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, Power Current Equipment - Amazon Canada