Philips Advance Fluorescent Ballast 2 Lamp 48" T8 Instant Start 120V | The Home Depot Canada
GE UltraStart Proline Electronic Ballast, 120/277 Volt Program/Rapid Start Ballast, Normal Ballast Factor, Ballast for Fluorescent Light (1) or (2) Lamp T12 - Electric Plugs - Amazon.com