If it is used with thunderbolt connection, is it still necessary to use the external power supply? or will the thunderbolt supply the power to it?

LaCie 3TB d2 USB 3.0 Thunderbolt Series Hard Drive

LaCie 3TB d2 USB 3.0 Thunderbolt Series Hard Drive

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1 Answer from the Community

  • Answer

    This is not a bus powered drive.

    Yes, you must use the separate external power supply.