I put a 30GB 2.5 inch drive in it. http://www.geeks.com/details.asp?invtid=A-8818-N
I have never seen a 3.5" USB powered drive. But there are a bazillion enclosures with AC power.
Bob
Are there any 3.5" HDD external enclosures that are powered by USB 2.0 or PS?

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