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Synology Network Attached Storage DS1621xs+ 6 bay NAS DiskStation (Diskless) Retail
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Synology Network Attached Storage DS1621xs+ 6 bay NAS DiskStation (Diskless) Retail

Synology Network Attached Storage DS1621xs+ 6 bay NAS DiskStation (Diskless) Retail

$1,732.99
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CPU
CPU Model
Intel Xeon D-1527
CPU Architecture
64-bit
CPU Frequency
4-core 2.2 (base) / 2.7 (turbo) GHz
Hardware Encryption Engine (AES-NI)
Yes

Storage
Drive Bays
6
Maximum Drive Bays with Expansion Unit
16 (DX517 x 2)
M.2 Drive Slots
2 (NVMe)
Compatible Drive Type
3.5" SATA HDD
2.5" SATA HDD
2.5" SATA SSD
M.2 2280 NVMe SSD
Maximum Single Volume Size
200 TB (32 GB RAM required, for RAID 5 or RAID 6 groups only)
108 TB
Hot Swappable Drive
Yes
Notes
"Compatible drive type" indicates drives that have been tested to be compatible with Synology products. This term does not indicate the maximum connection speed of each drive bay.
Each internal volume (may consist of multiple drives) is expandble up to 108TB (with memory less than 32GB) or 200TB (with memory equal to or greater than 32GB).

External Ports
RJ-45 1GbE LAN Port
2 (with Link Aggregation / Failover support)
RJ-45 10GbE LAN Port
1
USB 3.0 Port
3
eSATA Port
2

PCIe
PCIe Expansion
1 x Gen3 x8 slot (x8 link)

File System
Internal Drives
Btrfs
EXT4
External Drives
Btrfs
EXT4
EXT3
FAT
NTFS
HFS+
exFAT
Notes
exFAT Access is purchased separately in Package Center.

Others
System Fan
92 mm x 92 mm x 2 pcs
Fan Speed Mode
Full-Speed Mode
Cool Mode
Quiet Mode
Easy Replacement System Fan
Yes
Brightness Adjustable Front LED Indicators
Yes
Power Recovery
Yes
Noise Level
25.2 dB(A)
Scheduled Power On / Off
Yes
Wake on LAN / WAN
Yes
Power Supply Unit / Adapter
250 W
AC Input Power Voltage
100 V to 240 V AC
Power Frequency
50/60 Hz, Single Phase
Power Consumption
62.85 W (Access)
34.26 W (HDD Hibernation)
British Thermal Unit
214.45 BTU/hr (Access)
116.89 BTU/hr (HDD Hibernation)
Notes
Power consumption is measured when it is fully loaded with Western Digital 1TB WD10EFRX hard drive(s).
Noise Level Testing Environment: Fully loaded with Seagate 2TB ST2000VN000 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: 24.25-25.75oC, Humidity: 58.2-61.8%

Temperature
Operating Temperature
0oC to 40oC (32oF to 104oF)
Storage Temperature
-20oC to 60oC (-5oF to 140oF)
Relative Humidity
5% to 95% RH

Certification
EAC
VCCI
CCC
RCM
KC
FCC
CE
BSMI

Environment
RoHS Compliant

Packaging Content
Main Unit X 1
Accessory Pack X 1
AC Power Cord X 1
RJ-45 LAN Cable X 2
Quick Installation Guide X 1

Optional Accessories
DDR4 ECC SODIMM: D4ES01-8G
DDR4 ECC SODIMM: D4ECSO-2666-16G
Expansion Units: DX517
2.5" SATA SSD: SAT5200
M.2 2280 NVMe SSD: SNV3400
10GbE Network Interface Card: E10G18-T2/E10G18-T1/E10G17-F2
VisualStation: VS960HD/VS360HD
Surveillance Device License Pack
Notes
All memory modules will operate at the maximum frequency specified by the CPU manufacturer.

Free standard domestic shipping.
Free 2-Day domestic shipping on orders over $200.
Free return shipping within the US. Find out more.