Generator Extension Cord Size Calculator
Use this helper to get a rough idea of what extension cord gauge might be appropriate for a given load and cord length.
Always follow the cord manufacturer’s ratings and local electrical code; this tool is for simple planning only.
Extension cord gauge helper
Estimate a suitable extension cord gauge based on load amps and cord length.
For more planning tools, you can also use the other calculators and guides on the GeneratorCalc home page.
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