How to tell whether a USB-C cable can carry high-wattage power and Thunderbolt 3 data

This many years into USB-C and Thunderbolt 3, it can still be confusing as what carries what.

The 15 Best USB-C Cables and Adapters for 2024

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Plugable USB4 240W EPR Cable (3.3ft/1m) – Plugable Technologies

What you need to know about USB-C and Thunderbolt 3, by TIRIAS Research

USB 4.0 240W 40Gbps Data Type-C Cable - Thunderbolt 3/4 Compatible, 8K@60Hz Video, Durable Sleeved Jacket - Compatible with Mobile Phone, Notebook, MAC, SSD and all USB-C devices (1.6ft)

CABLE, THUNDERBOLT C-C,20Gbps,1M, BLACK

Thunderbolt 3 Cable (USB-C to USB-C) (3.3-ft/1-m) (USB Type-C)

3.2 USB-C to USB-A Cable, USB-IF Certified, 3-ft

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C2G 1.5ft Thunderbolt 3 Cable (40Gbps) - Thunderbolt cable - Black

How to tell whether a USB-C cable can carry high-wattage power and Thunderbolt 3 data

Plugable Thunderbolt 4 240W EPR Cable (3.3ft/1m) – Plugable Technologies