Short-depth 2U chassis
The 297.4mm depth supports compact rack installations and additional cabling space.
QNAP NAS TS-864eU-4G 8-bay 2U short depth 12" rackmount NAS, Intel Celeron N5105/N5095
Model # TS-864eU-4G
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SKU: TS-864eU-4G
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8-bay short-depth 2U rackmount NAS
QNAP TS-864eU-4G 8-Bay Short-Depth 2.5GbE Rackmount NAS
An eight-bay short-depth 2U NAS with an Intel Celeron N5095 quad-core processor, 4GB DDR4 memory, dual 2.5GbE, PCIe expansion, HDMI 1.4b and 10Gbps USB.
8-bay 2U NAS297.4mm depthDual 2.5GbE3-year manufacturer warranty
What is the QNAP TS-864eU-4G?
The TS-864eU-4G is an eight-bay, 2U short-depth rackmount NAS for installations with limited rack depth or substantial cabling. It combines quad-core Intel processing, dual 2.5GbE, PCIe expansion, HDMI output and high-speed USB connectivity.
8 BaysSATA storage in a 2U chassis
297.4mmShort-depth rackmount design
2 × 2.5GbEPort Trunking support
4GB / 16GBInstalled and maximum memory
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Compact rackmount design and quad-core processing
The Intel Celeron N5095 four-core, four-thread processor bursts up to 2.9GHz and includes Intel UHD Graphics, AES-NI and hardware-accelerated transcoding.
The supplied TS-864eU-4G product copy identifies 4GB DDR4 memory and a maximum capacity of 16GB. The 2U chassis measures 297.4mm deep.
- The optional RAIL-S01 short rail kit is listed for supported 19-inch rack deployment.
- Eight SATA bays support compatible 3.5-inch hard drives and 2.5-inch solid state drives.
- Confirm the configured package for drive inclusion.
Dual 2.5GbE and flexible PCIe expansion
Two built-in 2.5GbE ports support 2.5G, 1G, 100M and 10M speeds. Port Trunking is described for combined transfer bandwidth up to 5Gbps.
One PCIe Gen 3 x2 slot supports compatible 2.5GbE, 5GbE or 10GbE adapters, QM2 cards or USB 3.2 Gen 2 expansion.
- Wake on LAN and Jumbo Frame support are listed.
- Optional M.2 SSD support is available through a compatible PCIe adapter.
- The maximum supported card dimensions are 97 × 68.9 × 18.76mm.
HDMI, high-speed USB and data protection
One HDMI 1.4b output supports 4K media playback, while two USB 3.2 Gen 2 Type-A ports provide up to 10Gbps connectivity alongside two USB 2.0 ports.
The product information describes backup and recovery for PCs, Macs, virtual machines, containers, cloud data and SaaS services.
- Cloud storage gateways support hybrid-cloud workflows.
- Hardware-accelerated transcoding is listed.
- Virtualisation certifications include VMware Ready, Microsoft Hyper-V, Citrix and Veeam Ready.
QTS, QuTS hero and performance
The NAS uses QTS by default. Switching to QuTS hero is supported starting from QTS 5.2.2, providing the listed ZFS data-integrity and WORM capabilities.
Performance figures below are supplied from QNAP Labs testing using a dual-2.5GbE configuration.
590MB/s readSupplied SMB sequential result; write 589MB/s
141,246 IOPS readSupplied iSCSI random 4K result; write 127,194 IOPS
Performance may vary with drives, RAID, client, network and system configuration.
Important purchasing and deployment notes
- Confirm the configured package and whether storage drives are included before purchase.
- This listing is for the TS-864eU-4G configuration with 4GB DDR4 memory.
- M.2 SSD support is optional through a compatible PCIe adapter.
- The optional RAIL-S01 rail kit and expansion cards must be checked for deployment compatibility.
Frequently asked questions
What is the QNAP TS-864eU-4G?
It is an eight-bay short-depth 2U rackmount NAS with an Intel Celeron N5095 processor, 4GB memory, dual 2.5GbE, PCIe expansion and HDMI output.
How many drive bays does it have?
It has eight 3.5-inch SATA 6Gb/s and 3Gb/s bays supporting compatible 3.5-inch hard drives and 2.5-inch solid state drives.
Which processor is installed?
It uses an Intel Celeron N5095 four-core, four-thread processor with burst speeds up to 2.9GHz.
How much memory is installed?
The supplied TS-864eU-4G product copy identifies 4GB DDR4 memory.
What is the maximum supported memory?
The product information lists a maximum memory capacity of 16GB.
Which network ports are included?
It includes two 2.5GbE ports supporting 2.5G, 1G, 100M and 10M speeds.
Can the two 2.5GbE ports be combined?
Yes. The product information describes Port Trunking for combined bandwidth up to 5Gbps.
Can 10GbE be added?
Yes. Optional 10GbE can be added using a compatible network adapter or PCIe expansion card.
Which USB connections are included?
It includes two USB 3.2 Gen 2 Type-A ports supporting up to 10Gbps and two USB 2.0 ports.
Does it include HDMI output?
Yes. It includes one HDMI 1.4b output, and the product information describes 4K media playback.
Can the TS-864eU run QuTS hero?
Yes. It runs QTS by default and supports switching to QuTS hero starting from QTS 5.2.2.
What warranty applies to the TS-864eU-4G?
This product is covered by a three-year QNAP manufacturer warranty.
(TS-864eU-4G)
Features and highlights
Key capabilities below are organised from the supplied product information for TS-864eU-4G.
Intel Celeron quad-core CPU
The N5095 processor bursts up to 2.9GHz and supports listed graphics, encryption and transcoding capabilities.
Dual 2.5GbE networking
Two multi-gigabit ports support Port Trunking and combined bandwidth up to 5Gbps.
PCIe Gen 3 expansion
One x2 slot supports compatible multi-gigabit networking, QM2 or USB expansion cards.
HDMI and 10Gbps USB
HDMI 1.4b output and two USB 3.2 Gen 2 Type-A ports support local display and fast external connectivity.
QTS or QuTS hero
The NAS uses QTS by default and can switch to QuTS hero starting from QTS 5.2.2.
Important: This listing is for the 4GB configuration. Optional M.2 or network expansion requires compatible PCIe hardware.
TS-864eU-4G specifications
Specifications below are organised from the supplied QNAP product information for TS-864eU-4G.
Processor and Memory
| CPU | Intel® Celeron® N5095 4-core/4-thread processor, burst up to 2.9GHz |
|---|---|
| CPU Architecture | 64-bit x86 |
| Graphics Processor | Intel® UHD Graphics |
| Encryption Engine | Yes (AES-NI) |
| Hardware-Accelerated Transcoding | Yes |
| System Memory | 4GB DDR4 |
| Maximum Memory | 16GB (2 x 8GB) |
Storage
| Drive Bays | 8 x 3.5-inch SATA 6Gb/s, 3Gb/s |
|---|---|
| Drive Compatibility | 3.5-inch SATA hard disk drives 2.5-inch SATA solid-state drives |
| Hot-Swappable | Yes M.2 SSD hot-swapping is not supported. |
| M.2 Slots | Optional via a PCIe adapter |
| SSD Cache Acceleration | Supported |
Networking
| 2.5 Gigabit Ethernet | 2 x 2.5GbE ports (2.5G/1G/100M/10M) |
|---|---|
| 5 Gigabit Ethernet | Optional via network adapter |
| 10 Gigabit Ethernet | Optional via network adapter or PCIe expansion card |
| Wake on LAN | Yes |
| Jumbo Frame | Yes |
Expansion and Connectivity
| PCIe Slots | 1 x PCIe Gen 3 x2 Maximum card dimensions: 97 x 68.9 x 18.76mm (3.82 x 2.71 x 0.74 inches). |
|---|---|
| USB 2.0 Ports | 2 |
| USB 3.2 Gen 2 Ports | 2 x Type-A USB 3.2 Gen 2 (10Gbps) |
| HDMI Output | 1 x HDMI 1.4b |
Physical Specifications
| Form Factor | 2U short-depth rackmount |
|---|---|
| LED Indicators | HDD 18, status, LAN, expansion and power |
| Buttons | Power and reset |
| Dimensions (H x W x D) | 88.6 x 432 x 297.4mm |
| Net Weight | 7.78kg |
| Gross Weight | 9.27kg |
Power and Cooling
| Power Supply Unit | 300W, 100240V |
|---|---|
| Disk Standby Power Consumption | 24.776W |
| Typical Operating Power Consumption | 51.022W Tested with drives fully populated. |
| Fans | 3 x 60mm, 12VDC |
| System Warning | Buzzer |
Operating Environment
| Operating Temperature | 040°C (32104°F) |
|---|---|
| Storage Temperature | -2070°C (-4158°F) |
| Relative Humidity | 595% RH non-condensing, wet bulb: 27°C (80.6°F) |
Warranty and Connections
| Standard Warranty | 3 years |
|---|---|
| Maximum Concurrent CIFS Connections | 1,500 with maximum memory installed |
Operating System and Deployment
| Operating Systems | QTS by default; switching to QuTS hero is supported starting from QTS 5.2.2. |
|---|---|
| Optional Rail Kit | RAIL-S01 short rail kit for supported 19-inch rack deployment. |
| Virtualisation Certifications | VMware Ready, Microsoft Hyper-V, Citrix and Veeam Ready are listed. |
Important Notes
| Drive inclusion | Confirm the configured package for drive inclusion. |
|---|---|
| M.2 support | M.2 SSD support is optional through a compatible PCIe adapter. |
| SKU | TS-864eU-4G |
| Model # | TS-864eU |
| Barcode # | 885022023417 |
| Brand | QNAP |
| Shipping Weight | 7.8000kg |
| Shipping Width | 0.610m |
| Shipping Height | 0.550m |
| Shipping Length | 0.240m |
3 YearsQNAP manufacturer warranty
3-year QNAP manufacturer warranty
The supplied specifications list a 3-year standard manufacturer warranty for the QNAP TS-864eU-4G.
Warranty coverage, eligibility and claim assessment are subject to QNAPs applicable warranty terms. Please retain your DeviceDeal tax invoice as proof of purchase.
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