HOWARD INDUSTRIES E2/75IS-120 INSTANT START-ELECTRONIC BALLAST | eBay
Philips Advance Instant Start 32W 120V 1 or 2 Lamp Electronic Ballast - Clark Devon Hardware
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 - Electric Plugs - Amazon.com
Keystone KTEB-232-UV-IS-L-P T8 Instant Start High Efficiency CEE Approved Electronic Ballast 2 Lite F17/25/32 T8 NEMA Premium Reduced Output
Philips Advance - 3 or 4 Lamp, 120-277 Volt, 0.75 to 0.92 Amp, 0 to 39, 40 to 79 Watt, Instant Start, Electronic, Nondimmable Fluorescent Ballast - 77692283 - MSC Industrial Supply
Candela Corporation | B432PUNVHE-A
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