AMAX LIGHTING 120-Volt 5.13 in. Electronic Ballast 2-PLC 13-Watt Lamps HD213-120A - The Home Depot
Sola FCF-13-TP - 13W Compact Fluorescent Ballast | CityLightsUSA.com
LUXRITE 32-Watt Equivalent 4 ft. Linear Tube T8 LED Light Bulb Ballast & Ballast Bypass Compatible 13W 3000K Soft White (4-Pack) LR34195-4PK - The Home Depot