Mine are 100%, absolutely, totally, definitely, for sure, QUIET.
Besides which, they weren't even expensive! The bulbs have lasted since
I installed them about a year or so ago. Before that I was replacing
bulbs left and right.

Dave

Brian Elfert wrote:
I am going to install new flourescent lights in my shop. Do electronic
ballasts really have no hum like I read somewhere.

Any reason to choose electronic ballasts over magnetic besides noise?

Brian Elfert