Originally Posted by Vendzilla

USA uses 220v well, that's what electric dryers work on. You probably already have a plug somewhere in the house for it. Also, trying to run a CNC machine on 110 is going to produce problems. Most of the bigger CNC machines run on 220v 3 phase, which in most cases you would need a generator in a house, unless close to a commmercial hook up.

220 is what supplies your house, it's split at your breaker panel