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
Electronic ballast for T8 fluorescent tubes, 220-240V, 50Hz, 4×18W, A2, Electronic ballast for lamps using T8 fluorescent tubes – Protected fluorescent light – Protected lamp – Luminaires – Tracon Electric