4-Bay QNAP TS-435XeU Rack SATA 6Gb/s RAID 0, 1, 5, 6, 10, JBOD 4GB RAM

TS-435XeU
4-bay rackmount NAS with short depth, supports 2.5GbE/10GbE connectivity and M.2 NVMe SSD caching

The compact and feature-rich TS-435XeU offers a professional quad-core NAS solution in a short-depth rackmount form factor. Native 10GbE SFP+ and 2.5GbE connectivity along with M.2 NVMe SSD slots that enable cache acceleration allows businesses to efficiently handle everyday tasks like file backup/restoration and team collaboration through higher promote productivity. The space-saving, short-depth design makes the TS-435XeU easy to install in small media closets or locations with a lot of wiring. With support for a wide range of business applications (including file sharing and synchronization, snapshot protection, containerization, cloud storage gateways, and video streaming), expandable storage capacity, and install-on-demand apps, the TS-435XeU is an ideal, cost-effective, entry-level rackmount NAS.

Less space required for greater possibilities
Compared to a traditional 4-bay rackmount NAS, the compact TS-435XeU is only 292mm deep. This makes the TS-435XeU an excellent choice for smaller racks, and the unused space can be reserved for cabling or ventilation. The TS-435XeU is space-saving for flexible use and is particularly suitable for multiple locations and applications such as offices, audio-visual environments and security surveillance recording.

Robust quad-core 2.2 GHz processor
The TS-435XeU is equipped with an OCTEON TX2™ infrastructure Marvell® CN9130 series CN9131 ARM®v8 Cortex-A72 quad-core processor at 2.2 GHz, which has integrated hardware accelerators optimized for heavy workloads to meet the demands of performance, power consumption and meet total cost of ownership. The TS-435XeU is equipped with 4GB of DDR4 memory, which can be upgraded to 32GB for enhanced multitasking capabilities, and SATA 6Gb/s support ensures maximum storage drive performance.

Streamlined workflows with high-speed 10GbE and 2.5GbE
The TS-435XeU features two 10GbE SFP+ ports and two 2.5GbE RJ45 ports for high-speed networking to handle bandwidth-intensive applications (including large-scale file transfer, high-speed backup/restore, container, and multimedia transfer) with the support of port trunking and to achieve load balancing. QNAP managed and unmanaged 2.5GbE/10GbE switches are perfect for businesses that want to build budget-friendly, high-speed networks for productive team collaboration.

Future-proof IT infrastructure for high-speed networks
QNAP offers comprehensive, budget-friendly storage and network solutions that allow you to easily and flexibly upgrade network environments for bandwidth-intensive applications.

2.5GbE/10GbE NAS
A fast NAS with one or more 2.5GbE/10GbE LAN ports.

Upgrade for computers and servers
Computers and servers with available PCIe slots can install QNAP network expansion cards that support 10G/5G/2.5G/1G/100M multi-gig.

Add Ethernet ports to laptops
Laptops and computers can use a QNAP USB 3.2 Gen 1 to 5GbE adapter that supports N-BASET/Multi-Gig.

A switch that supports 2.5GbE+
QNAP switches allow multiple workstations and devices to be connected for fast collaboration.

Performance increase through SSD caching and Qtier technology
To achieve optimal I/O and reduce latency, you can configure SSD caching by using either 2.5-inch SSDs or the two onboard M.2 2280 SSD slots (supports high-performance NVMe PCIe Gen 3 SSDs, separately available) in the TS-435XeU. Coupled with QNAP's SSD-compatible features, the TS-435XeU maximizes performance with high cost-efficiency.

SSD overprovisioning
(over-provisioning)
Add additional SSD over-provisioning to avoid write amplification and improve SSD random write speed and endurance. You can potentially achieve enterprise-class SSD performance levels with affordable consumer-grade SSDs!

SSD Cache Acceleration
Enables SSD caching to increase IOPS performance and reduce latency for storage volumes, ideal for IOPS-intensive applications.

Qtier for auto-tiering
Qtier technology drives auto-tier storage with continuous data optimization across high-capacity, high-performance SSDs and HDDs based on access frequency. I/O-aware Qtier can reserve cache-like storage space at the SSD level to handle fast I/O in real-time.

Host Container Applications
Container Station integrates the lean virtualization technologies Docker®, LXD and Kata Containers. You can download apps from the built-in Docker Hub® to easily import/export container applications and manage access control.

A multimedia server for video streaming
The short depth TS-435XeU# can be easily placed in a media cabinet. By installing streaming apps like Plex® Media Server from the QTS App Center, you can stream media files stored on the TS-435XeU to mobile phones and media streaming devices (like DLNA®, Roku®, Amazon Fire TV® and Google Chromecast™).

Comprehensive backup and disaster recovery solutions
The TS-435XeU supports various apps covering all your backup needs. Practice safe IT habits by regularly backing up files and device content so they can be easily restored when needed.

PC/Laptop Backup
For Windows®, you can install NetBak Replicator to back up your PC to a QNAP NAS. For macOS® you only need to set up the integrated Time Machine to back up your data.

External backup for NAS
Hybrid Backup Sync makes it easy to back up data from a TS-435XeU to another QNAP NAS or remote server to meet your 3-2-1 backup strategy.

Cloud backup for NAS
Hybrid Backup Sync supports popular cloud storage for backing up NAS data. For backup to object cloud storage, VJBOD Cloud is especially useful to reduce bandwidth usage and backup time.

Multi-version snapshots mitigate ransomware threats
The TS-435XeU supports block-based snapshots that record the state of the system at any point in time. This helps protect data that can be recovered at any point in time, significantly reducing the ransomware threat.

Volume and LUN snapshots
Create snapshots in seconds and roll back the entire volume/LUN to a specific point in time to prevent critical data loss.

Instant recovery from snapshots
Snapshot contents can be quickly restored to local NAS, or on a folder/file basis to local/remote NAS or cloud storage. You can also conveniently view and restore snapshots from the client side.

Backup snapshots
Multiply data protection by backing up snapshot files! Replicate volume/LUN snapshots in TS-435XeU to remote NAS (Snapshot Replica) by copying only the changes made. This can save time and bandwidth and can be done manually or on a schedule.

Comprehensive security and permission settings
The TS-435XeU is equipped with flexible permission settings and security measures. In addition to IP lock, 2-step verification and HTTPS connection, there are other apps that ensure optimal protection of the NAS against threats such as malware and hackers.

myQNAPcloud secures remote access
myQNAPcloud enables convenient connection to the TS-435XeU over the Internet without complex DDNS settings. To ensure the security of your remote access service, myQNAPcloud strengthens the keys of SSL certificates to 2048 bits.

Simplified permission settings
The TS-435XeU supports comprehensive access rights settings for shared folders, Azure Active Directory Domain Services (Azure AD DS), LDAP and Windows ACL to enable IT staff to efficiently manage user accounts and access rights for multiple NAS systems.

QuFirewall protection
Supports IPv6, firewall access lists, and GeoIP filters to restrict access based on geographic locations for higher NAS network security.

Superior security with QVPN
A virtual private network (VPN) provides secure access to network resources and services on public networks. QVPN supports creating a VPN client, using the TS-435XeU as a VPN server, and WireGuard® VPN service with a user-friendly interface to set up a secure connection.

Security Counselor
A security portal for the TS-435XeU that checks for vulnerabilities and provides recommendations to improve NAS security. It also integrates anti-virus and anti-malware scanning software.

Malware Remover
Scan your TS-435XeU regularly with the latest malware definitions. If infected files are detected, they are removed immediately to ensure NAS data safety.

The best file storage and collaboration hub
The TS-435XeU integrates extensive applications for storing, managing, synchronizing, searching and archiving files. It supports SMB/CIFS, AFP and NFS protocols for optimized file sharing on Windows®, Mac® and Linux®/UNIX® and offers the smartest NAS solution to manage your files professionally.

FileStation
Manage, access and share all files in the TS-435XeU and view snapshot files - all from your web browser. You can also easily mount remote NAS folders and cloud storage.

Qsync
Make any file uploaded to a TS-435XeU available to linked devices such as computers, laptops and mobile devices. You can sync shared folders and team folders for group file sharing to improve team project flexibility and collaboration.

Qsirch
QNAP's powerful Google-like search tool helps you quickly find images, music, videos, documents, and emails by keyword, color, and other search conditions. It also supports Qfiling to perform one-time or automatic archiving tasks based on your search criteria.

Qfiling
Automate your file organization - All you have to do is categorize your files and set up a schedule, and Qfiling will do the rest. Qfiling also enables intelligent recycling, which immediately moves filtered files to the recycle bin.

Smart surveillance solution for 24/7 security
QVR Elite is QNAP's subscription-based intelligent surveillance solution that allows you to easily build a surveillance system with lower TCO and higher scalability. Recordings are saved as MP4 files, allowing playback on almost any device. QVR Elite also integrates QNAP AI-based solutions to create intelligent face recognition for retail and door entry systems with a QNAP NAS. You can set up a dedicated, independent storage space for surveillance data on the TS-435XeU and benefit from simplified camera management, storage space allocation, camera live view and playback.

Flexible and cost-effective memory expansion
QNAP offers easy ways to expand your storage capacity. Here are several ways to expand your TS-435XeU storage as needed to handle data and business growth.

Attach QNAP expansion housing
Connect expansion enclosures to the TS-435XeU and manage NAS storage expansions with the easy-to-use Storage & Snapshots Manager app.

Integrating cloud storage or remote file servers
Integrate cloud storage or remote file servers to expand the capacity of the TS-435XeU while centrally managing files on the NAS, cloud storage and remote devices.

Migrate to a new NAS
Install your NAS hard drives on a larger QNAP NAS and keep your existing data and configurations.

Expand RAID capacity
Hot-swap smaller-capacity drives with larger-capacity drives to expand the storage capacity of your NAS so it can grow with your business.

More productivity-enhancing applications
The TS-435XeU offers an App Center that contains feature-rich apps to expand your NAS potential!

QuMagic
An AI-powered photo management application that supports automatic photo categorization with AI albums, iOS® Live Photo viewing, and powerful search tools for the ultimate photo management and sharing solution.

notification center
Gathers all system events, alerts and notifications for smooth and easy NAS management, so you are always aware of the status of your NAS.

Qmiix
An Integration Platform as a Service (iPaaS) solution that allows you to connect applications and devices to the QNAP NAS to automate daily tasks and increase productivity.

proxy server
By using a powerful TS-435XeU as a proxy server, online resources can be accessed efficiently, resulting in greater cost savings and productivity while enhancing network security.

QmailAgent
Centralize multiple email accounts and protect your data by using a secondary backup, making email management and backup easy.

QuFTP
The TS-435XeU can act as an FTP server with SSL/TLS encryption, QoS bandwidth control, and permission settings for transferring large amounts of data efficiently and securely. FTP client is also supported.

A health check for your hard drives
Hard drives are the heart of your NAS and ensuring their long-term health and reliability is absolutely critical. QNAP provides various hard drive health monitoring methods and tools to help you make proactive decisions to protect your data and files.

SMART and checking for bad blocks
If any of the SMART values are reported as abnormal or bad blocks are detected, you can take early action and replace drives before potential data loss occurs.

DA Drive Analyzer
DA Drive Analyzer leverages ULINK cloud-based AI to predict expected drive lifespan and helps you plan future drive swaps to protect against NAS downtime and data loss.

Seagate® IronWolf™ Health Management
Using supported IronWolf™ or IronWolf Pro™ hard drives improves overall system reliability by providing you with viable prevention, intervention, and recovery options.