29+Years
29+Years
16 Available / 1 Sold
Condition: New
Synology DX517 Drive Enclosure External - 5 x HDD Supported - 5 x Total Bay - 5 x 2.5"/3.5" Bay - Serial ATA - eSATA - Cooling Fan DX517 DISKLESS
The Synology DX517 is a 5-bay expansion unit designed to augment the storage capacity of compatible Synology DiskStation Network Attached Storage (NAS) systems. This external drive enclosure supports five 2.5" or 3.5" SATA HDDs and 2.5" SATA SSDs, offering a maximum internal raw capacity of 50 TB when utilizing 10 TB drives. It connects to a Synology DiskStation via an eSATA port, providing a scalable solution for businesses requiring additional storage for data archiving, backups, or expanding existing volumes. The DX517 features hot-swappable drive bays, allowing for drive replacement without system downtime, and its power recovery function synchronizes with the connected DiskStation. This unit is suitable for IT environments that need to expand storage infrastructure efficiently without replacing their primary NAS.
Drive Bays
5 Compatible Drive Type
3.5" SATA HDD
2.5" SATA HDD
2.5" SATA SSD Maximum Internal Raw Capacity
50 TB (10 TB HDD x 5) (Capacity may vary by RAID types) Hot Swappable Drive
Yes RAID Management through Synology DSM
Yes eSATA port
1 Power Recovery
Synchronized with the Synology DiskStation Power Supply Unit / Adapter
200W AC Input Power Voltage
100V to 240V AC Power Frequency
50/60 Hz, Single Phase Power Consumption
29.9 W (Access)
2.4 W (HDD Hibernation) British Thermal Unit
102.02 BTU/hr (Access)
8.19 BTU/hr (HDD Hibernation) Note
Power consumption is measured when fully loaded with Western Digital 1TB WD10EFRX hard drive(s). Operating Temperature
5C to 40C (40F to 104F) Storage Temperature
-10C to 70C (15F to 155F) Relative Humidity
5% to 95% RH System Fan
80 mm x 80 mm x 2 pcs Easy Replacement System Fan
Yes Noise Level
21.5 dB(A) Note
Noise Level Testing Environment: Fully loaded with Seagate 1TB ST31000520AS hard drive(s) in idle Two G.R.A.S. Type 40AE microphones, each set up at 1 meter away from the Synology NAS front and rear Background noise: 16.49-17.51 dB(A) Temperature: 24.25-25.75oC Humidity: 58.2-61.8%
The Synology DX517 is compatible with 3.5" SATA HDDs, 2.5" SATA HDDs, and 2.5" SATA SSDs. It supports five drives in total.
The DX517 supports a maximum internal raw capacity of 50 TB, based on using five 10 TB HDDs. Actual usable capacity may vary depending on the RAID configuration.
The Synology DX517 connects to a compatible Synology DiskStation via a single eSATA port. This allows for storage expansion and RAID management through the Synology DSM.
Yes, the Synology DX517 features hot-swappable drive bays. This allows for the replacement of drives without needing to power down the unit or the connected DiskStation.
DX517 - Synology Network Attachment Storage DX517 5bay Expansion Unit DX517 SATA Retail
