Saturday 30 November 2019

Power-related limitations of a USB Hard Drive Enclosure?

What are the power-related limitations of a USB-powered 2.5" hard drive enclosure? Some external hard drives require an extra power source, while my current one does not require one.


Is there a certain limitation (Disk speed/RPM, storage size (500 GB>), specific power consumption) for enclosures where the power source is via the USB?

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