1
Dual 2.5GbE ports accelerates file sharing across teams and devices or gaming storage applications.
2
PCIe expansion allows for a Multi-Gig 10GbE or 5GbE network card, or a QM2 card to add M.2 NVMe or SATA SSDs for caching.
3
4K media playback and real-time transcoding; directly watch videos on an HDTV via HDMI 2.0 (4K @60Hz) output.
4
HBS provides comprehensive backup and data recovery; QuDedup deduplicates the data at the source to reduce storage space usage, bandwidth usage, and backup time.
5
Cloud storage gateways realize hybrid cloud applications by working with the cache space reserved on NAS to ensure low-latency data access to the cloud.
6
Hosts multiple virtual machines and containers to execute different applications in one NAS device.
Upgrade your NAS to 2.5GbE networks
The TS-253D comes with two 2.5GbE RJ45 LAN ports that allow you to use existing CAT5e cables to upgrade network speeds from 1 Gigabit to 2.5 Gigabit. The dual 2.5GbE ports also support Port Trunking for up to 5 Gbps! By using QNAP’s N-BASET/Multi-Gig USB 3.2 Gen 1 to 5GbE adapter (Model name QNA-UC5G1T) or 5GbE PCIe expansion card (Model name QXG-5G1T-111C), your laptop or desktop computer can easily connect to 2.5GbE networks with the TS-253D to benefit from higher network speeds.
Virtualization
Satisfies bandwidth-demanding applications such as virtual machines and containers.
Video Streaming
Boosts transfer speeds to improve smooth 4K video streaming and display.
Gaming Storage
Mount an iSCSI LUN from the TS-253D to your computer to store your vast game collections.
Transform your network with a wallet-friendly 2.5GbE switch
Upgrading your network shouldn’t break the bank, and 2.5GbE connectivity provides immediately noticeable improvements compared to standard 1GbE. The QSW-1105-5T is an unmanaged switch with five 2.5GbE ports (backwards compatible with 1G/100M) and supports CAT5e cables to connect multiple computers and NAS. The QSW-1105-5T is energy-saving, low-noise, plug-and-use, and supports loop detection and blocking to provide a simple and effective high-speed network environment.
Virtualization Certifications Supported by TS-253D
Check QNAP NAS with Support for Virtualization application
A secure data center for backing up device data with snapshot protection
Windows® and Mac® backup
Use the license-free QNAP NetBak Replicator utility to back up and restore files from Windows® computers. Apple’s Time Machine® is supported for backing up Mac® computers.
Snapshots for Volume & LUN
Snapshots are essential for NAS data protection, and their block-level feature makes it a dependable data protection method in the face of growing ransomware threats. The TS-253D supports up to 256 snapshots per volume/LUN, and up to 1,024 snapshots per NAS.
One 2.5GbE is better than two 1GbE for increasing HBS backup efficiency
With a single 2.5GbE connection, no complex link aggregation settings are required for speeds up to 312.5MB/s – easily beating a paired 1GbE connection. The TS-253D has two 2.5GbE ports, further doubling performance and increasing efficiency for versatile tasks.
Hybrid Backup Sync (HBS) consolidates backup and synchronization functions for easily transferring data from the TS-253D to local, remote and cloud storage spaces. HBS also supports QuDedup technology which removes duplicated data at the source, further accelerating backup and restoration tasks over 2.5GbE connections.
Abundant I/O capability with PCIe expansion
The TS-253D features one PCIe 2.0 slot that allows for various expansion cards for expanding application potential.
SSD caching and auto-tiering enable 24/7 optimized storage efficiency
While SSD prices continue to fall, and SSD capacity and performance continue to increase, organizations can easily take advantage of SSD strengths. The TS-253D supports numerous SSD-aware features that significantly maximize NAS performance with high cost-effectiveness.
Ultimate visual experience with 4K HDMI display and real-time video transcoding
The TS-253D has an HDMI 2.0 port that supports 4K (4096 x 2160) 60Hz output, allowing you to directly view multimedia content saved on the NAS on a bigger screen. The support of high-quality 4K video transcoding enables the NAS to convert videos to universal file formats that can be smoothly played on multiple devices. The TS-253D also can stream videos through DLNA®, Chromecast™, and more to satisfy versatile multimedia application needs. The QNAP RM-IR004 remote control (sold separately) can be configured using QButton to customize individual button actions, providing a more user-friendly NAS experience.
Note: The TS-253D’s hardware provides hardware decoding, encoding, and transcoding capabilities. However, playback quality may vary due to factors including playback software, file formats, system usage, and available bandwidth.
Build a Plex Media Server
By installing Plex® Media Server from App Center, setting up the Plex® Media Server on your NAS is only a few minutes away. You can stream media files stored on the TS-253D to mobiles and media streaming devices (including DLNA®, Roku®, Amazon Fire TV® and Google Chromecast™).
Note: PlexPass is required for Plex Media Server hardware transcoding.
Move business data to the cloud flexibly and economically
The TS-253D perfectly integrates NAS with mainstream cloud services. By deploying cloud storage gateways and enabling local caching on the NAS, you can seamlessly use the cloud for storage, backup, and data recovery with low-latency access, providing an innovative hybrid cloud experience.
HybridMount file-based cloud gateway
Flexibly expand your storage capacity by connecting to cloud storage. You can leverage QTS apps to manage and edit your cloud files or multimedia files. HybridMount is ideal for file server online collaboration and file-level data analysis.
VJBOD Cloud block-based cloud gateway
VJBOD Cloud supports streamlined NAS backup to object cloud storage. The block-based data transmission uploads random data and large files to the cloud in blocks, and only transmits block-based volume or LUN changes (such as addition, modification, or deletion). This is ideal for enterprise-level applications with large file transfer requirements, such as databases, VM volumes, and videos.
All-in-one server to host virtual machines and containers
Regardless of your virtualization needs, you can count on Virtualization Station and Container Station for complete virtualization support. You can use Network & Virtual Switch to allocate adequate physical network resources to virtual machines, containers, and the NAS to simplify network deployment.
Virtualization Station
Run multiple Windows®, Linux®, UNIX®, and Android™ virtual machines and access them via a web browser or Virtual Network Computing (VNC). Businesses can run virtualized server applications on a single NAS without the need for additional physical servers.
Container Station
Experience LXC and Docker® lightweight virtualization technologies, download apps from the built-in Docker Hub Registry®, import and export containers, and create abundant microservices.
High-speed VM Backup Solution
With Hyper Data Protector, the TS-253D becomes an agentless backup tool for unlimited VMware® vSphere and Microsoft® Hyper-V VM backup. Hyper Data Protector features incremental backup, global deduplication, backup scheduling and recovery compression that provides you with a cost-effective and reliable disaster recovery plan, ensuring 24/7 operation of your services.
Notes: QNAP NAS must be running QTS version 4.3.6 or later
Optimized collaboration with seamless file sharing and sync
The TS-253D centrally stores data and files, and supports SMB/CIFS, AFP and NFS protocols for file sharing across Windows®, Mac®, and Linux®/UNIX® networks. Coupled with the Qsync utility, any file uploaded to the TS-253D will be made available for all linked devices (such as computers, laptops and mobiles). You can sync shared folders and team folders for group file sharing to enhance the flexibility of team projects and collaboration. With the myQNAPcloud service, you can easily and securely connect to the TS-253D via the Internet for accessing, managing, and sharing NAS files. The Windows AD® and LDAP services enable system administrators to configure user permissions by using an existing Windows AD® server, LDAP server, or the TS-253D’s built-in LDAP service.
Secure your premises with integrated surveillance solutions
QVR Pro allows you to arrange a dedicated, independent storage space for surveillance data on the TS-253D and leverage the advantages of scalable NAS storage. It greatly simplifies camera management, storage space allocation, camera live view, and playback. Supporting over 5,000 IP cameras (including all standard fisheye cameras available on the market), QVR Pro provides 8 license-free channels for surveillance monitoring and the optional QVR Pro Camera Channel Extension License for more extensive security deployment. You can also use QVR Pro Client’s mobile app to monitor anytime, or use a USB webcam as an ONVIF® network camera with the QUSBCam2 app.
*The maximum number of channels supported varies by NAS model, network configuration, and camera settings. For more information, visit https://www.qnap.com/go/qvr-nas-selector?
More productivity applications
Notification Center
Consolidates all QTS system events, alerts, and notifications for smooth and easy NAS management, keeping you always informed of your NAS status.
Security Counselor
A security portal for checking weaknesses and providing recommendations for enhancing NAS security. It also integrates anti-virus and anti-malware scanning software.
Qsirch
QNAP’s powerful, Google-like search tool for quickly finding specific images, music, videos, documents, and emails by keywords, color, and more search conditions.
Boxafe
Allows you to backup or sync files, emails, calendars and contacts from Google™ Workspace and Microsoft® Office 365® into the NAS to safeguard enterprise cloud data.
QuMagie
An AI-powered photo management app, supporting automated photo categorization with AI Albums, iOS® Live Photo display, and powerful search tool for ultimate photo management and sharing solution.
Qmiix
An Integration Platform as a Service (iPaaS) solution that enables you to connect apps and devices with QNAP NAS for automating daily tasks for greater productivity.
Expand your Storage with USB 3.2 Gen 2 (10 Gbps) – Better than eSATA!
Flexibly expand the storage capacity of the TS-253D via USB or multi-lane SATA interfaces. You can choose a high-speed USB 3.2 Gen 2 (10 Gbps) TL series JBOD, USB 3.2 Gen 1 (5 Gbps) TR series RAID expansion enclosures, or SATA 6Gbps TL series JBOD. They provide economical, flexible, high-performance and high-capacity storage expansion solutions for NAS, PC and servers.
| Popularity | Interface | Theoretical Performance | |
 | eSATA |  3 Gb/s | |
 6 Gb/s | |||
 | USB 3.2 Gen 1 |  5 Gb/s | |
| USB 3.2 Gen 2 |  10 Gb/s | ||
Note: A USB 3.2 Gen 2 PCIe card or QXP SATA expansion card is required for using a compatible expansion enclosure.
Flexible and economical storage expansion
QNAP provides easy storage capacity expansion solutions. Here are several ways to expand your TS-253D storage as needed to accommodate data and business growth.
Upgrade RAID Capacity
Hot-swap lower-capacity drives with larger-capacity drives to expand your NAS capacity so it can grow with your business.
Attach Expansion Enclosures
Connect two TR-004 RAID expansion enclosures, or one 8-bay TL-D800C USB 3.2 Gen 2 JBOD, or one 16-bay TL-D1600S SATA 6 Gb/s JBOD, and use the QTS Storage & Snapshots Manager to easily handle NAS capacity expansion.
Migrate to a New NAS
Install your NAS hard drives into a larger QNAP NAS and retain all your existing data and configurations.
| Weight | 2 kg |
|---|---|
| Drive Bays Support | 2 Bay |
| TS-253D-4G | |
| CPU | Intel® Celeron® J4125 4-core/4-thread processor, burst up to 2.7 GHz |
| CPU Architecture | 64-bit x86 |
| Graphic Processors | Intel® HD Graphics 600 |
| Floating Point Unit | Yes |
| Encryption Engine | (AES-NI) |
| Hardware-accelerated Transcoding | Yes |
| System Memory | 4 GB SODIMM DDR4 (1 x 4 GB) |
| Maximum Memory | 8 GB (2 x 4GB) |
| Memory Slot | 2 x SODIMM DDR4 |
| For dual-DIMM configuration, you must use a pair of identical DDR4 modules. | |
| Flash Memory | 4GB (Dual boot OS protection) |
| Drive Bay | 2 x 3.5-inch SATA 6Gb/s, 3Gb/s |
| The system is shipped without HDD. | |
| For the HDD compatibility list, please visit https://www.qnap.com/compatibility/ | |
| Drive Compatibility | 3.5-inch SATA hard disk drives |
| 2.5-inch SATA hard disk drives | |
| 2.5-inch SATA solid state drives | |
| Hot-swappable | Yes |
| M.2 Slot | Optional via a PCIe adapter |
| SSD Cache Acceleration Support | Yes |
| 2.5 Gigabit Ethernet Port (2.5G/1G/100M) | 2 (2.5G/1G/100M/10M) |
| 5 Gigabit Ethernet Port (5G/2.5G/1G/100M) | Optional via PCIe expansion card |
| 10 Gigabit Ethernet Port | Optional via PCIe expansion card |
| Optional via PCIe expansion card | |
| Wake on LAN (WOL) | Only the 2.5GbE port |
| Jumbo Frame | Yes |
| PCIe Slot | 1 |
| Slot 1: PCIe Gen 2 x4 | |
| PCIe bandwidth limitations will restrict the NAS 10GbE performance. | |
| Card dimensions for PCIe slot?190 x 68.9x 18.76 mm / 7.48 x 2.71 x 0.74 inches. | |
| USB 2.0 port | 3 |
| USB 3.2 Gen 1 port | 2 |
| USB 3.2 Gen 2 (10Gbps) Port | Optional via a PCIe expansion card |
| IR Sensor | (Optional QNAP RM-IR004 remote control) |
| HDMI Output | 1, HDMI 2.0 (up to 4096 x 2160 @ 60Hz) |
| Form Factor | Tower |
| LED Indicators | Power/Status, LAN, USB, HDD1-2 |
| Buttons | Power, USB copy, Reset |
| Dimensions (HxWxD) | 168 × 105 × 226 mm |
| Weight (Net) | 1.55 kg |
| Weight (Gross) | 2.68 kg |
| Operating Temperature | 0 – 40 °C (32°F – 104°F) |
| Storage Temperature | -20 – 70°C (-4°F – 158°F) |
| Relative Humidity | 5-95% RH non-condensing, wet bulb: 27?C (80.6?F) |
| Power Supply Unit | 65W adapter (12VDC), 100-240VAC |
| Power Consumption: HDD Sleep Mode | 8.198 W |
| Power Consumption: Operating Mode, Typical | 12.448 W |
| Tested with drives fully populated. | |
| Fan | 1 x 70mm, 12VDC |
| System Warning | Buzzer |
| Kensington Security Slot | Yes |
| Max. Number of Concurrent Connections (CIFS) – with Max. Memory | 1500 |
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