Synology RackStation RS4021xs+
High Performance 3U Storage for Enterprise Data Management
Synology RackStation RS4021xs+ is a powerful 16-bay 3U storage solution designed for high throughput and data integrity, made with built-in redundant power. Equipped with an 8-core processor and upgradable to 64 GB memory, the RS4021xs+ is capable of hosting demanding services involving virtualization, mail, office collaboration, and surveillance, to meet the unique requirements of enterprise environments.
CPU
Intel® Xeon® D-1541 8-core (16-thread) 2.1 GHz, Turbo Boost up to 2.7 GHz
Hardware encryption engine
Yes (AES-NI)
Memory
16 GB DDR4 ECC UDIMM (expandable up to 64 GB)
Compatible drive types
- 16 x 3.5" or 2.5" SATA HDD/SSD (drives not included)
- It is strongly recommended that you only install drives listed on your device's compatibility list4. Storage pool and volume creation processes may fail when using unverified drives. Synology is unable to provide technical support for devices using unsupported components.
Hot swappable drive
Yes
External ports
- 2 x USB 3.2 Gen 1 ports
- 2 x Expansion ports (Infiniband)
Form factor Rackmount
3U
Size (HxWxD)
132.3 x 482 x 656.5 mm (with server handles)
Weight
17.4 kg
LAN ports
- 4 x 1GbE RJ-45
- 2 x 10GbE RJ-45
Wake on LAN/WAN
Yes
PCIe 3.0 slots
- 2 x 8-lane x8 slots
- Supports 10GbE/25GbE network interface cards2 and M.2 NVMe SSD adapter cards for SSD cache9
Scheduled power on/off
Yes
System fans
3 x (80 x 80 x 32 mm)
AC input power voltage
100 V to 240 V AC
Networking protocols
SMB, AFP, NFS, FTP, WebDAV, CalDAV, iSCSI, Telnet, SSH, SNMP, VPN (PPTP, OpenVPN™, L2TP)
Supported RAID types
Synology RAID F1, Basic, JBOD, RAID 0, RAID 1, RAID 5, RAID 6, RAID 10
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