Philips Advance AmbiStar 40-Watt (F40T12) 2 Lamp 4 ft. T12 120-Volt Rapid Start High Frequency Electronic Replacement Ballast 520395 - The Home Depot
Rapid Start Ballast | Advance Ballast
GE Lighting UltraStart Proline Electronic Ballast, 120/277 Volt Program/Rapid Start Ballast, Normal Ballast Factor, Ballast for Fluorescent Light (1) or (2) Lamp T12, Power Current Equipment - Amazon Canada
Universal Lighting T12 Ballast 120V B134R120MA Rapid Start Discontinued NEW, Power Current Equipment - Amazon Canada