GE UltraMax Proline Electronic Ballast, 120/277 Volt Instant Start Ballast, Low Power Ballast Factor, Ballast for Fluorescent Light (3) or (2) Lamp T8, Compatible with F32T8/WM and F17T8 - - Amazon.com
Philips Advance - 1 or 2 Lamp, 120-277 Volt, 0.18 to 0.49 Amp, 0 to 39, 40 to 79 Watt, Instant Start, Electronic, Nondimmable Fluorescent Ballast - 67175547 - MSC Industrial Supply
GE UltraMax Proline Electronic Ballast, 120/277 Volt Instant Start Ballast, Normal Ballast Factor, Ballast for Fluorescent Light (1) or (2) Lamp T8, Compatible with F32T8/WM and F17T8 - Electric Plugs - Amazon.com
GE T8 2-Bulb Residential Fluorescent Light Ballast in the Ballasts department at Lowes.com
Philips Advance 2-Lamp T8 Slimline 59W (F96T8) 120-Volt to 277-Volt Electronic Ballast 520452 - The Home Depot
Philips Advance Optanium 1 or 2-Lamp T8 4 ft. Instant Start Electronic Fluorescent Replacement Ballast 520445 - The Home Depot
Sunlite 40205-SU SB259MV 2 Lamp F96 T8 Linear Fluorescent Ballast, Multi volt - Cable Ties - Amazon.com
GE T8 2-Bulb Residential Fluorescent Light Ballast in the Ballasts department at Lowes.com
GE UltraMax Proline Electronic Ballast, 120/277 Volt Instant Start Ballast, Normal Ballast Factor, Ballast for Fluorescent Light (1) or (2) Lamp T8, Compatible with F32T8/WM and F17T8 - Electric Plugs - Amazon.com