Most circuits with standard plugs on them are 15A in the US. A single space heater will fully utilize one.
It is also why every space heater in the United States uses exactly 1.5KW. It is like maximum strength medication. You can't legally buy more, and no one wants less.
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It is also why every space heater in the United States uses exactly 1.5KW. It is like maximum strength medication. You can't legally buy more, and no one wants less.