QNAP TS-855eU-8GSAN/NAS Storage System - Intel Atom C5125 Octa-core (8 Core) 2.80 GHz - 8 x HDD Supported - 0 x HDD Installed - 8 x - (TS-855EU-8G-US)
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- The TS-855eU has a depth of only 11.7 inches (297.4 mm) and is perfectly suited for installation in a compact rack, or places with a lot of cabling.
- Connect TL-R1620Sep-RP / TL-R1220Sep-RP JBOD units to the TS-855eU for adding up to 48 additional drive capacity to match your business growth.
- Features two 2.5GbE ports (backwards compatible with 1G/100M). Supports port trunking for enhanced performance and fault tolerance.
- Features two PCIe Gen 3 slots for installing 5/10/25GbE network cards, QM2 cards or Fibre Channel cards.
- Dual M.2 PCIe NVMe slots enable SSD caching, SSD storage pools, or Qtier™ auto-tiered storage.
- Centralize your virtualization storage, and host multiple virtual machines and containerized apps.
- TS-855eU-8GSAN/NAS Storage System
- 1 x Ethernet Cable
- 1 x Power Cord
- 32 x Flat head Screws (for 3.5" HDD)
- 24 x Flat head Screws (for 2.5" HDD)
- Quick Installation Guide (QIG)
Marketing Information:
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 2027) , ideal for businesses requiring matching NAS models deployed for long-term projects.
Compact, space saving
Flexible storage expansion
Dual 2.5GbE connectivity
PCIe expandability
Optimized SSD performance
Virtual machines and containers
2U short-depth design for up to 38% reduction in size
The rackmount TS-855eU has a short depth design of only 11.7 inches (297.4 mm), making it an excellent choice for smaller racks, wall-mount AV rack cabinets, and network rack cabinets. The space saved by the short depth design can be reserved for cabling or ventilation. The TS-855eU is space-saving for flexible deployment and is especially suitable for compact offices, audiovisual rooms, and security surveillance recording.
Ultimate 8-core performance with up to 64 GB RAM and Intel® QuickAssist Technology
Designed for heavy business workloads, the TS-855eU delivers exceptional 8-core performance for running multiple concurrent tasks. AES-NI encryption and Intel® QuickAssist Technology (QAT) is supported to offload computationally-intensive compression and improving IPsec/SSL cryptography performance. Up to 64 GB ECC RAM is supported. Combining high performance, reliability, and capacity, the TS-855eU is an all-round budget-friendly storage solution for diverse applications, such as file servers, high-speed storage/backup/recovery, and virtualization.
Number of Hard Drives Supported: 8
Number of Hard Drives Installed: 0
Number of Solid State Drive Supported: 8
Number of Solid State Drive Installed: 0
Flash Memory Capacity: 5 GB
Processor Manufacturer: Intel
Processor Type: Atom
Processor Model: C5125
Processor Core: Octa-core (8 Core)
Processor Speed: 2.80 GHz
Standard Memory: 8 GB
Memory Technology: DDR4 SDRAM
Ethernet Technology: 2.5 Gigabit Ethernet
Number of Total Expansion Bays: 8
Number of 2.5"/3.5" Bays: 8
Total Number of Expansion Slots: 2.0
Expansion Slot Type: PCI Express 3.0 x4
Controller Type: Serial ATA/600,Serial ATA/300
RAID Supported: Yes
RAID Levels: 0, 1, 5, 6, 10, 50, 60, JBOD
Total Number of USB Ports: 4
Number of USB 3.2 Gen 1 Ports: 4
Network (RJ-45): Yes
Number of Network (RJ-45) Ports: 2
Operating System: QTS 5.0.1
Protocols: LDAP,HTTPS,L2TP,SFTP,DHCP,SSH,IPSec,FTPS,AFP,FTP,CIFS/SMB,SNMPv2,IPv4,WEBDAV,Telnet,SSL,iSCSI,TLS,TFTP,NFS,HTTP,FXP,DDNS,IPv6,PPTP
Maximum Power Supply Wattage: 250 W
Height: 3.49" (88.65 mm)
Width: 17.01" (432.05 mm)
Depth: 11.71" (297.43 mm)
Form Factor: Rack-mountable
Rack Height: 2U
Weight (Approximate): 7.61 kg
Package Contents:
Limited Warranty: 3 Year
Additional Warranty Information:
The TS-855eU is backed by a 3-year warranty at no additional cost.
- Enjoy quick web browsing and efficiently deal with your crazy work weeks or playtime marathons with the Intel Atom 2.80 ghz processor that kicks execution into high gear
- RAID technology - data reliability, fault tolerance and improved overall performance
[custom-specifications]
Specifications | |
Manufacturer | QNAP Systems |
Manufacturer Part Number | TS855EU8GUS |
Manufacturer Website Address | http://www.qnap.com |
Brand Name | QNAP |
Product Model | TS-855eU-8G |
Product Name | TS-855eU-8GSAN/NAS Storage System |
Product Type | SAN/NAS Storage System |
Storage | |
Number of Hard Drives Supported | 8 |
Number of Hard Drives Installed | 0 |
Number of Solid State Drive Supported | 8 |
Number of Solid State Drive Installed | 0 |
Flash Memory Capacity | 5 GB |
Processor & Chipset | |
Processor Manufacturer | Intel |
Processor Type | Atom |
Processor Model | C5125 |
Processor Core | Octa-core (8 Core) |
Processor Speed | 2.80 GHz |
Memory | |
Standard Memory | 8 GB |
Memory Technology | DDR4 SDRAM |
Network & Communication | |
Ethernet Technology | 2.5 Gigabit Ethernet |
I/O Expansions | |
Number of Total Expansion Bays | 8 |
Number of 2.5"/3.5" Bays | 8 |
Total Number of Expansion Slots | 2.0 |
Expansion Slot Type | PCI Express 3.0 x4 |
Controllers | |
Controller Type | Serial ATA/600,Serial ATA/300 |
RAID Supported | Yes |
RAID Levels | 0, 1, 5, 6, 10, 50, 60, JBOD |
Interfaces/Ports | |
Total Number of USB Ports | 4 |
Number of USB 3.2 Gen 1 Ports | 4 |
Network (RJ-45) | Yes |
Number of Network (RJ-45) Ports | 2 |
Software | |
Operating System | QTS 5.0.1 |
Management & Protocols | |
Protocols | LDAP,HTTPS,L2TP,SFTP,DHCP,SSH,IPSec,FTPS,AFP,FTP,CIFS/SMB,SNMPv2,IPv4,WEBDAV,Telnet,SSL,iSCSI,TLS,TFTP,NFS,HTTP,FXP,DDNS,IPv6,PPTP |
Power Description | |
Maximum Power Supply Wattage | 250 W |
Physical Characteristics | |
Height | 3.49" (88.65 mm) |
Width | 17.01" (432.05 mm) |
Depth | 11.71" (297.43 mm) |
Form Factor | Rack-mountable |
Rack Height | 2U |
Weight (Approximate) | 7.61 kg |
Miscellaneous | |
Package Contents |
|
Warranty | |
Limited Warranty | 3 Year |
Additional Warranty Information | The TS-855eU is backed by a 3-year warranty at no additional cost. |
[/custom-specifications]
[custom-options]

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[/custom-options]
[custom-user-manual]
Available Documentation:
Manufacturer-Brochure
[/custom-user-manual]
Warranty Infomartion
3 Year