AWG (American Wire Gauge)

Physical & Construction

A standardized wire diameter system where lower numbers mean thicker wire and better power delivery.

USB cables use 28-20 AWG conductors. Thicker wires (lower AWG) carry more current with less voltage drop. A 20 AWG USB-C cable can deliver 5A (100W+), while a 28 AWG cable may struggle above 15W. Check AWG rating when buying charging cables.

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