DS1821+
Specification
CPU | ||
CPU Model | AMD Ryzen V1500B | |
CPU Quantity | 1 | |
CPU Core | 4 | |
CPU Architecture | 64-bit | |
CPU Frequency | 2.2 GHz | |
Memory | ||
System Memory | 4 GB DDR4 ECC SODIMM | |
Memory Module Pre-installed | 4 GB (4 GB x 1) | |
Total Memory Slots | 2 | |
Max Memory Capacity | 32 GB (16 GB x 2) | |
Storage | ||
Drive Bays | 8 | |
M.2 Drive Slots | 2 (NVMe) | |
Compatible Drive Type | 3.5\ SATA HDD, 2.5\" SATA HDD, 2.5\" SATA SSD, M.2 2280 NVMe SSD" | |
Max Bays w/ Expansion Unit | 18 (DX517 x 2) | |
Hot Swappable Drive | No | |
External Ports | ||
RJ-45 1GbE LAN Port | 4 | |
USB 3.2 Gen 1 Port | 4 | |
Expansion Port | 2 | |
Expansion Port Type | eSATA | |
PCIe | ||
PCIe Expansion | 1 x Gen3 x8 slot (x4 link) | |
Appearance | ||
Size (Height x Width x Depth) | 166 mm x 343 mm x 243 mm | |
Weight | 6 kg | |
Others | ||
System Fan | 120 mm x 120 mm x 2 pcs | |
Fan Speed Mode | Full-Speed Mode, Cool Mode, Quiet Mode | |
Noise Level | 22.2 dB(A) | |
Power Supply Unit / Adapter | 250 watts | |
AC Input Power Voltage | 100V to 240V AC | |
Power Frequency | 50/60 Hz, Single Phase | |
Power Consumption | 59.8 watts (Access), 26.18 watts (HDD Hibernation) | |
Temperature | ||
Operating Temperature | 0°C to 40°C (32°F to 104°F) | |
Storage Temperature | -20°C to 60°C (-5°F to 140°F) | |
Relative Humidity | 5% to 95% RH | |
Warranty | ||
2-years hardware warranty | Yes | |
Extended Warranty | Yes | |
Environment | ||
RoHS Compliant | Yes | |
Packaging Content | ||
Main Unit | 1 | |
Accessory Pack | 1 | |
AC Power Cord | 1 | |
RJ-45 LAN Cable | 2 | |
Quick Installation Guide | 1 | |
Optional Accessories | ||
DDR4 ECC SODIMM | D4ES01-4G/D4ES01-8G/D4ECSO-2666-16G | |
Expansion Units | DX517 | |
Enterprise Series 3.5" SATA HDD | HAT5300 Series | |
Plus Series 3.5" SATA HDD | HAT3300 Series | |
Enterprise Series 2.5" SATA SSD | SAT5200 Series | |
Enterprise Series M.2 2280 NVMe SSD | SNV3400 Series | |
25GbE Network Interface Card | E25G30-F2 | |
10GbE Network Interface Card | E10G21-F2/E10G30-T2/E10G18-T1 | |
Certification | ||
FCC | Yes | |
CE | Yes | |
BSMI | Yes | |
VCCI | Yes | |
RCM | Yes | |
EAC | Yes | |
CCC | Yes | |
KC | Yes |
Description
Synology DiskStation DS1821+ 8-Bay NAS Enclosure – High-Performance & Scalable Network Storage
The Synology DiskStation DS1821+ is a powerful and flexible 8-bay NAS enclosure designed for small offices, IT enthusiasts, and growing businesses that demand high-performance, data protection, and scalability. Powered by a 2.2 GHz AMD Ryzen V1500B Quad-Core processor with built-in AES-NI encryption, the DS1821+ delivers seamless file sharing, backup, and virtualization capabilities, all while maintaining strong security.
Key Features:
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Processor: AMD Ryzen V1500B 4-Core 2.2GHz with AES-NI hardware encryption
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Memory: 4GB DDR4 ECC RAM (expandable up to 32GB)
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Drive Bays: 8 x 3.5"/2.5" SATA HDD/SSD
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Scalability: Expandable up to 15 drives with 2 x DX517 expansion units
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M.2 SSD Slots: 2 x built-in M.2 2280 NVMe SSD slots for cache acceleration (no drive bay use)
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RAID Support: RAID 0, 1, 5, 6, 10, JBOD for flexible data protection
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File System: Btrfs and EXT4 support for robust data integrity
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Expansion Slot: 1 x PCIe Gen 3.0 x8 (x4 link) for 10GbE or other upgrades
Connectivity & Performance:
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LAN Ports: 4 x Gigabit Ethernet with Link Aggregation & Failover
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USB Ports: 4 x USB 3.2 Gen 1
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eSATA Ports: 2 x for storage expansion
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Maximum Capacity: Up to 108TB (using 18TB drives in each bay)
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Virtualization Ready: Supports VMware, Citrix, Microsoft Hyper-V, and OpenStack
Energy-Efficient Design:
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Cooling: Dual fans for efficient thermal control
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Noise Level: Quiet operation ideal for office use
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Power Management: Scheduled power on/off, HDD hibernation for reduced power consumption
Software & Management:
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Operating System: Synology DiskStation Manager (DSM)
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Advanced Apps: File sharing, backup, iSCSI, Surveillance Station, Docker, media server
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Security: AES 256-bit encryption, firewall, VPN, HTTPS support
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Remote Access: Secure access from any device using Synology mobile and web apps
Ideal For:
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Businesses seeking a secure private cloud solution
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Offices needing centralized storage and backup
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IT professionals managing virtualization and high-speed networks
Scale your data storage with confidence – The Synology DS1821+ combines power, flexibility, and future-readiness in a compact, high-capacity NAS solution.
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