SYNOLOGY DS1621+ 6 Bay

CPU
CPU Model    AMD Ryzen V1500B
CPU Architecture    64-bit
CPU Frequency    4-core 2.2 GHz
Hardware Encryption Engine (AES-NI)
Memory
System Memory    4 GB DDR4 ECC SODIMM
Memory Module Pre-installed    4 GB (4 GB x 1)
Total Memory Slots    2
Maximum Memory Capacity    32 GB (16 GB x 2)
Notes
Please select Synology memory modules for optimum compatibility and reliability. Synology will not provide complete product warranty or technical support if non-Synology memory modules are used for memory expansion.
For more information on the recommended memory configurations, visit here.
Synology reserves the right to replace memory modules with the same or higher frequency based on supplier’s product life cycle status. Rest assured that the compatibility and stability have been strictly verified with the same benchmark to ensure identical performance.
Storage
Drive Bays    6
Maximum Drive Bays with Expansion Unit    16 (DX517 x 2)
M.2 Drive Slots    2 (NVMe)
Compatible Drive Type* (See all supported drives)
3.5″ SATA HDD
2.5″ SATA HDD
2.5″ SATA SSD
M.2 2280 NVMe SSD
Maximum Single Volume Size*    108 TB
Hot Swappable Drive
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 expandable up to 108TB.
External Ports
RJ-45 1GbE LAN Port    4 (with Link Aggregation / Failover support)
USB 3.0 Port    3
eSATA Port    2
PCIe
PCIe Expansion    1 x Gen3 x8 slot (x4 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.
Appearance
Size (Height x Width x Depth)    166 mm x 282 mm x 243 mm
Weight    5.1 kg
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
Brightness Adjustable Front LED Indicators
Power Recovery
Noise Level*    25.2 dB(A)
Scheduled Power On / Off
Wake on LAN / WAN
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*    51.22 W (Access)
25.27 W (HDD Hibernation)
British Thermal Unit    174.77 BTU/hr (Access)
86.22 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: 24.25-25.75˚C; Humidity: 58.2-61.8%
Temperature
Operating Temperature    0°C to 40°C (32°F to 104°F)
Storage Temperature    -20°C to 60°C (-5°F to 140°F)
Relative Humidity    5% to 95% RH
Certification
EAC
VCCI
CCC
RCM
KC
FCC
CE
BSMI
Warranty
3 Years
Notes    The warranty period starts from the purchase date as stated on your purchase receipt. (Learn more)
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: D4ES01-4G/D4ES01-8G/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