U16-725 Plus
U16-725 Plus

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U16-725 Plus

16-Bay High-Density Enterprise Rackmount NAS

Built for massive data storage, high-density archiving, and demanding enterprise workloads.

$9,999.00
$9,999.00 
0% off

Powerful 8-Core Xeon Performance: Powered by the Intel® Xeon® D-2733NT processor with 8 cores, 16 threads, AVX-512, AI acceleration, and hardware encryption.

Up to 480TB Raw Capacity: Sixteen hot-swappable drive bays support up to 30TB per drive for high-density enterprise storage and long-term data archiving.

Scalable to 1.4PB: Expand with up to two additional U16-725 Plus units to accommodate rapidly growing media libraries, backup data, and research datasets.

50Gbps Total Network Bandwidth: Four 10GbE SFP+ and two 5GbE ports support link aggregation, load balancing, and network failover.

High-Speed Enterprise Throughput: Delivers sequential read speeds up to 6,250MB/s and write speeds up to 3,480MB/s for large-file transfers and multi-user workflows.

ECC Memory, Expandable to 1TB: Includes 16GB DDR4 ECC memory with eight DIMM slots, supporting virtualization and high-concurrency workloads.

Flexible NVMe and PCIe Expansion: Three M.2 PCIe 4.0 NVMe slots and PCIe expansion support SSD acceleration, high-speed networking, and additional enterprise capabilities.

Enterprise Data Protection: Snapshots, HyperLock-WORM, encrypted synchronization, centralized backup, and an optional redundant power supply help protect critical data and maintain service continuity.

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U16-725 Plus

Enterprise Storage Server

Product Features

8-core 16-thread Xeon D Processor

High Scalability

The U16-725 Plus is a 3U rackmount unified storage server designed for massive data storage, high-density archiving, and large-scale enterprise operations. Featuring a 16-bay hot-swappable storage architecture with a maximum raw capacity of 480 TB, it is powered by the Intel Xeon D-2733NT 8-core 16-thread processor, 16 GB DDR4 ECC memory, and the AI-native TOS7 operating system. It provides a one-stop solution for media asset archiving in film/TV production, massive dataset storage for R&D, and enterprise-grade cold data backup and disaster recovery. A single device can manage the full lifecycle of massive data, significantly reducing rack space occupancy and long-term storage costs.

Sequential Throughput (High)

Sequential Read: 6250 MB/s¹

Sequential Write: 3480 MB/s

4 KB Random IOPS

Read: 945,063 IOPS¹

Write: 94,505 IOPS

High-Concurrency Business Workload

SMB Connections: 500+¹

4K Video Editing Workstations: 60+

High Performance

Intel Xeon D-Series Processor

Powered by Intel Xeon D-2733NT (8 cores, 16 threads, 2.1 GHz base / 3.2 GHz turbo), featuring native AVX-512 instruction set, DL Boost AI hardware acceleration, and AES hardware encryption engine.

16 GB DDR4 ECC Memory

16GB DDR4 ECC Memory, 8 DIMM Slots, 4-Channel Memory Architecture, Up to 1TB

High-Speed Cache Architecture

3x M.2 2280 PCIe4.0, significantly reducing mechanical HDD I/O pressure.

High Reliability

High-Speed Network Architecture

4×10GbE SFP+ Ports + 2×5GbE RJ45 Ports, total aggregated bandwidth of 50 Gbps (Network Bandwidth: 50GbE Total Network Bandwidth. Storage Performance: Up to 6,250 MB/s Sequential Read) to ensure high-speed business connectivity.

Network Stability

Ports support Link Aggregation bonding, enabling failover and load balancing.

Fine-Grained Network Control

Bandwidth control policies can be configured according to business scenarios to ensure the efficiency of core services.

Optional Redundant Power Supply

Help maintain service continuity with redundant power protection.

High Scalability for Various Business Scenarios

Multiple Expansion Ports

2×PCIe4.0 x8 + 1×PCIe3.0 x8 + 1×PCIe4.0 x4, allowing flexible expansion with 25GbE NICs and SAS HBA adapters.

Capacity Expansion

Supports capacity expansion with up to 2 U16-725 Plus units, reaching a maximum capacity of 1.4 PB.

Providing Reliable Storage Experience for Enterprises

Easy-to-Use File Management

The brand-new file management program meets the file management and access needs of different departments and roles. The new split-view mode, tabbed browsing, and custom sharing make file management both effortless and secure.

Supports Multiple Access Methods

You can access via the TerraMaster APP client TNAS mobile, the desktop client, or a web browser.

Cross-Platform Data Storage

Supports multiple file services: SMB, SFTP/FTP, iSCSI, NFS, WebDAV, meeting the needs of different cross-platform services.

Meeting the Data Synchronization Needs of Different Enterprises

Efficient and Secure Cloud Data Synchronization

Supports data synchronization with major domestic and international cloud drives such as Google Drive, OneDrive, Amazon S3, Dropbox, Baidu Cloud, and S3 protocol, with support for custom schedules and encrypted transmission, enabling cross-platform and cross-region data exchange and resource sharing.

Cross-Device Data Synchronization

TerraSync enables cross-platform and cross-device synchronization, supporting two-way sync, one-way upload, and one-way download. The two-dimensional automatic cleanup technology provides intelligent file version control.

BBS Full-Scenario Backup Solution

Using different components of BBS, you can back up various endpoints—Windows, Mac, Linux, or virtual machines—and implement diversified backup strategies such as employee computers, file servers, and virtual machines.

Flexible Combination for Full-Scenario Deployment

Different application scenarios, enterprise sizes, or security level requirements allow flexible and free combination of core applications to achieve diversified backup strategies.

Simple and Efficient Deployment

BBS features a graphical user interface throughout, with simple configuration and high deployment efficiency, reducing your management and operational costs.

Robust and Secure

Global LTS encryption technology provides multiple security strategies combining proactive and protective measures to meet the data security needs of different organizations.

Multiple Security Technologies to Protect Enterprise Data

SPC ensures that all executable programs running in the system are legitimate and authorized by the user, thereby enhancing system security and reducing the risk of user data being attacked by hackers or ransomware.

Write Once, Read Many – files cannot be deleted, modified, or renamed. Prevents data from being accidentally altered or tampered with. Suitable for specific applications such as court cases, medical records, financial securities, and corporate financial data.

Sets snapshot policies for shared folders or iSCSI LUNs, enabling rapid data restoration after a disaster.

Creates snapshots of the entire file system on the TNAS device, preventing data loss caused by accidental operations or ransomware attacks.

AI-Native for Enhanced Collaboration Efficiency and Reduced Ops Costs

Native AI for Full-Scenario Automation

TOS7 has been completely revamped at the underlying architecture, with 500+ standardized atomic APIs and native CLI tools, empowering full-scenario AI automation and achieving a disruptive "evolution" of the AI smart butler, which not only improves collaboration efficiency but also effectively reduces operational costs.

Office Online Collaboration

Supports online editing of Office files, including Word, Excel, PPT and other formats.

Inverted Index Technology for a New Search Experience

Combines kernel awareness + asynchronous cache dual acceleration, improving indexing and retrieval precision by 120% and query speed by 10 times compared to the previous generation.

Intelligent Ops Butler

AI-driven system monitoring and fault prediction, automatic resource allocation optimization, reducing Ops workload by 90%, making IT management simpler and more efficient.

Large-Scale Film/TV Media / Post-Production Studio – Media Archiving Hub

1. Supports 60–100 editing workstations with smooth multi-track editing without lag; 

2. Archives and manages massive media assets including 2000 4K movie masters and years of project files in one stop; 

3. RAID6 dual-disk fault tolerance protects finished projects, and 10GbE high-speed delivery ensures fast project handover and archival.

16-bay supports 480 TB capacity

Native 10GbE network

Supports 3 NVMe cache drives

TOS7 AI-Native System

SMB Centralized Backup and Cold Archiving Center for Massive Data

1. Serves as a unified backup and cold archiving target for all endpoints, business VMs, office systems, and branch offices; 

2. TerraSync enables bidirectional remote synchronization across devices.

Powerful Hardware Performance

Native 10GbE network

Snapshot anti-tamper protection

Supports remote synchronization

R&D / Data Lab – Massive Dataset Storage Platform

1. A single device can store massive training samples and years of raw R&D datasets, enabling one-stop archiving and management of massive datasets; 

2. Scheduled dataset backups to fully retain original R&D data.

8-Core Xeon D Processo

16-bay 480 TB Massive Capacity

Supports up to 1 TB large memory expansion

TOS7 AI-Native System

High-Density Virtualization Enterprise – Unified Storage and Backup Platform

1. Centralized storage for documents, contracts, and drawings for 120–200 employees, with 13 permission levels to isolate departmental data; 

2. Single device consolidates multiple VMs for OA, ERP, Web, and surveillance; 

3. 480 TB massive storage; 

4. Automatic backup of all office endpoints and VMs, with automatic alert and repair for disk and network anomalies, reducing IT Ops pressure.

16-bay supports 480 TB capacity

Native 10GbE network

Snapshot, HyperLock-WORM anti-tamper

Supports remote synchronization

1. Test Conditions:

1) Laboratory environment; results may vary depending on test conditions; actual performance should be based on real-world testing.

2) Intel Xeon D-2733NT / 1 TB DDR4 ECC / 16 x HDD (SEAGATE exos x24) / 3 x NVMe SSD (PCIe4.0 x4) / Network aggregation mode / RAID6 / TOS7.

3) Sequential throughput: FIO 1 MB block size, pure sequential read/write, SNIA enterprise storage large-file standard.

4) 4 KB random IOPS: FIO 4 KB block.

5) File concurrency: FSCT enterprise file stress testing tool (SMB/NFS).

  • SPECIFICATION

Processor Model

Intel Xeon D-2733NT 

Processor Architecture

x86-64-bit

Processor Frequency

8 Cores / 16 Threads
2.1 GHz Base / Up to 3.2 GHz Turbo

CPU Single-Core Score

/

Hardware Encryption Engine

Support

System Memory

16 GB ECC DDR4 UDIMM 

Pre-installed Memory Module

16 GB ECC DDR4 UDIMM (16 GB)

Total Memory Slot Number

8 (ECC DDR4 UDIMM) 

Maximum Supported Memory

1TB ECC DDR4 UDIMM

Disk Slot Number

16

Compatible Drive types

3.5" SATA HDD 
2.5" SATA HDD

2.5" SATA SSD

Maximum Internal Raw Storage Capacity

480 TB (30 TB x 16) (Capacity may vary by RAID types)

Drive Hot Swap

Support

Note

. Hard drive vendors will release their latest models of hard drives, and Maximum internal raw storage capacity may be adjusted accordingly. 

. The maximum single volume size is not directly related to the maximum raw capacity.

Internal Drive

Btrfs, EXT4

External Drive

EXT3, EXT4, NTFS, FAT32, HFS+, BTRFS

RJ-45 2.5GbE Network Jack

/

RJ-45 5GbE Network Jack

2

RJ-45 10GbE Network Jack

/

SFP+ 10GbE Network Jack

4

USB3.1 Host Port

USB 3.2 Gen 1 Type-A ×2 (5Gbps)
USB 3.2 Gen 2 Type-C ×2 (10Gbps)

USB2.0 Host Port

2

Console interface

1

HDMI

/

VGA

1

PCIe Slots

3*PCIE X8（1*PCIE4.0 X8;1*PCIE3.0 X8; 1*PCIE4.0 X4）

M.2 2280 NVMe Slot

3 (PCIe 4.0 x4）

Size (H*W*D)

136 x 440 x 664 mm

Packaging Size (H*W*D)

285 x 585 x 800 mm   

Weight

Net Weight: Kg  Gross Weight: Kg

System Fan

120 x 120 x 38mm 3PCS

Fan Mode

Smart, High speed, Middle speed, Low speed

Noise Level

43.0 dB(A) （Using 2 SATA HDDs/SSDs in standby mode; Test environment noise: 17.3dB(A); Test distance: 1m）

Power Supply

800 W

Redundancy Power Supply

optional

AC Input Voltage

100V - 240V AC

Current Frequency

AC Frequency: 50/60 Hz

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