Variac question

[WOPL Sniffer]

I think one of the 400 experts said you can use a 75 watt bulb on the 400..... We use 100 watt for the 700's.....

 

[krellmk]

Been using my Superior Electric Powerstat Variac for more than 20 years.

 

[Mohawk]

I think one of the 400 experts said you can use a 75 watt bulb on the 400..... We use 100 watt for the 700's.....

I have a 60W bulb for the 400 and everything works just fine ....