TerraMaster New 4bay Short Depth Rackmount NAS U4-423
The 4-Bay U4-423 is suitable for SMB users who need high-performance storage solutions. High performance means that users can easily handle high-load assignments, while multiple business-level backup solutions guarantee user’ data safety and prevent the potential risk of data loss. This is a high-performance storage solution for iSCSI virtual storage and database service for SMB users. It uses an Intel Celeron N5095 quad-core processor with 2.0 GHz and maximum turbo to 2.9 GHz. It is integrated with a GPU graphics card, AES NI hardware encryption, and equipped with two 2.5 GbE interfaces and 4 GB DDR4 dual-channel memory (expandable up to 32 GB). The U4-423 can deal with high-load workflow and a high level of concurrent user access. Rapid document storage and management are facilitated by high-speed document retrieval, efficient transmission performance, and rich TerraMaster disaster backup and recovery solutions.
Built for Home Multimedia and Backup Center
TerraMaster has a new model of 4-bay U4-423 short depth rackmount NAS with dual 2.5GbE interfaces which provides a network bandwidth up to 5 Gb via link aggregation and up to 88TB storage space. TerraMaster U4-423 adopts 1U rackmount case with a depth of only 360mm (14.17 inches) weighs merely 3.2kgs, which is applicable to most 2-column cabinets and wall-mounted small cabinets with simple installation. The U4-423 is configured with two 2.5 GbE interfaces, supporting 2.5 GbE high-speed network bandwidth. The transmission speed can reach 283 MB/s (Seagate IronWolf 18TB x 4, RAID 0) . Link Aggregation provides a network bandwidth up to 5 Gb, thus providing a cost-effective solution for multi-user and high-concurrent file access. Link Aggregation provides a network bandwidth up to 5 Gb. The built-in M.2 NVMe slot realizes SSD cache acceleration and significantly increases the storage efficiency of the disk array.
Small in size and easy to deploy, occupying less space and energy
Space-saving: TerraMaster U4-423 has a shorter chassis depth and takes up less rack space than traditional NAS, which is very useful for environments with limited space, such as home basements, small offices, computer rooms, etc. Easy to deploy: Due to its small size and weight, TerraMaster U4-423 is easy to deploy and install in smaller racks or cabinets, and it can also be more convenient for maintenance and management, such as media production, security monitoring, etc. Energy saving: Compared with large NAS devices, TerraMaster U4-423 has lower power consumption, which saves more energy and operating costs. The U4-423 adopts 1U Rackmount case with a depth of only 360mm (14.17 inches) and weighs merely 3.2kgs, which saves a lot of space. It features simple installation without any rail, it is applicable to most 2-column cabinets and wall-mounted small cabinets, and can be used in a machine room, storage room, staircase, office along with a plethora of other places. Suitable for small office users. With a high-quality silent fan and specially optimized internal structure, the U4-423 maintains relatively low noise level when working conditions at full load.
Multiple Backup Solutions Included
Integrated with multiple backup applications, the U4-423 uses visual user interfaces and reliable storage technologies to protect your precious data.
Centralized Backup: Backups for virtual machines, employees’ PCs, and file servers are managed centrally, facilitating the rapid restoration of data after an incident.
Duple Backup: To provide several offsite backup versions, Duple Backup offers advanced data protection by backing up files to another remote TNAS, file server, or cloud drive.
Snapshot: Take continuous snapshots of your folders or iSCSI LUNs by enabling snapshot schedule. When a disaster occurs, it can roll back to points-in-time and restore to the last backup, ensuring your data is well protected.
CloudSync: Back up your data to a mainstream cloud drive to provide remote backup versions, making your data more secure.
High-speed multimedia storage and streaming media playback
Users can store multimedia files such as audio, video and pictures in TerraMaster U4-423, and use professional multimedia server software to stream these files to other devices through the 2.5GbE high-speed interface, such as smart TVs, game consoles, mobile phones, etc., to form a family multimedia center.
Support Larger Storage Space Expansion
With the latest TerraMaster TOS 5.1 system, U4-423 supports the TerraMaster USB storage series to connect to the NAS through the USB interface, and supports the creation of arrays and storage pools to greatly expand the storage space. For example, an external 6bay 10Gbps USB3.2 hard disk box D6-320 can provide up to 132TB of additional storage capacity of TerraMaster U4-423.
Superior storage technology and optimized snapshot technology are the cornerstones of the Btrfs file system, which is what TerraMaster’s U4-423 relies on for advanced data protection, the prevention of data corruption, and minimal maintenance expenses. This file system promotes high data integrity while promoting flexibility and efficiency in the areas of data protection and recovery. The btrfs file system features data recovery capabilities at the file or folder level for faster data recovery and greater flexibility for businesses.
| U4-423 1U Rackmount | |
| Processor Model | Intel® Celeron® N5095 |
| Processor Architecture | X.86 64-bit |
| Processor Frequency | Quad Core 2.0 GHz (Max burst up to 2.9 GHz) |
| CPU Single-Core Score | / |
| Hardware Encryption Engine | √ |
| Hardware Transcoding Engine | H.264, H.265, MPEG-4, VC-1;maximum resolution: 4K (4096 x 2160); maximum frame rate per second (FPS): 60 |
| Memory | |
| System Memory | 4GB |
| Pre-installed Memory module | 4GB (1 x 4GB) |
| Total Memory Slot Number | 2 (DDR4 SODIMM) |
| Maximum Supported Memory | 32 GB (16GB+16GB) |
| Note | TerraMaster reserves the right to replace memory modules with the same or higher frequency based on supplier’s product life cycle status. Rest assured that the compatibility and stability have been strictly verified with the same benchmark to ensure identical performance. |
| Storage | |
| Disk Slot Number | 4 |
| Compatible Drive types | 3.5″ SATA HDD |
| 2.5″ SATA HDD | |
| 2.5″ SATA SSD | |
| Maximum Internal Raw Storage Capacity | 80TB (20TB x4) (Capacity may vary by RAID types) |
| Drive Hot Swap | √ |
| 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. | |
| File System | |
| Internal Drive | Btrfs, EXT4 |
| External Drive | EXT3, EXT4, NTFS, FAT32, HFS+ |
| External Ports | |
| RJ-45 1GbE Network Jack | / |
| RJ-45 2.5GbE Network Jack | 2 |
| RJ-45 10GbE Network Jack | / |
| SFP+ 10GbE Network Jack | / |
| USB3.1 Host Port | 2(10Gbps) |
| USB2.0 Host Port | / |
| COM | / |
| HDMI | 1 |
| VGA | / |
| PCIe Slots | / |
| M.2 2280 NVMe Slot | 1 |
| Appearance | |
| Size (H*W*D) | 45*440 *360 mm |
| Packaging Size (H*W*D) | 95*545 *453 mm |
| Weight | 6.8 kg |
| Others | |
| System Fan | 40 x 40 x 28mm 3PCS |
| Fan Mode | Smart, High speed, Middle speed, Low speed |
| Noise Level | |
| Power Supply | 90W |
| Redundancy Power Supply | / |
| AC Input Voltage | 100V – 240V AC |
| Current Frequency | 50/60 Hz, Single frequency |
| Power Consumption | 35.2W(Fully loaded Seagate 4TB ST4000VN008 hard drive(s) in read/write state) |
| 13.9 W (Fully loaded Seagate 4TB ST4000VN008 hard drive(s) in hibernation) | |
| Limited warranty | 2 years |
For more information, please visit the product links below:
TerraMaster U4-423:
https://www.terra-master.com/global/products/smallmedium-businesses-nas/u4-423.html
Amazon Link with the Price MSRP: $699.99
Follow TerraMaster on social media:
Facebook: https://www.facebook.com/terramasterofficial
Twitter: https://twitter.com/TerraMasters
LinkedIn: https://bit.ly/3wKrjmr
YouTube: https://bit.ly/3dMXGIK
About TerraMaster
TerraMaster is a professional brand that focuses on providing innovative storage products, including network attached storage and direct attached storage that has become increasingly popular in over 40 countries and regions. The brand has been developing storage technology for 10 years, addressing the needs of customers such as home users, small/medium businesses, and enterprises.
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