Ballast / Transformer

For (1 - 4) x F54T5/HO, F54T5/HO/ES(44W), F54T5/HO/ES(49W), F58T8, FT36W/2G11, FT50W/2G11, FT55W/2G11. Electronic Programmed Start Ballast, 120-277V, 50/60Hz, Series / Parallel Lamp Connection. 

Optanium High Efficiency Electronic Programmed Start T5 Fluorescent Ballasts. For (3/4) x F54T5/HO, F54T5/HO/ES(44W), F54T5/HO/ES(49W)  . 120-277V,50/60 HZ. Parallel Lamp Connection.

Signa Electronic Sign Ballast ESB432-14, Input: 120 - 277 Vac, ±10%, 50/60Hz, Parallel Lamp Operation, Instant Start Operation, Active Power Factor Correction

Electronic ballast for 4, 3, 2 and 1 T12HO lamps up to 8ft long or any combination thereof from 4-32 ft.

Electronic ballast for 4, 3, 2 and 1 T8HO lamps up to 6ft long or any combination thereof from 4-24 ft.

Universal Lighting Electronic Sign Ballast ESB848-46,  Input: 120 - 277Vac, ±10%, 50/60Hz, Parallel Lamp Operation, Instant Start Operation, Active Power Factor Correction

Electronic ballast for (6/5/4) T12HO lamps up to 8ft long or any combination thereof from 8-48 ft.

Electronic ballast for (6/5/4) T8HO lamps up to 6ft long or any combination thereof from 16-36 ft.

Signa Electronic Ballast ESB1040-14 for 4, 3, 2 and 1 F120T12HO or F96T8HO lamps. Input 120-277Vac, Full Parallel Lamp Operation, Instant Start -20° F / -29° C

Philips Advance 71A8291500DA - High Pressure Sodium - C & C Ballasts - 250W - S50 ANSI Code - 120/208/240/277V  - 90% Power Fact - CWA Circuit Type - 2 Feet Ballast to Lamp Distance - 105°C Temp Rating