Yes, the outlet connector is just plastic and metal. And it is quite likely that most any outlet made for 110V could handle 220V. And yes, you could connect 220V to an outlet designed for 110V (and vice-versa). HOWEVER, the problem comes from the people who are USING the outlet..
Likewise, can I plug a 220v into 110v?
If you plug a 220V device into 110V outlet, it will normally last a little longer before it dies. But: An AC mechanical drive may fail to start, or it may take up more current than it is designed for, and eventually burn out. The insulation is usually not a problem unless there is a major flaw in the design.
Also, how do you convert a 110 volt to a 220 volt outlet? You can convert a receptacle from 220 volts to 110 volts in one of two ways. The first is to use a 220 to 110 adapter. The other is to rewire the receptacle or install a new receptacle next to the old one and connect it to the 220-volt wiring.
Subsequently, one may also ask, will a 220v motor run on 110v?
It is possible to use a 220v machine on a 110v line, however; all you need is a voltage converter.
What happens if I connect a 220v appliance into 110v?
The effect of connecting a 220v appliance to a 110v supply will depend on the appliance. If the appliance has a motor, then the reduced voltage is likely to do damage by causing the motor to draw too much current to do its job. The effect of connecting a 110v appliance to a 220v supply will likely be more spectacular.
Related Question Answers
How do I know if my phone is 110v or 220v?
A 110V outlet (and plug) has only one hot terminal, and the hot wire is always black. Another key difference between 110 and 220 circuits is the wire size. Because 220-volt circuits carry higher current, they require 10 gauge or larger wire, whereas the normal maximum wire size in a 110-volt circuit is 12 gauge.Will a 230 volt motor run on 110?
Is it possible to run a 230 volt motor in a 110 outlet? It is a Gould Century Motor 230 Volts, 15 amps. The only way to run a 230 volt motor on a 120 volt circuit is if the motor is a dual voltage motor. Some motors can be changed from 230 to 120 volts.Will a 240v motor run on 110v?
Electric appliances can function with either a full or half-sine wave, whereas electronic devices must have a full sine wave. If you are using a 220V-240V appliance at 110V, you will need a transformer.Can a dryer run on 110?
An electric dryer may run with a partial voltage of 110 volts, but it will not heat unless it has 208/240V, 30 amps. Turn off the breaker to the dryer and turn it back on to restore full power. Check the circuit breaker/fuses. The dryer requires a 30 amp dual breaker or two 30 amp fuses.Can a 240 volt motor run on 120?
Can a 240 volt 1/3 hp induction blower motor be run from 120 volt mains? Yes, but it will have a much lower power output, probably maximum of 1/10 hp power delivery. If you try running it directly from 120V, keep an eye on it to make sure it doesn't overheat.Is 220v more efficient than 110v?
For the same load (power demand), using 220V requires less current than using 110V. That's exactly the reason why power lines (used to transport power) are using high voltage (tens of thousands of volts). So yes, 220V is more efficient than 110V.Can I install a 220 volt outlet?
Installing a 220 volt outlet isn't all that hard at all. Following the instructions in my video and you'll be fine. A big misconception is that you can only install one 220 volt device/outlet per circuit/breaker. Although you'll better off for each 220 device/outlet having it on it's own breaker.How do I convert a 240v outlet to 120v?
Connect the black wire to the HOT terminal on the outlet, the white/red wire to the NEUTRAL, and the ground to the ground screw. Then push it all in to the box and put the cover on. It can be done, but you'll have to swap out the breaker. A "standard" US receptacle is rated for 125 volts, and 15 or 20 amperes.Can you split a 240v circuit?
Splitting a 240v receptacle. Yes, probably, and yes, probably. Check how the circuit is wired at the receptacle and also at the panel. However, you might want to run new circuits for your lights and outlets anyway to provide more flexibility.Can I plug a 220v into 120v?
Do not plug a 120V device directly into a 220V wall socket, even if the plug shape and size are identical. Although goods sold in the U.S. but available around the world sometimes accommodate 220V voltages -- iPods, for example -- other devices can be destroyed by such high voltages. When in doubt, use a converter. 
