Product code: 1405256
Available quantity 3
| Warranty: | 36 |
| Manufacturer: | QNAP |
TS-855eU
2U short-depth rackmount NAS with 8-core computing power for optimized virtualization
Designed for flexible IT deployment and comprehensive virtualization applications, the short-depth TS-855eU 2.5GbE NAS can easily fit in a compact rack in offices or audiovisual rooms. Powered by an Intel® 8-core processor, the TS-855eU packs excellent performance and computing benefits to empower fast data access, backup/restoration, file server, and virtualization applications. Running the QTS operating system as standard, the TS-855eU can be switched to use the ZFS-based QuTS hero operating system based on your requirements. The TS-855eU will be available and supported by QNAP for an extended period (up to 2030) , ideal for businesses requiring matching NAS models deployed for long-term projects.
| Technical specification | |
|---|---|
| AC input voltage | 100 - 240 V |
| Access Control List (ACL) | Yes |
| Backup features | iSCSI LUN/USB drive |
| Backup function | Yes |
| Browser supported | Apple Safari (latest version) Google Chrome (latest version) Microsoft Edge (latest version) Mozilla Firefox (latest version) |
| Built-in FTP server | Yes |
| Buzzer | Yes |
| Cables included | AC/LAN (RJ-45) |
| Chassis type | Rack (2U) |
| Cooling type | Active |
| Depth | 297.4 mm |
| Device class | Small & Medium Business |
| DHCP server | Yes |
| Disk roaming | Yes |
| Dynamic DNS (DDNS) | Yes |
| ECC supported by processor | Yes |
| Ethernet LAN | Yes |
| Ethernet LAN (RJ-45) ports | 2 |
| Ethernet LAN data rates | 10/100/1000/2500 Mbit/s |
| Fan diameter | 60 mm |
| Fan voltage | 12 V |
| Fiber optic connector | MTP |
| Fibre Channel | Yes |
| Flash memory | 5000 MB |
| Height | 88.6 mm |
| Hot spare | Yes |
| Hot-swap drive bays | Yes |
| Installed storage drive type | No |
| Internal memory | 8 GB |
| Internal memory type | DDR4 |
| iSCSI support | Yes |
| Jumbo frames support | Yes |
| LED indicators | Yes |
| Linux operating systems supported | CentOS 7.0/Ubuntu 14.04/Yes |
| Mac operating systems supported | Mac OS X 10.10 Yosemite/Yes |
| Management protocols | SNMP V2, V3 |
| Maximum RAM supported | 64 GB |
| Memory form factor | SO-DIMM |
| Memory slots | 2 |
| Number of fans | 3 fan(s) |
| Number of M.2 (M & B) slots | 2 |
| Number of power supply units | 1 |
| Number of processors installed | 1 |
| Number of screws | 56 |
| Number of storage drives supported | 8 |
| On/off switch | Yes |
| Online RAID expansion | Yes |
| Online RAID migration | Yes |
| Operating relative humidity (H-H) | 5 - 95 % |
| Operating system installed | QuTS hero |
| Operating system version | h5.0.1 |
| Operating temperature (T-T) | 0 - 40 °C |
| Other operating systems supported | IBM AIX 7.1/Solaris 10 |
| Package depth | 210 mm |
| Package height | 592 mm |
| Package type | Box |
| Package weight | 10870 g |
| Package width | 530 mm |
| PCI Express x4 (Gen 3.x) slots | 2 |
| Power cables quantity | 1 |
| Power consumption (sleep) | 49.799 W |
| Power consumption (typical) | 79.113 W |
| Power supply location | Built-in |
| Power supply unit (PSU) capacity | 250 W |
| Processor cache | 9 MB |
| Processor cores | 8 |
| Processor family | Intel Atom® |
| Processor frequency | 2.8 GHz |
| Processor manufacturer | Intel |
| Processor model | C5125 |
| Processor threads | 8 |
| Product colour | Black |
| Quick installation guide | Yes |
| RAID levels | 0/1/10/5/50/60/JBOD |
| RAID rebuild | Yes |
| RAID support | Yes |
| Reset button | Yes |
| S.M.A.R.T. support | Yes |
| Security algorithms | AES/FIPS 140/HTTPS/SSH |
| Server operating systems supported | Windows Server 2008 R2/Windows Server 2012/Windows Server 2012 R2/Windows Server 2016/Windows Server 2019 |
| Share folder | CIFS/SMB |
| Snapshot | Yes |
| Storage drive capacity | 0 GB |
| Storage drive sizes supported | 2.5/3.5 " |
| Storage drives installed | No |
| Storage temperature (T-T) | -20 - 70 °C |
| Supported file systems | exFAT/ext3/ext4/FAT32/HFS+/NTFS/ZFS |
| Supported network protocols | IPv4, IPv6 |
| Supported storage drive interfaces | Serial ATA III,Serial ATA II |
| Supported storage drive types | HDD & SSD |
| System log | Yes |
| Thermal Design Power (TDP) | 50 W |
| Total installed storage capacity | 0 TB |
| Type | NAS |
| USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity | 4 |
| USB copy function | Yes |
| USB port | Yes |
| Wake-on-LAN ready | Yes |
| Warranty period | 3 year(s) |
| Weight | 7610 g |
| Width | 432 mm |
| Windows operating systems supported | Windows 10/Windows 11/Windows 7/Windows 8 |
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