapid Start Electronic Ballast, 120-277V For (2) 26W CFL or Circline Fluorescent Lamps

SKU: KTEB-226-UV-RS-DW | Ordering Code: KTEB-226-UV-RS-DW

• 95-120 Ballast Factor
• 1/2 Lamps
• 120-277 Volts
• 1" High
• 5" Long
• 2.4" Wide
• More details

Fulham WorkHorse 2 Electronic Instant Start Ballast 277V, Compact Case

SKU: WH2-277-C | Ordering Code: WH2-277-C  | UPC: 872180100142

• 0.7 - 1.3 Ballast Factor
• 1/2 Lamps
• 277 Volts
• 1" High
• 3.3" Long
• 1.8" Wide
• More details

Fulham WorkHorse 2 Electronic Instant Start Ballast 277V, Long Case

SKU: WH2-277-L | Ordering Code: WH2-277-L  | UPC: 872180100159

• 0.7 - 1.3 Ballast Factor
• 1/2 Lamps
• 277 Volts
• 1" High
• 5.5" Long
• 1" Wide
• More details