Osram optotronic oti 50/120-277/1a4 dim l 50 watt, 400 Oti30/120-277/1a0 dim l (formerly ot30/prg1050c/unv/dim/l) optotronic 1a0 optotronic osram
Osram Optotronic OTi 50/120-277/1A4 DIM L 50 watt, 400 - 1400ma
Oti dim osram 1a4 ia4 driver hmlighting
OTi30/120-277/1A0 DIM L (formerly OT30/PRG1050C/UNV/DIM/L) OPTOTRONIC
Osram Optotronic OTi 50/120-277/1A4 DIM L 50 watt, 400 - 1400ma