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Charging cable for a laptop up to 60 W

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Any USB-C to USB-C cable (all are 3 A)

Look for

  • Length up to 2 m is fine for charging

Avoid

  • USB-A to USB-C cables

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The power arithmetic

Volts × ampsWattsCable needed
20 V × 3 A60 WAny USB-C to USB-C cable

Standards behind this answer

2012

USB Power Delivery (60 W, 100 W, 240 W)

The charger and device agree a voltage; the cable decides whether 3 A or 5 A is safe.

  • power: 60 W / 100 W / 240 W