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Extension Cords - Load Rating vs. Wire Gauge and Length

Size of extension cords - full load ratings with 115 V.

Required size of extension cords with 115 V:

 

extension cords full load ratings

  • 1 ft (foot) = 0.3048 m

Example - Size Extension Cord

A 500 feet extension cord with full load rating 5 amps should be at least AWG 8.

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