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QNAP TS-855EU-8G NAS/storage server Rack (2U) Intel Atom® C5125 8 GB DDR4 0 TB QuTS hero Black

QNAP TS-855EU-8G, NAS, Rack (2U), Intel Atom®, C5125, 8 GB, DDR4
Manufacturer: Qnap
SKU: TS-855EU-8G
Vendor: Aspects
QNAP TS-855EU-8G. Type: NAS. Chassis type: Rack (2U). Device class: Small & Medium Business. Processor family: Intel Atom®, Processor model: C5125, Processor frequency: 2.8 GHz. Internal memory: 8 GB, Internal memory type: DDR4. Total installed storage capacity: 0 TB. Operating system installed: QuTS hero
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QNAP TS-855EU-8G. Type: NAS. Chassis type: Rack (2U). Device class: Small & Medium Business. Processor family: Intel Atom®, Processor model: C5125, Processor frequency: 2.8 GHz. Internal memory: 8 GB, Internal memory type: DDR4. Total installed storage capacity: 0 TB. Operating system installed: QuTS hero
Products specifications
Weight & dimensions
Width432 mm
Depth297.4 mm
Height88.6 mm
Weight7.61 kg
Other features
Fibre ChannelYes
Operational conditions
Operating temperature (T-T)0 - 40 °C
Operating relative humidity (H-H)5 - 95%
Storage temperature (T-T)-20 - 70 °C
Power
Power supply locationBuilt-in
Power supply unit (PSU) capacity250 W
Number of power supply units1
Power consumption (typical)79.113 W
Power consumption (sleep)49.799 W
AC input voltage100 - 240 V
Fan voltage12 V
Ports & interfaces
USB portYes
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity4
Fiber optic connectorMTP
Ethernet LAN (RJ-45) ports2
PCI Express x4 (Gen 3.x) slots2
Network
Ethernet LANYes
Ethernet LAN data rates10,100,1000,2500 Mbit/s
DHCP serverYes
Jumbo frames supportYes
iSCSI supportYes
Wake-on-LAN readyYes
Supported network protocolsIPv4, IPv6
Dynamic DNS (DDNS)Yes
Design
Chassis typeRack (2U)
Cooling typeActive
Product colourBlack
Number of fans3 fan(s)
Fan diameter6 cm
LED indicatorsYes
Performance
TypeNAS
Device classSmall & Medium Business
Backup functionYes
Backup featuresUSB drive, iSCSI LUN
BuzzerYes
SnapshotYes
Management protocolsSNMP V2, V3
Security algorithmsAES, FIPS 140, HTTPS, SSH
Access Control List (ACL)Yes
Reset buttonYes
On/off switchYes
Built-in FTP serverYes
Browser supportedApple Safari (latest version) Google Chrome (latest version) Microsoft Edge (latest version) Mozilla Firefox (latest version)
System logYes
Hot spareYes
S.M.A.R.T. supportYes
Share folderCIFS/SMB
USB copy functionYes
Packaging content
Cables includedAC, LAN (RJ-45)
Power cables quantity1
Quick installation guideYes
Number of screws56
Processor
Processor manufacturerIntel
Processor familyIntel Atom®
Processor modelC5125
Processor frequency2.8 GHz
Processor cores8
Processor threads8
Processor cache9 MB
Number of processors installed1
ECC supported by processorYes
Thermal Design Power (TDP)50 W
Memory
Internal memory8 GB
Internal memory typeDDR4
Maximum RAM supported64 GB
Memory slots2
Memory form factorSO-DIMM
Flash memory5000 MB
Storage
Storage drive capacity0 GB
Supported storage drive interfacesSerial ATA III, Serial ATA II
Storage drive sizes supported2.5,3.5"
Number of M.2 (M & B) slots2
RAID supportYes
RAID levels0, 1, 5, 10, 50, 60, JBOD
Online RAID migrationYes
Online RAID expansionYes
RAID rebuildYes
Hot-swap drive baysYes
Supported file systemsFAT32, HFS+, NTFS, ZFS, exFAT, ext3, ext4
Storage drives installedNo
Total installed storage capacity0 TB
Number of storage drives supported8
Installed storage drive typeNo
Supported storage drive typesHDD & SSD
Disk roamingYes
Software
Operating system installedQuTS hero
Operating system versionh5.0.1
Windows operating systems supportedWindows 10, Windows 11, Windows 7, Windows 8
Linux operating systems supportedCentOS 7.0, Ubuntu 14.04, Yes
Mac operating systems supportedMac OS X 10.10 Yosemite, Yes
Server operating systems supportedWindows Server 2008 R2, Windows Server 2012, Windows Server 2012 R2, Windows Server 2016, Windows Server 2019
Other operating systems supportedIBM AIX 7.1, Solaris 10
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Products specifications
Weight & dimensions
Width432 mm
Depth297.4 mm
Height88.6 mm
Weight7.61 kg
Other features
Fibre ChannelYes
Operational conditions
Operating temperature (T-T)0 - 40 °C
Operating relative humidity (H-H)5 - 95%
Storage temperature (T-T)-20 - 70 °C
Power
Power supply locationBuilt-in
Power supply unit (PSU) capacity250 W
Number of power supply units1
Power consumption (typical)79.113 W
Power consumption (sleep)49.799 W
AC input voltage100 - 240 V
Fan voltage12 V
Ports & interfaces
USB portYes
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity4
Fiber optic connectorMTP
Ethernet LAN (RJ-45) ports2
PCI Express x4 (Gen 3.x) slots2
Network
Ethernet LANYes
Ethernet LAN data rates10,100,1000,2500 Mbit/s
DHCP serverYes
Jumbo frames supportYes
iSCSI supportYes
Wake-on-LAN readyYes
Supported network protocolsIPv4, IPv6
Dynamic DNS (DDNS)Yes
Design
Chassis typeRack (2U)
Cooling typeActive
Product colourBlack
Number of fans3 fan(s)
Fan diameter6 cm
LED indicatorsYes
Performance
TypeNAS
Device classSmall & Medium Business
Backup functionYes
Backup featuresUSB drive, iSCSI LUN
BuzzerYes
SnapshotYes
Management protocolsSNMP V2, V3
Security algorithmsAES, FIPS 140, HTTPS, SSH
Access Control List (ACL)Yes
Reset buttonYes
On/off switchYes
Built-in FTP serverYes
Browser supportedApple Safari (latest version) Google Chrome (latest version) Microsoft Edge (latest version) Mozilla Firefox (latest version)
System logYes
Hot spareYes
S.M.A.R.T. supportYes
Share folderCIFS/SMB
USB copy functionYes
Packaging content
Cables includedAC, LAN (RJ-45)
Power cables quantity1
Quick installation guideYes
Number of screws56
Processor
Processor manufacturerIntel
Processor familyIntel Atom®
Processor modelC5125
Processor frequency2.8 GHz
Processor cores8
Processor threads8
Processor cache9 MB
Number of processors installed1
ECC supported by processorYes
Thermal Design Power (TDP)50 W
Memory
Internal memory8 GB
Internal memory typeDDR4
Maximum RAM supported64 GB
Memory slots2
Memory form factorSO-DIMM
Flash memory5000 MB
Storage
Storage drive capacity0 GB
Supported storage drive interfacesSerial ATA III, Serial ATA II
Storage drive sizes supported2.5,3.5"
Number of M.2 (M & B) slots2
RAID supportYes
RAID levels0, 1, 5, 10, 50, 60, JBOD
Online RAID migrationYes
Online RAID expansionYes
RAID rebuildYes
Hot-swap drive baysYes
Supported file systemsFAT32, HFS+, NTFS, ZFS, exFAT, ext3, ext4
Storage drives installedNo
Total installed storage capacity0 TB
Number of storage drives supported8
Installed storage drive typeNo
Supported storage drive typesHDD & SSD
Disk roamingYes
Software
Operating system installedQuTS hero
Operating system versionh5.0.1
Windows operating systems supportedWindows 10, Windows 11, Windows 7, Windows 8
Linux operating systems supportedCentOS 7.0, Ubuntu 14.04, Yes
Mac operating systems supportedMac OS X 10.10 Yosemite, Yes
Server operating systems supportedWindows Server 2008 R2, Windows Server 2012, Windows Server 2012 R2, Windows Server 2016, Windows Server 2019
Other operating systems supportedIBM AIX 7.1, Solaris 10
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