Synology DiskStation DS1821 8-Bay NAS Enclosure
Overview :
Expand the network storage capacity for your small- to medium-business or SOHO (Small Office, Home Office) environment with the DiskStation DS1821 8-Bay NAS Enclosure from Synology. Useful for high-speed file sharing, backups, and surveillance, this enclosure supports up to eight 3.5″ and 2.5″ SATA drives in RAID 0, 1, 5, 6, 10, Synology Hybrid, and JBOD modes for up to 110,000 4K random read IOPS and 2300 MB/s sequential write speeds to handle demanding workloads. Installing up to two M.2 NVMe PCIe solid-state cache drives into the available slots can boost hard drive array performance by over 20x. In addition to having four Gigabit Ethernet ports with Link Aggregation and Failover support, the PCIe 3.0 x8 slot allows you to install expansion cards such as 10GbE network adapters to further enhance performance. The DiskStation DS1821 works with Windows 7 and macOS 10.12 or later systems, and its integrated Synology DSM operating system supports a host of applications for file management, security, and more.
High-Performance NAS
Cache Acceleration
Connectivity
Scalability
File Management and Sharing
Certified Storage Virtualization
Versatile Backup Solutions
Synology DSM Applications
- The Synology Central Management System allows you to simultaneously manage multiple Synology NAS servers from a centralized interface.
- Synology MailPlus provides a secure, reliable, and private mail server solution.
- Quickly transition between clustered servers in the event of a server failure to minimize the impact on applications.
- Comprehensive security tools are built-in and are continually updated to protect your devices against threats.
- The Synology Drive application offers versatile tools for file management and synchronization.
- With the Surveillance Station application, you have a complete solution for recording, monitoring, and management.
Specification :
| General | |
| Number of Bays | 8 x 2.5″/3.5″ |
| 2 x M.2 (2280) | |
| Media Card Slots | None |
| Maximum Filled Capacity | 108 TB |
| Connections | 4 x RJ45 (Gigabit Ethernet) |
| 4 x USB Type-A (USB 3.1 / USB 3.2 Gen 1 (5 Gb/s)) | |
| 2 x eSATA | |
| Compatible Drive Interface | SATA (Unspecified Version) |
| Form Factor | Desktop |
| RAID Modes | RAID 0, 1, 10, 5, 6, JBOD, Synology Hybrid |
| Hot-Swap Support | Yes |
| Expansion Slots | 1 x PCIe 3.0 x8 (x4 mode) |
| Link Aggregation and Failover Support | Yes |
| Wake on LAN | Yes |
| Drives | |
| Type | None |
| Computing | |
| Processor | AMD Ryzen V1500B Quad-Core |
| Clock Speed | Base: 2.2 GHz |
| Total Installed Memory | 4 GB ECC DDR4 |
| User-Replaceable Memory | 1 x 4 GB |
| Total Memory Slots | 2 x SO-DIMM |
| Maximum Memory Capacity | 32 GB |
| Networking | |
| Supported Protocols | CalDAV |
| FTP | |
| HTTP | |
| HTTPS | |
| NFS | |
| SMB | |
| SMB 2.1 | |
| SMB 3.0 | |
| SNMP | |
| iSCSI LUN | 256 |
| iSCSI Target | 128 |
| Max Cameras Supported | 40 |
| Max Concurrent Connections | 550 |
| Max Folders | 512 |
| Max Groups | 256 |
| Max Sync Tasks | 80 |
| Max User Accounts | 2048 |
| Max Volume Number | 64 |
| Software | |
| Installed Operating System | Synology |
| OS Compatibility | Windows 7 or Later |
| macOS 10.12 or Later | |
| File System Formats Supported | Internal: Btrfs, EXT4 |
| External: Btrfs, EXT3, EXT4, FAT, HFS , NTFS, exFAT | |
| Supported Browsers | Chrome, Edge, Firefox, Internet Explorer, Safari |
| Electrical | |
| Power Consumption | 59.8 W (Typical) |
| 26.18 W (Idle) | |
| Power Source | AC Adapter |
| PSU Wattage | 1 x 250 W |
| AC Input Power | 100 to 240 VAC, 50 / 60 Hz |
| AC Input Power | VAC50 / 60 Hz |
| Security | |
| Encryption | AES-NI |
| Security Features | Password Protection |
| VPN Client Connections | 30 |
| Environmental | |
| Operating Temperature | 32 to 104°F / 0 to 40°C |
| Operating Humidity | 5 to 95% |
| Storage Temperature | -4 to 140°F / -20 to 60°C |
| Physical | |
| Cooling | 2 x 120 mm Fans |
| Noise Level | 22.2 dBA |
| Built-In Speakers | None |
| Audible Alarm | Yes |
| IR Sensor | None |
| Status Monitoring | LED Indicator |
| Dimensions | 13.5 x 6.5 x 9.6″ / 343 x 166 x 243 mm |
| Weight | 13.2 lb / 6 kg |
| Packaging Info | |
| Package Weight | 16.65 lb |
| Box Dimensions (LxWxH) | 18 x 14.6 x 12.3″ |
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