Expand the overall storage capacity ioSafe's 1517 5-Bay NAS Array using the ioSafe x517 20TB 5-Bay Expansion Chassis. The x517 provides up to 20TB of additional enterprise-level storage in a 5 x 4TB configuration. Much like the 1517, the x517 is fireproof up to 1550°F for up to 30 minutes and also protects data while fully submerged in up to 10' of fresh or salt water for up to 72 hours. The x517 supports 2.50 and 3.5" SATA drives, features, hot-swappable drive bays, and connects to your 1517 using an integrated eSATA port. Included is a power cord and protection is provided by a limited 1-year hardware warranty, along with one year of ioSafe's Pro Data Recovery Service (DRS). DRS includes free in-house data recovery, up to $5000 per TB coverage for third-party forensic data recovery services, coverage for servers or other devices attached to the ioSafe x517, and advanced replacement of the ioSafe x517.

Designed for ioSafe's 1517 5-Bay NAS    20TB Capacity    5 x 4TB SATA 3.5" Enterprise HDDs    1 x eSATA Interface    Fireproof to 1550°F for 30 Minutes    Waterproof up to 10' for 72 Hours    Supports 3.5 & 2.5" SATA Hard Drives    Hot-Swappable Design    1-Year DRS Pro Warranty

For use with ioSafe's 1522+, 1520+, 1019+, 1517, and 1515+ NAS systems

Includes 20TB of enterprise-level NAS storage in a 5 x 4TB configuration

Fireproof up to 1550°F for 30 minutes per ASTM E119 and waterproof up to 10' for 72 hours in fresh or saltwater

Supports 2.5 and 3.5" SATA drives

Hot-swappable design

Related Questions and Answers

Q: 1. must the host DS218+ have drive for expansion to work ? I have 2 drives on DS218+, can I remove them and pull the in expansion unit with 2 new drive, Will the expansion unit work when host have no drive ?

A: You could do it but that will erase everything on the disks you currently have. You would want to make backups before trying anything like that.

Q: 2. Does the DX517 work with DS415+?

A: Yes, this is compatible with the DS415+.

Q: 3. What hard drives are in the TeraStation 5820DN?

A: Buffalo does not specify which hard drives are included in the Buffalo TeraStation 5820DN 160TB 8-Bay Desktop NAS Server (BH #BU5820D16008).

Q: 4. INCLUDES THE ESATA PORT CABLE TO CONNECT TO A DS 1821+?

A: Yes, the Synology 60TB DX517 5-Bay Expansion Enclosure Kit with Seagate NAS Drives (5 x 12TB) includes an eSATA expansion cable to connect it to the DS1821+.

Q: 5. Is this enclosure compatible with the 920+?

A: Yes. Per Synology... Supports creating volumes across different units: 21 series:DS1821+, DS1621xs+, DS1621+, DVA3221 20 series:DS1520+, DS920+, DS720+ 19 series:DS1819+, DS1019+, DVA3219 18 series:DS1618+, DS918+, DS718+, NVR1218 17 series:DS1817+, DS1817, DS1517+, DS1517 16 series:DS916+, DS716+, DS716+II 15 series:DS1815+, DS1515+, DS1515 Supports creating volumes on a single unit only: 18 series:DS218+ 16 series:DS216+, DS216+II, NVR216 15 series:DS415+

Q: 6. Synology's DX517 can be used as a dedicated local backup solution for the Synology DiskStation DS1817+ or DS1517+. Can it NOT serve the same purpose for the DS1618+?

A: Yes, this model shows compatibility with the 1618+ as well.

Q: 7. Does the expansions need to have all there bays filled with drives or at least three drives be a good starting point to start?

A: You can choose to use as many or few of the Synology DX517 5-Bay Expansion Enclosure's drive bays as you would like to when adding the enclosure to an existing NAS setup.

Q: 8. Can this be used with a DS 1813+?

A: This is not compatible with the DS1813+.

Q: 9. what's the maximum data transfer rate using hds?

A: The OWC ThunderBay 8 160TB 8-Bay Thunderbolt 3 RAID 5 Array (8 x 20TB Enterprise), BH #OWCTB38SRE16, can reach speeds up to 2586MB/s.

Q: 10. Would it work with DS720?

A: The DS 720 is not listed as compatible with the Synology 60TB DX517 5-Bay Expansion Enclosure Kit with Seagate NAS Drives (5 x 12TB) BH #SYDX51760TBI.