QNAP TS-h665U 6-Bay NAS Enclosure

BH #QNTSH6658GUS • MFR #TS-H665-8G-US
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QNAP TS-h665U 6-Bay NAS Enclosure
Key Features
  • 4 x 3.5/2.5" SATA III Drive Bays
  • 2 x E1.S/M.2 2280 NVMe SSD Slots
  • Intel Quad-Core Processor
  • 8GB of DDR5 RAM
Designed for small and medium-sized businesses and powered by an Intel Quad-Core processor, the TS-h665U 6-Bay NAS Enclosure from QNAP is a powerful and efficient multitasking NAS solution in 1 RU form factor. It is equipped with four 2.5"3.5" SATA III drive bays and two E1.S/M.2 2280 PCIe NVMe slots for SSD caching or creating a system drive. Backed by the ZFS-based QuTS hero operating system, the TS-h665U helps ensure data integrity and immutability to protect against tampering.
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QNAP TS-H665-8G-US Overview

Designed for small and medium-sized businesses and powered by an Intel Quad-Core processor, the TS-h665U 6-Bay NAS Enclosure from QNAP is a powerful and efficient multitasking NAS solution in 1 RU form factor. It is equipped with four 2.5"3.5" SATA III drive bays and two E1.S/M.2 2280 PCIe NVMe slots for SSD caching or creating a system drive. Backed by the ZFS-based QuTS hero operating system, the TS-h665U helps ensure data integrity and immutability to protect against tampering.

The TS-h665U has two 2.5GbE ports with the option for a 10GbE upgrade. Peripherals and external storage drives may be added using a 10 Gb/s USB-A 3.2 Gen 2 port, three 480 Mb/s USB-A 2.0 ports, and a PCIe 3.0 x2 slot for installing a 10GbE NIC, a QM2 expansion card, or a USB expansion card.. Also supported is RAID 0, 1, 5, 6, 10, and JBOD, read speeds of up to 1523 MB/s and write speeds of up to 1510 MB/s via 10GbE upgrades, AES 256-bit and AES-NI volume encryption, and more.

Please note that the NVMe SSD slots are each pre-installed with a QDA-E1SM3 adapter for M.2 2280 SSDs.

Transfer Speed
Using dual 2.5GbE ports, sequential read speeds reach up to 588 MB/s and sequential write speeds max out at 590 MB/s. Using two 10GbE ports, sequential reads reach as high as 1523 MB/s and sequential writes deliver speeds up to 1510 MB/s.
Surpass the Competition with Standard 2.5GbE and a Flexible 10GbE Upgrade
In modern business IT, a NAS with only 1GbE is a performance bottleneck. The TS-h665U comes with faster network connectivity which enables businesses to facilitate bandwidth-demanding applications, such as large file access, backup/restore, virtualization, and more.

Built-in 2.5GbE
The TS-h665U comes with two 2.5GbE ports, outperforming similar competitor NAS that only provides 1GbE.

Upgradable to 10GbE
You can install up to two-port 10GbE network modules via the PCIe slot..

Enhance Overall Bandwidth
Obtain increased network speed and fault tolerance by configuring Port Trunking.
Powerful Expansion with E1.S/M.2 2280 PCIe NVMe Slots
The TS-h665U has two E1.S/M.2 2280 NVMe slots that offer unparalleled NAS flexibility for boosting performance.

Enable SSD Caching
Install E1.S/M.2 2280 PCIe NVMe SSDs and enable SSD caching to reduce latency and enhance random read/write efficiency (IOPS) for small files.

Create an SSD System Drive
Use the E1.S/M.2 2280 PCIe NVMe SSD storage pool as the QuTS hero system drive to achieve optimal NAS system performance, efficient application metadata management, and optimized database operations.

Abundant I/O Capabilities with PCIe Expansion
The TS-h665U has one PCIe slot that allows for installing various expansion cards for expanding application potential.

10GbE NIC
Increase NAS performance density to meet enterprise demands for virtualization, large-scale file access, backup, and recovery with high-bandwidth operations.

QM2 Expansion Card
Enhance NAS performance by adding M.2 SSD storage or 2.5GbE/10GbE network expansion.

USB-C Expansion Card
Purpose-built for connecting NAS with QNAP USB-C storage expansion units, enabling fast data transfers and massive capacity expansion.
Future-Proof Your Storage with JBOD Scalability
As file volumes and storage needs grow, the TS-h665U can connect up to one QNAP 12-bay TL-R1200C-RP JBOD expansion unit, adding up to 12 additional hard drives and providing exceptional storage capacity.
All-in-One Backup Solution
The TS-h665U supports various apps that cover all your backup needs.

NAS/File server
Supports multiple protocols such as Rsync, FTP and CIFS/SMB for backing up different file servers.

Cloud
Back up NAS data to/from major cloud services, including QNAP's myQNAPcloud One.

Mac
Set a QNAP NAS as Time Machine backup destination.

Windows PC/Server
Back up full PC/server systems and manage all backups from multiple devices through a single interface.

VM
Back up VMware vSphere and Microsoft Hyper-V with dramatically lower costs than others.

Google Workspace/Microsoft 365
Use QNAP's HDP for SaaS to back up, recover, and manage the data of 10,000+ users over multiple Google Workspace and Microsoft 365.

WordPress
Backup, restore, or migrate your WordPress site. QNAP NAS can also host a website.
Secondary Backup or Restore
By supporting secondary backup, replication, or restore in a single interface, QNAP makes your business Disaster Recovery (DR) quick, easy, and effective.

NAS and File Server
Backup NAS data to another QNAP NAS or remote server. Supports immutable backups by using WORM folders as the destination, preventing data from being overwritten, modified, or deleted to effectively protect against ransomware.

Cloud
Supports advanced technologies to save backup time, spaces, and effort.

myQNAPcloud One
QNAP-hosted cloud storage that only charges for storage space, with transmitting data being completely free.
RPO = 0 Real-Time Replication
Real-time SnapSync syncs between shared folders/LUNs on primary NAS and secondary NAS. This assists organizations in resuming essential data and services in the shortest time.
Real-Time Sync for Seamless Team Collaboration
Whether you're in the office or on the go, you can access the latest files synchronized to the TS-h665U on multiple devices for efficient teamwork. Version Control keeps track of document changes, simplifying file management and restoration.

Cross-Device Sync
Sync NAS files across multiple devices, including desktops, laptops, tablets, and phones.

Custom Sync Rules
Set rules for automatic file sync and conflict resolution.

Team Folders
Share folders with specific teams for collaborative file management.
Multi-Level Security Strategy for Enterprises
Bolster business data security with resilience from all aspects.
Connection
Enterprise Private Network Connection
Build secure VPN connection using QVPN Service. Multi-site organizations can leverage QuWAN SD-WAN to quickly set up Mesh VPN for remote workers and branches.

Filtering Unauthorized Access
Implement QuFirewall to allow/deny specific IP addresses and regions, preventing unauthorized access and cyber threats.
Permission
Efficient NAS User Management
The TS-h665U supports Windows AD, Azure AD, and LDAP; Admins can further improve management productivity and NAS security via delegated administration.

Strengthened NAS Login Security
Set up passwordless login or two-factor authentication (2FA) for your NAS accounts to prevent data breaches and unauthorized access.
Transmission - SMB Signing Acceleration
Enable SMB signing to facilitate secure SMB file transfer, while QNAP's exclusive algorithm greatly increases data signing efficiency and data transmission performance.
Assessment
Security and Risk Assessment
Security Center proactively detects NAS status and unusual file activity, and offers instant protective measures.

Centralized Notification Management
Centrally manage system events and alert notifications via Notification Center to stay up-to-date with NAS status.

Block Malware Attacks
Malware Remover regularly scans your NAS. When detecting malware attacks, infected files are immediately blocked and removed to ensure NAS security.
Run VMs and Containers
With no additional fees, you can run multiple VMs of different OS on the TS-h665U. This allows you to deploy multi-tenant environments and applications to increase management efficiency and save hardware costs.

VMs
Securely run Windows, Linux, UNIX, and QuTScloud VMs using Virtualization Station.

Containers
Run Docker, LXD, and Kata Containers, and download Container apps using Container Station.

VM High Availability
VM Live Migration and HA (High Availability) guarantee continuous operation and minimal downtime.

Network & Virtual Switch
Flexibly allocate virtual network resources and configure VLANs to ensure virtual services via the virtual network topology in Network & Virtual Switch.
Surveillance NAS Solution for Business
Surveillance NAS is an easy-to-deploy and cost-efficient all-in-one intelligent surveillance platform that integrates AI analytics, video backup and fault tolerance, centralized management (CMS), and surveillance cloud services, meeting professional surveillance requirements across diverse deployment scenarios. A single NAS supports up to 1024 channels, leveraging file-based writing technology to enhance processing performance and meet the demands of multi-channel, high-capacity, and long-duration recording.

Simplifying Surveillance Structure
An all-in-one surveillance solution integrating NVR and VMS. Record, analyze and manage videos on surveillance NAS to boost deployment and maintenance efficiency.

Support ONVIF Cameras
Over 8000 ONVIF cameras from 200+ brands are supported.

PoE Switch Solution
QNAP offers a one-stop QNAP PoE switch solution designed for connecting TS-h665U NAS and IP cameras to simplify network and power cabling.

Smart AI Surveillance
Surveillance NAS performs AI image identification, analysis and search on the NVR server side, saving you from having to purchase expensive AI cameras.

Flexible Storage Expansion and Secure Video Backup
The longer video retention periods you require, the greater the storage capacity needed. You can connect QNAP JBOD expansion enclosures to TS-h665U, or back up surveillance recordings to a QVR Recording Vault backup server or myQNAPcloud Surveillance.
Use AI-Powered Drive Failure Prediction to Safeguard Your Data
Powered by a cloud-based AI engine, DA Drive Analyzer can predict drive failure and lifespan. Enterprises can plan drive replacement in advance to prepare for drive failure before it occurs and prevent data loss.
  • Supports SATA, SAS, and NVMe drive analysis
  • Supports proxy sever connection
  • Completes drive failure prediction in 24 hours
  • Customized drive data upload time
  • All NAS include 1 drive license for permanently free
Switch to QuTS hero Operating System
The TS-h665U also supports QuTS hero - QNAP's ZFS-based NAS operating system, providing end-to-end data integrity, WORM protection, data reduction (inline data deduplication, compression, and compaction), and much more.
UPC: 885022034253

QNAP TS-H665-8G-US Specs

Key Specs
RAID
Yes: Supported RAID Modes: 0 / 1 / 5 / 6 / 10 / JBOD
Number of Bays
4x 2.5"/3.5" SATA III (Hot-Swap)
2x E1.S NVMe (Hot-Swap)
Inputs/Outputs
2x RJ45 2.5GbE
1x USB-A 3.1/3.2 Gen 2
3x USB-A 2.0
Computing
CPU
Quad-Core
Processor
Intel
GPU
No
Memory
8 GB DDR5
RAM Configuration / Capacity
1x User-Replaceable 8 GB Module / 1 Slots Supporting up to 16 GB (SO-DIMM)
Drives
RAID
Yes: Supported RAID Modes: 0 / 1 / 5 / 6 / 10 / JBOD
Transfer Rates
1523 MB/s (Read)
1510 MB/s (Write)
General
Number of Bays
4x 2.5"/3.5" SATA III (Hot-Swap)
2x E1.S NVMe (Hot-Swap)
Inputs/Outputs
2x RJ45 2.5GbE
1x USB-A 3.1/3.2 Gen 2
3x USB-A 2.0
Media Card Slots
No
PCI Expansion
1x PCIe 3.0 x2
Networking
Link Aggregation and Failover Support
Yes
iSCSI Support
Yes: 128 Target
Software
Installed Operating System
QuTS hero 6.1.0
OS Compatibility
Windows 7 to 11
Windows Server 2008 to 2025
macOS 10.10
Ubuntu 14
CentOS
Linux
UNIX
Mobile App Compatible
Yes: Android & iOS
Security
Encryption
Yes, 256-Bit AES, AES-NI (Hardware-Based)
Security Features
No
VPN Connections
100 (Client)
Electrical
Input Power
100 to 240 VAC, 50 / 60 Hz
PSU
1 x 250 W
Physical
Operating Conditions
32 to 104°F / 0 to 40°C at 5 to 95% Humidity
Storage Conditions
-4 to 158°F / -20 to 70°C at 5 to 95% Humidity
Cooling
No
Dimensions
16.9 x 14.8 x 1.7" / 430 x 374.9 x 43.3 mm
Packaging Info
Package Weight
8.9 lb
Box Dimensions (LxWxH)
12.5 x 11.3 x 9.1"

QNAP TS-H665-8G-US Reviews

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