It's the symbol for electricity hence the electrician.
Ok it seems this was a pretty dumb question. :thinking: Especially now that I actually stop and think about it. Lol
It means "warning: not insulated".
Quote from: ironraven on August 28, 2011, 10:30:56 PMIt means "warning: not insulated". Yes, that had rather occurred to me as well.
You know, I'd totally forgotten that. Still not sure the SAK is going to be rated to 10000V though.