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Lenovo SAS Expander...

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Lenovo SAS Expander...

This Lenovo 16-port SAS expander is perfect for a JBOD shelf because it doesn’t need PCIe data—just power. I used it to aggregate the internal drive backplanes and feed everything back through the chassis’ SAS connections cleanly.

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Pros

  • +Doesn’t require motherboard communication for this use case
  • +Multiple ports make drive grouping and cabling straightforward
  • +Supports daisy chaining if you want to expand later

Cons

  • -Needs a safe way to provide PCIe-slot power in a chassis with no motherboard
  • -Pricing varies; cheaper listings may have long shipping times

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