NAS Synology DS1821+
Brand | NAS |
Model | DS1821+ |
CPU Model |
AMD RyzenTM V1500B quad-core 2.2 GHz |
Operating System | DSM |
System Memory |
4 GB DDR4 ECC SODIMM (expandable up to 32 GB) |
Drive Interface | 3.5″ SATA HDD 2.5″ SATA HDD 2.5″ SATA SSD M.2 2280 NVMe SSD |
Number of Drives |
8x Drive Bays |
Display Panel | N/A |
LED Indicators | Status indicator Alert indicator Power LAN indicator Drive status indicator |
Interface | 8 x 3.5″ or 2.5″ SATA HDD/SSD (drives not included) 2 x M.2 2280 NVMe SSD (drives not included) |
USB Interface | 4 x USB 3.2 Gen 1 |
LAN Interface | 4 x 1GbE RJ-45 |
Video | N |
Memory Slot | 2 |
Buttons | Power button Reset button |
Remote Control | N/A |
Networking | N/A |
RAID | Synology Hybrid RAID Basic JBOD RAID 0 RAID 1 RAID 5 RAID 6 RAID 10 |
Standard Compliance | N/A |
Security | N/A |
OS Support | N/A |
Management | N/A |
File system | Internal: Btrfs, ext4 External: Btrfs, ext4, ext3, FAT32, NTFS, HFS+, exFAT9 |
File Sharing | N/A |
Time Synchronization | Offers one or two-way synchronization with public cloud storage providers including Alibaba Cloud OSS, Amazon S3- compatible storage, Backblaze B2, Baidu Cloud, Box, Dropbox, Google Cloud Storage, Google Drive, hubiC, MegaDisk, Microsoft OneDrive, OpenStack Swift-compatible storage, Tencent COS, WebDAV servers and Yandex Disk. |
Special Features | • Accelerated Performance 177% higher 4K random read IOPS and 76% faster sequential write speeds compared to its predecessor1 • Maximize Performance Turbocharge HDD arrays without occupying drive bays using dual built-in M.2 slots for NVMe SSD cache • Expansion Made Easy Scale up on demand to 18 drives with two DX517 expansion units2 • Includes Everything to Protect Your Data Back up critical data from public clouds, PCs, servers, VMs, and Synology NAS with Synology Active Backup suite, Hyper Backup, and Snapshot Replication • Ready for 10/25GbE Supports 10GbE SFP+/RJ-45 and 25GbE SFP28 NICs to instantly increase network bandwidth based on your infrastructure3 |
Cooling Fans | 120 mm x 120 mm x 2 pcs |
Power Supply |
100V to 240V AC |
Power Consumption | 59.8 W (Access) 26.18 W (HDD Hibernation) |
Environment | RoHS Compliant |
Certification | FCC CE BSMI EAC CCC KC VCCI RCM |
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 |
Dimension | (W x D x H) : 16.60 x 34.30 x 24.30 cm |
Net Weight | 6.00 KG |
Package Dimension | (W x D x H) : 35.06 x 45.00 x 31.00 cm |
Gross Weight | 7.05 KG |
Volume | 48,908.70 cm3 |
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