The 8-bay Synology DS1821+ is aimed at IT enthusiast and SMB customers looking for a powerful and scalable storage solution, its business-grade backup solutions keep users safe and protected from potential data loss, while major improvements to compute capabilities and throughput means workloads are finished faster than ever before.
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Accelerated performance
177% higher 4K random read IOPS and 76% faster sequential write speeds compared to its predecessor.
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Maximize performance
Turbocharge HDD arrays by 20x or more without occupying drive bays using dual built-in M.2 slots for NVMe SSD cache.
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Expansion made easy
Scale-up on-demand to 18 drives with two DX517 expansion units.
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Includes everything to protect your data
Back up critical data to and from public clouds, Windows PCs and servers, virtual machines, and data on the NAS with Synology Active Backup suite, Hyper Backup, and Snapshot Replication.
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Ready for 10GbE
Add in a 10GbE SFP+ or RJ-45 NIC to instantly increase network bandbased on your existing infrastructure.
In-The-Box
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Synology Disk Station DS1821+
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2 x network cable
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Hard drive security key, accessory pack
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Software
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Kenmerken
| Processor |
| Type | Ryzen Embedded |
| Installed Qty | 1 |
| Max Supported Qty | 1 |
| Manufacturer | AMD |
| Clock Speed | 2,2 GHz |
| Processor Number | V1500B |
| Number of Cores | Quad-Core |
| RAM |
| Technology | DDR4 SDRAM |
| Installed Size | 4 GB |
| Max Supported Size | 32 GB |
| Storage Controller |
| Interface Type | Serial ATA-600 |
| Networking |
| Network / Transport Protocol | TCP/IP, PPTP, L2TP, FTP, iSCSI |
| Network Services Compatibility | Microsoft Active Directory (AD), File Level Security (ACLs), Microsoft CIFS, Network File System (NFS), FTP, Apple File Protocol (AFP), HTTPS, Web-based Distributed Authoring and Versioning (WebDAV), Calendaring Extensions to WebDAV (CalDAV) |
| Host Connectivity (compact list) | Gigabit Ethernet |
| Expansion Bays |
| Expansion Bays | 8 (total) / 8 (free) x hot-swap - 2.5" / 3.5" |
| Expansion Slots |
| Expansion Slots | 2 (total) / 2 (free) x M.2 2280, 1 x PCI Express 3.0 x8 |
| OS Provided |
| Storage Operating System | Synology DiskStation Manager |
| Software |
| Type | Drivers & Utilities |
| Power Device |
| Frequency Required | 50/60 |
| Nominal Voltage | AC 120/230 V |
| Type | Internal power supply |
| System Requirements |
| OS Required | Microsoft Windows 7 or later, Apple MacOS X 10.11 or later |
| Dimensions & Weight |
| Width | 34,3 cm |
| Depth | 24,3 cm |
| Height | 16,6 cm |
| Weight | 6 kg |
| Service & Support |
| Type | 3-year warranty |
| Miscellaneous |
| Features | Security lock slot (cable lock sold separately), Built-in 2 cooling fans, Hardware encryption, Wake on LAN |
| Color Category | Black |
| Security Slot Type | Kensington security slot |
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