Description
The QNAP TS-855eU-8G is a 2U short-depth rackmount NAS engineered for high-performance virtualization, efficient storage management, and flexible IT deployments. Powered by an Intel® Atom® C5125 Octa-core processor (2.8GHz) and equipped with 8GB DDR4 SDRAM (expandable up to 64GB ECC), it delivers exceptional computing power for multi-tasking business applications.
With support for up to eight 2.5"/3.5" SATA drives and eight SSDs, the TS-855eU-8G offers versatile storage configurations and advanced RAID protection (RAID 0, 1, 5, 6, 10, 50, 60, JBOD). Dual 2.5GbE network ports enable high-speed connectivity with port trunking and failover support, while two PCIe Gen 3 slots provide expandability for 5/10/25GbE network cards, QM2 cards, or Fibre Channel adapters.
This NAS is perfect for centralized file storage, high-speed backup/recovery, virtualization environments, and containerized applications. With QTS 5.0.1 pre-installed (and the option to switch to the ZFS-based QuTS hero OS), users gain robust data integrity features, SSD caching, and tiered storage capabilities. Compact at just 11.7 inches deep, it fits into small racks, AV cabinets, or network enclosures, making it an ideal choice for space-conscious deployments.
| Specification | Details |
|---|---|
| Processor | Intel Atom C5125 Octa-Core 2.80 GHz |
| Memory | 8 GB DDR4 SDRAM (Expandable to 64 GB ECC) |
| Drive Bays | 8 x 2.5"/3.5" SATA (HDD/SSD) |
| RAID Support | 0, 1, 5, 6, 10, 50, 60, JBOD |
| Flash Memory | 5 GB |
| Network Ports | 2 x 2.5GbE (RJ-45) |
| USB Ports | 4 x USB 3.2 Gen 1 |
| Expansion Slots | 2 x PCIe Gen 3 x4 |
| Controller | Serial ATA/600, Serial ATA/300 |
| OS | QTS 5.0.1 (Upgradeable to QuTS hero) |
| Protocols | LDAP, HTTPS, L2TP, SFTP, DHCP, SSH, IPSec, FTPS, AFP, FTP, CIFS/SMB, SNMPv2, IPv4/IPv6, WebDAV, iSCSI, NFS, etc. |
| Form Factor | 2U Rackmount, Short Depth (11.7") |
| Power Supply | 250W |
| Weight | 16.78 lbs |
| Warranty | 3 Years Limited |
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