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A comment on Why does the USA use 110V and UK use 230-240V?. Parent comment

Re:Why does the USA use 110V and UK use 230-240V? by rspoerri on Tuesday August 29, 2023 @06:50AM (#37305787)
If you increase Ampere you must increase the width of the cable, or it will overheat. If you increase Voltage you must increase the insulation around the cable.
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