An outlet to run a larger 220-volt outlet requires larger wire. That means the cost of this operation is a little higher. The combination of the outlet, wiring, box and labor would be around $100.00 - $150.00. The installation should take less than 30 minutes. of 08. A skilled electrician can install a single-pole switch in less than 30 minutes. Wire, a switch, a cover plate a box is needed for this installation.