QNAP

QNAP TS-855EU-RP NAS Server - 8-bay Rack 2U, Intel Atom C5125 2.8GHz, 8GB DDR4, Black

SKU 7471 Brand QNAP EAN13 4711103083307
8-bay 2U rack NAS with Intel Atom C5125 2.8GHz, 8GB DDR4 (up to 64GB), dual 2.5GbE, 2x M.2 slots, hot-swappable bays, redundant PSU, QuTS hero OS.
NAS (Network Attached Storage) - Bays 8
NAS (Network Attached Storage) - Drive Type 3.5inch HDD
NAS (Network Attached Storage) - Memory (Installed) 8 GB
NAS (Network Attached Storage) - RAID Levels RAID 6
NAS (Network Attached Storage) - LAN 2x2.5GbE
NAS (Network Attached Storage) - M.2 Slots 2
NAS (Network Attached Storage) - USB USB 3.0
NAS (Network Attached Storage) - Hot-swap Yes

Supported storage drive interfacesSerial ATA II, Serial ATA III
Storage drive sizes supported2.5, 3.5, M.2
Number of M.2 (M & B) slots2
RAID supportYes
RAID levels0, 1, 5, 6, 10, 50, 60
Online RAID migrationYes
Online RAID expansionYes
RAID rebuildYes
Hot-swap drive baysYes
Storage drives installedNo
Total installed storage capacity0 TB
Number of storage drives supported8
Installed storage drive typeNo
Supported storage drive typesHDD & SSD
Processor manufacturerIntel
Processor familyIntel Atom®
Processor modelC5125
Processor frequency2.8 GHz
Processor cores8
Processor threads8
Processor cache9 MB
Internal memory8 GB
Internal memory typeDDR4
Maximum RAM supported64 GB
Memory slots2
Memory form factorSO-DIMM
Flash memory5000 MB
Ethernet LANYes
Ethernet LAN data rates10, 100, 1000, 2500 Mbit/s
DHCP serverYes
Jumbo frames supportYes
iSCSI supportYes
Wake-on-LAN readyYes
USB portYes
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity4
Ethernet LAN (RJ-45) ports2
PCI Express x4 (Gen 3.x) slots2
Chassis typeRack (2U)
Cooling typeActive
Product colourBlack
Number of fans3 fan(s)
Fan diameter6 cm
LED indicatorsYes
TypeNAS
Device classSmall & Medium Business
Backup functionYes
BuzzerYes
Multilingual supportYes
SnapshotYes
Web-based managementYes
Share folder access right managementYes
Security algorithmsAES
Reset buttonYes
On/off switchYes
Operating system installedQuTS hero
Operating system versionh5.0.1
Windows operating systems supportedWindows 10, Windows 7, Windows 8
Linux operating systems supportedCentOS 7.0, Ubuntu 14.04, Yes
Mac operating systems supportedMac OS X 10.10 Yosemite, Yes
Power supply locationBuilt-in
Power supply unit (PSU) capacity300 W
Number of power supply units2
Power consumption (typical)78.73 W
Power consumption (sleep)54.331 W
AC input voltage100 - 240 V
Fan voltage12 V
Width432 mm
Depth297.4 mm
Height88.6 mm
Weight8.15 kg
Operating temperature (T-T)0 - 40 °C
Operating relative humidity (H-H)5 - 95%
Storage temperature (T-T)-20 - 70 °C