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TerraMaster U4-423 NAS

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.

Product Highlights
  • Excellent Performance: This is a high-performance storage solution for iSCSI virtual storage and database service for SMB users. It uses an Intel Celeron N5105/5095 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 Ideal Choice for SMB’ Data Management: 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.
  • Higher Transmission Speed: 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.
  • High Speed Network and Flexible Extension: The U4-423 is configured with two 2.5 GbE interfaces. 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. To meet performance enhancement expansion requirements, the memory can be extended to as large as 32 GB.
Technical Specifications
  • Processor Model: Intel® Celeron® N5105/N5095
  • Processor Architecture: X.86 64-bit
  • Processor Frequency: Quad Core 2.0 GHz (Max burst up to 2.9 GHz)
  • Hardware Encryption Engine: √
  • Hardware Transcoding Engine: H.265 (HEVC), MPEG-4 Part 2, MPEG-2, VC-1; maximum resolution: 4K (4096 x 2160); maximum frame rate per second (FPS): 60 Memory
  • System Memory: 4GB
  • Pre-installed Memory module: 1
  • Total Memory Slot Number: 2
  • Maximum Supported Memory: 32 GB (16 GB + 16 GB)
  • 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 x 4) (Capacity may vary by RAID types)
  • Max Single Volume: 108TB
  • Drive Hot Swap: √
  • Size: 440 x 362x 45 mm
  • Packaging Size: 545 x 453 x 95 mm
  • Weight: 4.2 Kg Gross Weight: 6.1 Kg
  • System Fan: 40 x 40 x 28mm 3PCS
  • Fan Mode: Smart, High speed, Middle speed, Low speed
  • Noise Level: 32.4 dB(A) (Fully loaded Seagate 4TB ST4000VN008 hard drive(s) in idle state)
  • Power Supply: 90 W
  • AC Input Voltage: 100V - 240V AC
  • Current Frequency: 50/60 Hz, single frequency