TERRAMASTER U4-500 NAS Storage – 4Bay Core i3 1215U Ultra-Short 1U Rackmount NAS, 8GB DDR5 RAM, Dual 10GbE Ports, Network Attached Storage Peak Performance for Business (Diskless)

Price: $299.99 - $899.99
(as of May 19, 2025 05:39:03 UTC – Details)

Product Description

The video showcases the product in use.The video guides you through product setup.The video compares multiple products.The video shows the product being unpacked. TERRAMASTER U4-500 NAS Server Merchant Video

1 All-in-One Backup Server

2 Powerful Backup Solution

3 Brand-New and Powerful OS

4 Supports TRAID and TRAID+

5 SPC System Security

1 TerraMaster BBS

2 Centralized Backup

3 TerraSync – Data Sync

4 Duple Backup

5 Multi-Layer Protection

1 Applications for Business

2 10GbE for Video Editing

3 Virtualization Server

4 Multimedia Server

5 Platform-Agnostic Access

1 10GbE Interface

2 Big Capacity Volume

3 RAM up to 64GB

4 SSD Cache Acceleration

5 Short Depth Chassis

Integrated Backup Solution with U4-500

The TerraMaster U4-500 NAS storage provides an advanced, integrated backup solution specifically designed for small and medium-sized enterprises. The Business Backup Suite (BBS) integrates seamlessly with the U4-500, featuring components like Duple Backup for off-site disaster recovery, Centralized Backup for centralized data management, TerraSync for cross-device synchronization, CloudSync for cloud-based disaster recovery, and Snapshot for real-time protection against data corruption and ransomware attacks. This combination ensures a versatile and effective backup strategy tailored to diverse business needs.

Powerful Backup Server

The U4-500 NAS enclosure is designed for high-performance backup needs, featuring Core i3-1215U processor with 6 cores and a turbo frequency of up to 4.4GHz. It includes UHD Graphics, 8GB of DDR5 memory, and two 10 Gigabit Ethernet ports, ensuring robust performance. With two M.2 NVMe slots for Hyper Cache acceleration, it enhances disk array efficiency. The U4-500 supports up to 96TB of storage with 4 3.5-inch SATA drives and four USB3.2 10Gbps ports for external expansion options, making it ideal for small to medium-sized businesses.

Streamlined High-Performance Data Handling

The TerraMaster U4-500 NAS server excels in delivering high-speed data handling, crucial for demanding business environments. Equipped with dual 10GbE Ethernet ports, it provides up to 20Gbps bandwidth, achieving sequential write speeds of up to 2090MB/s and 4K random read/write speeds up to 450MB/s. This high throughput is essential for tasks such as video production, database management, and virtualized environments. With its powerful Intel Core i3 processor and advanced storage features, the U4-500 ensures smooth and efficient handling of large datasets, making it ideal for businesses that require rapid data access and reliable performance.

Versatile Storage Options and Advanced OS

The U4-500 network attached storage supports a wide range of storage configurations, including various RAID types (Single, RAID 0, 1, 5, 6, and 10) and TerraMaster’s TRAID/TRAID+ for flexible array management. Users can choose between ext4 and Btrfs file systems and seamlessly expand storage with the TerraMaster USB DAS disk array, offering customized solutions tailored to specific business needs. Running on the latest TOS 6 operating system, the U4-500 features over 40 new features and 370+ enhancements, including a revamped interface, enhanced security measures, and compatibility with the Ubuntu root file system.

Virtualization Tools and Instant Drive Access

The U4-500 NAS server excels in virtualization with tools like Docker Manager and VirtualBox, facilitating efficient project management and a highly adaptable virtualized environment. TOS 6 also provides across-platform file services and robust system-level security protections, supporting various commercial applications. Additionally, TerraMaster TOS 6 offers seamless direct drive mounting, allowing you to insert a hard drive used in other systems, like a Windows PC or external enclosures, directly into any SATA slot of the NAS. The system immediately recognizes the drive’s partitions and data, making everything instantly accessible through the “File Manager” without the need for reformatting or complex setup.

TERRAMASTER High Performance NAS Comparison

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Customer Reviews

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4.0 out of 5 stars 108

2.9 out of 5 stars 10

Price

$899.99$899.99

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$699.99$699.99

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Drive Bays

4

8

4

4

CPU

6-Core Core i3

10-Core Core i7

8-Core Core i3

10-Core Core i5

RAM

8GB (Upgradable to 64GB)

16GB (Upgradable to 64GB)

32GB (Not Upgradable)

8GB (Upgradable to 64GB)

LAN Port

10 GbE Port x 2

10 GbE Port x 2

2.5 GbE Port x 2

10 GbE Port x 2

M.2 SSD Slot

2

2

2

2

USB Host

USB 3.2 (10Gbps) x 4

USB 3.2 (10Gbps) x 4

USB 3.2 (10Gbps) x 2

USB 3.2 (10Gbps) x 3

Max Raw Storage Capacity

96 TB (24TB x 4, RAID 0)

192 TB (24TB x 8, RAID 0)

96 TB (24TB x 4, RAID 0)

96 TB (24TB x 4, RAID 0)

Supported RAID Type

RAID 0/1/5/6/10; TRAID/TRAID+

RAID 0/1/5/6/10; TRAID/TRAID+

RAID 0/1/5/6/10; TRAID/TRAID+

RAID 0/1/5/6/10; TRAID/TRAID+

4K Hardware Transcoding

✔

✔

✔

✔

Power consumption

40W(Access),20W(Hibernation)

90W(Access),29W(Hibernation)

33W(Access), 13W(Hibernation)

46W(Access), 18W(Hibernation)

Mounting Type

Rack Mount (4Bay, 1U)

Rack Mount (8Bay, 2U)

Tabletop (4Bay)

Tabletop (4Bay)

Powerful 12th Gen Processor: The U4-500 1U 4Bay NAS server is equipped with a Core i3-1215U processor (6 cores, 8 threads, up to 4.4GHz turbo) for business-grade performance.
Next-Gen DDR5 Memory: The U4-500 NAS storage possesses an 8GB DDR5 RAM, ensuring smooth multitasking and efficient handling of demanding workloads.
NVMe Accelerated Performance: The U4-500 NAS has dual M.2 NVMe slots with Hyper Cache technology dramatically boost storage efficiency, delivering faster backups and data access – ideal for performance-driven SMBs.
Advanced Hardware Acceleration: Features Intel UHD Graphics (1.1GHz) with AES-NI hardware encryption for secure, accelerated data processing.
Dual 10GbE Network Connectivity: The U4-500 NAS enclosure features dual 10GbE ports with 20Gbps aggregate bandwidth and SMB multichannel support for ultra-fast transfers.
Enterprise-Class Storage Performance: This 1U rack mount backup server delivers 2090MB/s sequential writes and 450MB/s 4K random IOPS – ideal for 4K video production and virtualization.
Flexible RAID Configurations: The 4-bay NAS supports RAID 0/1/5/6/10, TRAID, and TRAID+ for online capacity expansion without downtime.
High-Density Storage Capacity: The 4-bay 1U rack design supports up to 96TB (4×24TB HDDs) with hybrid SSD/HDD support for tiered storage.
Professional File System Options: Choose between EXT4 for stability or Btrfs for advanced data protection with snapshots and checksums.
Comprehensive Backup Suite: Includes TERRAMASTER BBS with Centralized Backup for data consolidation, TerraSync for server and PC synchronization, Duple Backup for off-site recovery, CloudSync for cloud recovery, and Snapshot for ransomware protection.