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The National Electrical Code calls for #4 copper or #2 aluminum.

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14y ago

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For a 70A 240V circuit, you would need a wire with at least an 8-gauge thickness to ensure it can safely handle the current without overheating. It's always best to consult with a licensed electrician for specific wiring requirements based on your local electrical code regulations.

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10mo ago
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Q: What gauge of wire is needed for a 70A 240V?
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