Mac Pro 2019 Pegasus J2i Enclosure questions

My MPro 2019 has a Pegasus J2i enclosure which currently has an 8TB and a 2TB drive in it. Works fine and need to know what is the biggest size drives I can put in that enclosure?


R

Mac Pro, macOS 15.4

Posted on May 10, 2025 7:25 AM

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May 10, 2025 7:43 AM in response to dagwaremedia

the largest capacity drives you can find. Promise sells an 18GB drive, and says you can add another 3.5-in form factor (desktop/server -class) drive in the second 'bay'.


the ability to support very large logical-sized drives was added in MacOS X 10.4 Tiger, and that upper limit is HUGE.

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Mac Pro 2019 Pegasus J2i Enclosure questions

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