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 - Electric Plugs - Amazon.com
Philips Advance Optanium 40-Watt (F40T12) 1 or 2 Lamp T8 4 ft. 120/277-Volt Instant Start Electronic Fluorescent Replacement Ballast 520445 - The Home Depot
LUXRITE 32-Watt Equiv. 4 ft. Linear Tube T8 LED Light Bulb Ballast and Ballast Bypass Compatible 13W 4000K Cool White (4-Pack) LR34192-4PK - The Home Depot
Class 1 Div 1 Explosion Proof 4' T8 Light with Emergency Battery Backup
4' LED T8 Lamp 18 Watt, DLC Approved. Fluorescent Retrofit to LED. – PrimeLights
T8 LED 24 Inch Tube Fluorescent Replacement 900 Lumens 6,000 Kelvin White Light
GE UltraMax™ GE232MAXPN/ULTRA Professional High Efficiency Electronic Ballast, T8 Fluorescent Lamp, 32 W Lamp, 120 to 277 VAC, Instant, 0.87 Ballast Factor | State Electric
Philips Advance Optanium 32-Watt (F32T12) 3 or 4 Lamp T8 4 ft. 120/277-Volt Instant Start Electronic Fluorescent Replacement Ballast 520387 - The Home Depot
GE T8 4-Bulb Residential Fluorescent Light Ballast in the Ballasts department at Lowes.com
Technical Precision Replacement for Ge General Electric G.e Ge-432-120-n Ballast 120V-277V Ballast - Electrical Ballast Replacement for T8 Bulbs - Operates 3 to 4 Lamps - 1 Pack - Amazon.com
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
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