OSRAM SYLVANIA QTP4x32T8/UNV-ISN-SC (49947) 4 Lamp T8 Fluorescent Ballast: What are the Pros and Cons?
The OSRAM SYLVANIA QTP4x32T8/UNV-ISN-SC (49947) is a versatile 4-lamp T8 fluorescent ballast designed for instant start operation on universal voltage (120-277V) systems. This electronic ballast is compatible with F32T8, F30T8,…