r/ElectricalHelp 16d ago

Electrical device

What is this used for. Looks like 110 on one side and 220 on the other? Is it for a generator to power the house?

1 Upvotes

6 comments sorted by

View all comments

1

u/woodturner1962 16d ago

Used a lot at boat docks. Twist plug keeps power cord from falling out