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 Ballast Electric T8 1 or 2 Lamps F96T8 120/277 V ProLine 74469 | RONA
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
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
2 Lamp 17W T8 C Series - Light Strip (Residential 120V Ballast)
Philips Advance - 2 Lamp, 120 Volt, 0.43 to 0.48 Amp, 0 to 39 Watt, Trigger Start, Magnetic, Nondimmable Fluorescent Ballast - 03749850 - MSC Industrial Supply
Universal B232I277RH-A Triad T8 High Frequency Electronic Fluorescent Ballast, 2 Lamp, F32 T8 - Walmart.com
Electrical ballast - Wikipedia
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