Can You Charge A Laptop Through Thunderbolt 3

Can You Charge a Laptop Through Thunderbolt 3?

Thunderbolt 3 is a versatile technology that offers high-speed data transfer, video output, and power delivery. But can you use it to charge your laptop? The answer is a resounding yes, but with some important considerations.

Benefits of Charging a Laptop Through Thunderbolt 3

  • Fast Charging: Thunderbolt 3 supports Power Delivery (PD) up to 100W, enabling rapid charging of compatible laptops.
  • Convenience: Using a single cable for both data transfer and charging eliminates the need for multiple cables.
  • Reversible Connector: Thunderbolt 3’s USB-C connector is reversible, making it easy to plug in and remove the cable.

Limitations of Charging Through Thunderbolt 3

  • Power Requirements: Not all laptops support Thunderbolt 3 charging. Check your laptop’s specifications or consult the manufacturer.
  • Cable Quality: Use only certified Thunderbolt 3 cables to ensure proper charging and data transfer.
  • Charging Speed: The charging speed may vary depending on the laptop’s power requirements and the power delivery capabilities of the charging device.

Compatibility Considerations

  • Thunderbolt 3 Port: Your laptop must have a Thunderbolt 3 port that supports both data transfer and power delivery.
  • Charging Device: The charging device, such as a power bank or charger, must also support Thunderbolt 3 PD.
  • Laptop Model: Check the laptop’s user manual or contact the manufacturer to confirm compatibility with Thunderbolt 3 charging.

How to Charge a Laptop Through Thunderbolt 3

  1. Verify that your laptop and the charging device support Thunderbolt 3 charging.
  2. Connect the Thunderbolt 3 cable to your laptop and the charging device.
  3. Ensure that the cable is certified and meets the required power specifications.
  4. The laptop should start charging automatically. If not, check the device’s settings or consult the manufacturer.


Charging a laptop through Thunderbolt 3 is a convenient and efficient solution if both the laptop and the charging device support it. Consider the power requirements, cable quality, and compatibility before implementing this method to ensure a successful and safe charging experience.

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