Applied Models > Supports creating volumes across different units 23 series:DS1823xs+, DS923+, DS723+22 series:DS1522+21 series:DS1821+, DS1621xs+, DS1621+, DVA322120 series:DS1520+, DS920+, DS720+19 series:DS1819+, DS1019+, DVA321918 series:DS1618+, DS918+, DS718+, NVR121817 series:DS1817+, DS1817, DS1517+, DS151716 series:DS916+, DS716+II, DS716+15 series:DS1815+, DS1515+, DS1515
Supports creating volumes on a single unit only 18 series:DS218+16 series:DS216+II, DS216+, NVR21615 series:DS415+
Notes For more information on the compatibility of each expansion unit, please refer to this article.Please upgrade to DSM 6.2.1-23824-5 or later version before using it with 15 and 16 series models (excluding DS1515, DS716+, and DS716+II).To have better performance, we recommend creating storage volumes physically located within the same NAS or Expansion Unit, rather than creating volumes across your NAS and Expansion Unit.
Storage > Drive Bays 5
Drive Type (See all supported drives) 3.5" SATA HDD2.5" SATA HDD2.5" SATA SSD
Notes #2 Synology only guarantees full functionality, reliability, and performance for Synology drives listed on the compatibility list. The use of non-validated components may limit certain functionality and result in data loss and system instability.
External Ports > eSATA Port 1
Appearance > Size (Height × Width × Depth) 157 mm x 248 mm x 233 mm
Weight 3.91 kg
Power > Power Recovery Synchronized with the Synology DiskStation
Power Supply Unit / Adapter 200 W
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)
Notes #3 Power consumption is measured when it is fully loaded with Western Digital 1TB WD10EFRX hard drive(s).
Temperature > Operating Temperature 5°C to 40°C (40°F to 104°F)
Storage Temperature -10°C to 70°C (15°F to 155°F)
Operating Humidity 8% to 80% RH
Storage Humidity 5% to 95% RH
Others > System Fan 80 mm x 80 mm x 2 pcs
Noise Level 21.5 dB(A)
Notes #4 Noise Level Testing Environment: Fully loaded with Seagate 1TB ST31000520AS hard drive(s) in the idle state. Two G.R.A.S. Type 40AE microphones, each set up 1 meter away from the Synology NAS at the front and rear. Background noise: 16.49-17.51 dB(A); Temperature: 24.25-25.75˚C; Humidity: 58.2-61.8%
Certification FCCCEBSMIBIS
Warranty 3-year hardware warranty, extendable to 5 years with EW201 or Extended Warranty Plus
Notes #5 Availability varies by region. Before purchasing, please visit the official web pages of EW201/202 and Extended Warranty Plus for a list of eligible regions.The warranty period starts from the purchase date as stated on your purchase receipt. (Learn more)
Environment RoHS Compliant
Packaging Content Main Unit × 1Accessory Pack × 1AC Power Cord × 1Expansion Cable: eSATA X 1Quick Installation Guide × 1
Optional Accessories Enterprise Series 3.5" SATA HDD: HAT5300 SeriesPlus Series 3.5" SATA HDD: HAT3300 SeriesEnterprise Series 2.5" SATA SSD: SAT5200 Series