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Synology DS1821+
41600.00 บาท
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Synology DS1821+
CPU AMD RyzenTM V1500B quad-core 2.2 GHz
Hardware encryption engine Yes (AES-NI)
Memory 4 GB DDR4 ECC SODIMM (expandable up to 32 GB)
Compatible drive types8
8 x 3.5" or 2.5" SATA HDD/SSD (drives not included)
2 x M.2 2280 NVMe SSD (drives not included)
Hot swappable drives Yes
External ports
4 x USB 3.2 Gen 1
2 x eSATA
Size (HxWxD) 166 x 343 x 243 mm
Weight 6.0 kg
LAN ports 4 x 1GbE RJ-45
Wake on LAN/WAN Yes
PCIe 3.0 slots
1 x 4-lane x8 slot
Supports 10/25GbE network interface cards³
Scheduled power on/off Yes
System fans 2 (120 x 120 x 25 mm)
AC input power voltage 100 V to 240 V AC
Power consumption
Access: 59.8 W
HDD Hibernation: 26.18 W
Power frequency 50/60 Hz, single phase
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
Maximum operating altitude 5,000 m (16,400 ft)
Networking protocols SMB, AFP, NFS, FTP, WebDAV, CalDAV, iSCSI, Telnet, SSH, SNMP, VPN (PPTP, OpenVPN™, L2TP)
File systems
Internal: Btrfs, ext4
External: Btrfs, ext4, ext3, FAT32, NTFS, HFS+, exFAT9
Supported RAID types Synology Hybrid RAID (SHR), Basic, JBOD, RAID 0, RAID 1, RAID 5, RAID 6, RAID 10
Storage management
Maximum single volume size: 108TB
Maximum system snapshots: 65,53610
Maximum internal volumes: 64
SSD cache4
Read/write cache support
M.2 NVMe SSD support
File sharing capabilities
Maximum local user accounts: 2,048
Maximum local groups: 256
Maximum shared folders: 512
Maximum concurrent SMB/NFS/AFP/FTP connections: 1,000
Privileges Windows® Access Control List (ACL), application privileges
Directory services Connects with Windows® AD/LDAP servers enabling domain users to login via SMB/NFS/AFP/FTP/File Station using their existing credentials.
Virtualization VMware vSphere® 6.5, Microsoft Hyper-V®, Citrix®, OpenStack®
Security Firewall, shared folder encryption, SMB encryption, FTP over SSL/TLS, SFTP, rsync over SSH, login auto block, Let's Encrypt support, HTTPS (customizable cipher suite)
Supported clients Windows® 7 onwards, macOS® 10.12 onwards
Supported browsers Chrome®, Firefox®, Edge®, Internet Explorer® 10 onwards, Safari® 10 onwards, Safari (iOS 10 onwards), Chrome (Android™ 6.0 onwards) on tablets
Data Sheet
https://global.download.synology.com/download/Document/Hardware/DataSheet/DiskStation/21-year/DS1821%2B/enu/Synology_DS1821%2B_Data_Sheet_enu.pdf
Synology NAS DS1821+ Hardware Installation Guide
https://global.download.synology.com/download/Document/Hardware/HIG/DiskStation/21-year/DS1821%2B/enu/Syno_HIG_DS1821%2B_enu.pdf