Skip to content
Synology Network Attached Storage RS3621xs+ 2U 12Bay RackStation Diskless Retail
Synology Network Attached Storage RS3621xs+ 2U 12Bay RackStation Diskless Retail
Synology Network Attached Storage RS3621xs+ 2U 12Bay RackStation Diskless Retail
Synology Network Attached Storage RS3621xs+ 2U 12Bay RackStation Diskless Retail
New
Synology Network Attached Storage RS3621xs+ 2U 12Bay RackStation Diskless Retail
Synology Network Attached Storage RS3621xs+ 2U 12Bay RackStation Diskless Retail
Synology Network Attached Storage RS3621xs+ 2U 12Bay RackStation Diskless Retail
Synology Network Attached Storage RS3621xs+ 2U 12Bay RackStation Diskless Retail

Synology Network Attached Storage RS3621xs+ 2U 12Bay RackStation Diskless Retail

$4,732.99
SHARE
MPN
RS3621XS+
CPU
CPU Model
Intel Xeon D-1541
CPU Architecture
64-bit
CPU Frequency
8-core 2.1 (base) / 2.7 (turbo) GHz
Hardware Encryption Engine (AES-NI)
Yes
Memory
System Memory
8 GB DDR4 ECC UDIMM
Memory Module Pre-installed
8 GB (8 GB x 1)
Total Memory Slots
4
Storage
Drive Bays
12
Maximum Drive Bays with Expansion Unit
36 (RX1217/RX1217RP x 2)
Compatible Drive Type
3.5" SATA HDD
2.5" SATA 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
Storage Pool and volume creation require all drives to be listed as compatible on the device models compatibility list.
"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 108 TB (with memory less than 32 GB) or 200 TB (with memory equal to or greater than 32 GB).
External Ports
RJ-45 1GbE LAN Port
4 (with Link Aggregation / Failover support)
RJ-45 10GbE LAN Port
2 (with Link Aggregation / Failover support)
USB 3.2 Gen 1 Port
2
Expansion Port
2
Notes
The USB 3.0 standard was renamed to USB 3.2 Gen 1 by the USB Implementers Forum (USB-IF) in 2019.
PCIe
PCIe Expansion
2 x Gen3 x8 slots (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.
Appearance
Form Factor (RU)
2U
Rack Installation Support
4-post 19" rack (Synology Rail Kit - RKS1317)
Notes
The rail kit is sold separately
Others
System Fan
80 mm x 80 mm x 4 pcs
Fan Speed Mode
Full-Speed Mode
Cool Mode
Quiet Mode
Easy Replacement System Fan
Yes
Power Recovery
Yes
Noise Level
50.2 dB(A)
Scheduled Power On / Off
Yes
Wake on LAN / WAN
Yes
Power Supply Unit / Adapter
500 W
Redundant Power Supply
Yes
AC Input Power Voltage
100 V to 240 V AC
Power Frequency
50/60 Hz, Single Phase
Power Consumption
Yes142.5 W (Access)
72.76 W (HDD Hibernation)
British Thermal Unit
485.93 BTU/hr (Access)
248.11 BTU/hr (HDD Hibernation)
Notes
Power consumption is measured when it is fully loaded with Synology 8TB HAT5300-8T 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: 24.25-25.75C, Humidity: 58.2-61.8%
Temperature
Operating Temperature
0oC to 35oC (32oF to 95oF)
Storage Temperature
-20oC to 60oC (-5oF to 140oF)
Relative Humidity
5% to 95% RH
Certification
FCC
CE
BSMI
VCCI
RCM
EAC
CCC
KC
UL
Environment
RoHS Compliant
Packaging Content
Main Unit X 1
Accessory Pack X 1
AC Power Cord X 2
Quick Installation Guide X 1
Optional Accessories
DDR4 ECC UDIMM: D4EC-2666-8G/D4EC-2666-16G
Expansion Units: RX1217/RX1217RP
3.5" SATA HDD: HAT5300
2.5" SATA SSD: SAT5200
M.2 SSD and 10GbE Combo Adapter Card: E10M20-T1
M.2 SSD Adapter Card: M2D20
10GbE Network Interface Card: E10G18-T2/E10G18-T1/E10G17-F2
Rail Kit Sliding: RKS1317
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.