Osram Optotronic OTi 50/120-277/1A4 DIM L 50 watt, 400 - 1400ma programmable and dimmable constant current LED driver
Osram Sylvania QTP2X96T12UNVIS-SC (2) 96-Watt 6420/5300-Lumens F96T12 Professional Series Electronic Fluorescent Ballast
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Osram Sylvania OTI-50/120-277/1A4-DIM-1-L-AUX Linear Programmable Constant Current LED Power Supply 120 - 277-Volt AC Input 10 - 55-Volt DC Output 50-Watt Output Optotronic®