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Disk Storage   
     
product page view details view details view details
price R 25,409.95 R 30,799.00 R 33,049.95
model TS-832PX-4G TS-873A-8G DS1821+ / SYN-DS1821+
name TS-832PX-4G 8-Bay Network Attached Storage (NAS) TS-873A-8G 8-Bay Network Attached Storage (NAS) DiskStation DS1821+ 8-Bay Network Attached Storage (NAS)
details * AnnapurnaLabs Alpine AL324 ARM Cortex-A57 quad-core 1.7GHz processor * 4 GB SODIMM DDR4(1 x 4 GB), 1 x SO-DIMM DDR4, Max 16 GB (1 x 16 GB) * 8 x 3.5-inch SATA 6Gb/s, 3Gb/s * Hot-swappable * RAID 0, 1, 5, 6, 10, 50, 60, JBOD, Single * Encryption Engine, Floating Point Unit * SSD Cache Acceleration Support * 2x 10GbE SFP+, 2x 2.5 Gigabit Ethernet Port (2.5G/1G/100M) * Wake on LAN (WOL) * Jumbo Frame * Slot 1: PCIe Gen 2 x2 * 3x USB 3.2 Gen 1 port * Power, Reset, USB Copy Buttons * System fan: 2 x 120mm, 12VDC * CPU fan: 1 x 60mm * 19.6 db(A) Sound Level * Kensington Security Slot * AMD Ryzen Embedded V1500B quad-core 2.2 GHz processor * Floating Point Unit * 8 GB SO-DIMM DDR4 (1 x 8 GB) * 64 GB (2 x 32 GB) Maximum Memory * 5GB (Dual boot OS protection) Flash Memory * 8 x 3.5-inch SATA 6Gb/s, 3Gb/s Drive Bay * Tower Form Factor * Power, Reset, USB Auto Copy Buttons * System fan: 2 x 120mm * CPU fan: 1 x 60mm * AMD Ryzen V1500B, 4-core 2.2 GHz * 4 GB (1 x 4GB) DDR4 ECC SODIMM, 2 x RAM Slots, Support up to 32GB * 2 (NVMe) M.2 Drive Slots * 8 x 3.5" / 2.5" SATA Drive Bays * Hot Swappable Drive * Synology Hybrid RAID, Basic, JBOD, 0, 1, 5, 6 and 10 * 4 x RJ-45 1GbE LAN Port, 4 x USB 3.2 Gen 1 Port, 2 x eSATA Port * PCI Expansion: 1 x Gen3 x8 slot (x4 link) * Maximum Local User Accounts: 2,048 * Maximum Concurrent SMB/AFP/FTP Connections: 1000 * Max VPN Connections: 30 * Maximum Drive Bays with Expansion Unit: 18 (DX517 x 2) * System Fan: 120 mm x 120 mm x 2 pcs
warranty 1 year 3 years 3 years
General
Product Type
NAS Storage
NAS Storage
NAS Storage
Product Line
DiskStation
Model
TS-832PX-4G
TS-873A-8G
DS1821+
Number of Bays
8
8
8
Processor
AnnapurnaLabs Alpine AL324 ARM Cortex-A57 quad-core 1.7GHz processor
AMD Ryzen Embedded V1500B quad-core 2.2 GHz processor
AMD Ryzen V1500B
Installed Memory
4 GB
8 GB
4 GB
Maximum Memory
16 GB
64 GB
32 GB
Hard Drives Included
-
-
-
Hard Drive Form Factor
2.5
3.5
2.5
3.5
2.5
3.5
Number of Hard Drives
8
8
8
Hard Drive Model <not specified> <not specified>
SNV3000
SAT5200
HAT5300
Total Hard Drive Capacity <not specified> <not specified>
14 TB
Maximum Hard Drive Capacity <not specified> <not specified>
108 TB
Raid
RAID 0, 1, 5, 6, 10, 50, 60, JBOD, Single
RAID 0, 1, 5, 6, 10, 50, 60, JBOD, Single
Hybrid RAID, Basic, JBOD, RAID 0, RAID 1, RAID 5, RAID 6, RAID 10
Connectivity
Hard Drive Interface
SATA III
SATA
SATA III
Ethernet LAN (RJ-45)
2
2
4
USB 2.0 <not specified> <not specified> <not specified>
USB 3.0 <not specified> <not specified> <not specified>
USB 3.1 Type A
3
<not specified> <not specified>
USB 3.1 Type C <not specified> <not specified> <not specified>
USB 3.2 Type A <not specified>
3
4
USB 3.2 Type C <not specified>
1
<not specified>
Thunderbolt 2 <not specified> <not specified> <not specified>
Thunderbolt 3 <not specified> <not specified> <not specified>
HDMI <not specified>
Optional via a PCIe adapter
<not specified>
Display Port <not specified> <not specified> <not specified>
eSATA <not specified> <not specified>
2
Expansion Ports
Slot 1: PCIe Gen 2 x2
Slot 1: PCIe Gen 3 x4
Slot 2: PCIe Gen 3 x4
1 x Gen3 x8 slot (x4 link)
FireWire <not specified> <not specified> <not specified>
Features
Management
Online volume expansion
Volume type conversion
Flexible volumes and LUNs with thin provisioning and space reclaiming
Qtier Data Tiering Technology
Storage pools
Volume shrink
Storage space utilization
SSD read-only and read-write cache
SSD write-only cache
JBOD enclosure roaming
Storage expansion using QNAP expansion units
Snapshots
Ironwolf Health Management
Disk secure data erase
Online RAID level migration
SSD RAID Over-provisioning
Online RAID capacity expansion
RAID Rebuild Speed Customization
RAID Hot Spare and Global Hot Spare
SSD RAID Performance evaluation (with SSD Profiling Tool)
SSD TRIM for RAID 0,1,10
Disk bad block recovery
Disk bad block scan and S.M.A.R.T test.
Disk auto S.M.A.R.T. data migration
Bitmap support
Supported RAID types: RAID 0, 1, 5, 6, 10, 50, 60, JBOD, Single
Application access control (File Station, Music Station, Photo Station, and Video Station)
Subfolder permissions (AFP, CIFS/SMB, FTP, and File Station)
Local user access control (AFP, CIFS/SMB, FTP, and WebDAV)
Multiple user creation
Online volume expansion
User quota management
The maximum number of local user account is 4096
The maximum number of local group account is 4096
Automatic power on after power recovery
USB and network UPS support with SNMP management
Scheduled power on and off
Standby mode for internal drives
Wake-on-LAN (WoL)
Flexible volumes and LUNs with thin provisioning and space reclaiming
Qtier Data Tiering Technology
SSD RAID Performance evaluation (with SSD Profiling Tool)
SSD TRIM for RAID 0,1,10
SSD RAID Over-provisioning
Online RAID capacity expansion
RAID Rebuild Speed Customization
Bitmap support
Disk auto S.M.A.R.T. data migration
Ironwolf Health Management
Storage pools
Disk secure data erase
Disk bad block recovery
Disk bad block scan and S.M.A.R.T test
RAID Hot Spare and Global Hot Spare
Snapshot Replication
Surveillance Station
Video Station
Virtual Machine Manager
Media Server
Synology MailPlus / MailPlus Server
NFS Kerberos Authentication
Central Management System
Download Station
SAN Manager
Windows Access Control List (ACL) Integration
Network Protocols
Virtual switch
Static Route
NCSI (Network Connectivity Status Indicator)
TCP/IP: Dual stack (IPv4 and IPv6) Jumbo frame Port trunking (Link aggregation) failover Load balancing DHCP server and client RADVD USB Wi-Fi adapter Note: This feature does not support ad hoc networks because of security considerations. Virtual switch Network Address Translation (NAT) Spanning Tree Protocol (STP) Software-Defined Switch mode Static Route NCSI (Network Connectivity Status Indicator) DDNS settings (Customize & Multiple Service) Show less...
USB Wi-Fi adapter
RADVD
Jumbo frame
Port trunking (Link aggregation)
DHCP server and client
TCP/IP: Dual stack (IPv4 and IPv6)
Virtual switch
Static Route
NCSI (Network Connectivity Status Indicator)
DDNS settings (Customize & Multiple Service )
USB Wi-Fi adapter
RADVD
Jumbo frame
Port trunking (Link aggregation)
DHCP server and client
TCP/IP: Dual stack (IPv4 and IPv6)
SMB1 (CIFS), SMB2, SMB3, NFSv3, NFSv4, NFSv4.1, NFS Kerberized sessions, iSCSI, HTTP, HTTPs, FTP, SNMP, LDAP, CalDAV
Security
Instant alerts through email, SMS, push service, and audio
2-step verification
Importing of SSL certificates from Let’s Encrypt
256-bit external drive encryption (AES)
Host access control for shared folders (CIFS/SMB)
AES 256-bit volume-based encryptions which are validated by FIPS 140-2 CAVP (Cryptographic Algorithm Validation Program)
Network access protection with auto-blocking (SSH, Telnet, HTTP(S), FTP, CIFS/SMB, and AFP)
Importing of SSL certificates from Let’s Encrypt
Instant alerts through email, SMS, and push service
2-step verification
256-bit external drive encryption (AES)
AES 256-bit volume-based encryptions which are validated by FIPS 140-2 CAVP (Cryptographic Algorithm Validation Program)
Host access control for shared folders (CIFS/SMB)
AES 256-bit folder-based and volume-based encryptions which are validated by FIPS 140-2 CAVP (Cryptographic Algorithm Validation Program)
Network access protection with auto-blocking (SSH, Telnet, HTTP(S), FTP, CIFS/SMB, and AFP)
<not specified>
Noise Level
19.6
23
22.2 dB(A)
Mounting <not specified> <not specified> <not specified>
Power
Input Power
250W, 100-240V AC, 50/60Hz, 3.5A Power Supply
250W, 100-240V AC, 50-60Hz, 3.5A
100-240V AC
Consumption (Operation)
50.9 watts
54.1 watts
59.8 W
Consumption (Sleep Mode)
27.9 watts
25.7 watts
26.18 W
Physical Dimensions
Width
188 mm
188 mm
343 mm
Height
329 mm
329 mm
243 mm
Depth
281 mm
281 mm
166 mm
Weight
63.80 kg
6.76 kg
6.00 kg
Optional Accessories
Accessories <not specified> <not specified> <not specified>
Memory Upgrade <not specified> <not specified> <not specified>
Warranty Upgrade <not specified> <not specified> <not specified>