Why Do Some Countries Use 120v Power While Others Use 240?

How and why US home EV charging is at a disadvantage compared to much of the world.
December 27, 2023

From CleanTechnica

One of the big challenges to home charging in the United States is that homes and garages often just don’t have good power for Level 2 charging. There may be a plug right near where you park your car, and that’s often true for apartment buildings and even multi-level parking garages. But, that plug is often a 120-volt plug with wiring that can only support 15 or 20 amps.

But, European wall outlets are a lot nicer in this regard. They’re often limited to 13 or 16 amps, but at 230 volts, we’re talking about around 3 kW of power. This is roughly twice as powerful as a US outlet.

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Read the full post at CleanTechnica.

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