Electrical Outlets & Receptacles | homedepot 340,500+ followers on TwitterAdShop Special Buys on Washers. Browse Our Assortment Online. How to Wire a 220 Volt 3 Wire Dryer Outlet | Hunker A 220-volt circuit doesn't need a neutral wire. Each of the hot legs acts alternately as the hot and neutral as the electricity changes direction 60 times a second. However, the neutral wire is needed if a 220-volt appliance has features that run on 110-volt power, such as a clock or a light.Author: Chris Deziel How Do I Wire a 220-Volt Dryer Outlet? | Reference A: Quick Answer. Wiring a 220 volt electrical outlet for a dryer is a simple task if you have existing 220 volt supply wires in the wall coming from the breaker box. You need a 220 volt outlet with matching pin configuration to that of your dryer's plug, a screwdriver, a wire cutter or stripper and some wall screws.