Specifications

• Mfr Part Number: TS-1253BU-RP-4G-US
• Hardware:
  • CPU: Intel Apollo Lake J3455 Processor (1.5GHz, quad-core)
    
  • System Memory: 4GB DDR3L (2x 2GB)
  • Ram slot: 2x SODIMM (MAX. 8GB)
    
  • Flash Memory: 4GB eMMC
    
  • PCIe Slot: 1x PCI-Express 2.0 x2 Slot
    
  • Hard Drive Tray: 12x SATA 6Gb/s, 3Gb/s HDD or SSD; Hot-swappable
    
  • USB: 4x USB 3.0 Ports (Rear)
    
  • LAN Port: 4x Gigabit LAN Ports
    
  • HDMI Output: 1x HDMI Port
    
  • LED Indicator: System Status, HDD,USB, LAN
    
  • Button: Power, Reset
    
  • System Warning: Buzzer
  • Sound Level: Operating low speed - 33.2 dB(A)
    
  • Operating System: QTS 4.3 (embedded Linux)
    
• Networking:
  • TCP/IP (IPv4 & IPv6: Dual Stack)
    
  • Jumbo frame (failover, multi-IP settings, port trunking/NIC teaming)
    
  • DHCP client, DHCP server
    
  • USB Wi-Fi Adapter Support
    
  • Virtual Switch
    • Supports editing the Virtual Switches in Virtualization station
      
    • Supports combining virtual machines and containers to the same Virtual Switch
      
    • Supports NAT (Network Address Translation)
      
    • Supports STP (Spanning Tree Protocol)
      
  • USB QuickAccess
  • WirelessAP Station
    
• Security:
  • Network access protection with auto-blocking: SSH, Telnet, HTTP(S), FTP, CIFS/SMB, AFP
    
  • CIFS host access control for shared folders
    
  • FIPS 140-2 validated AES 256-bit volume-based and shared folder data encryption2
    
  • AES 256-bit external drive encryption
    
  • Importable SSL certificates. Supports certificates from Let's Encrypt
    
  • Instant alerts via email, SMS, beep, push service, and OLED panel
    
  • 2-step verification
• Storage Management:
  • Storage Space Utilization monitoring
  • QNAP flexible Volume/LUN with thin provisioning and space reclaim
    
  • Disk volume types: RAID 0,1, 5, 6, 10, + hot spare, JBOD, single
    
  • Supports storage pools
    
  • Supports Qtier auto-tiering technology
  • Supports snapshots
    • Supports Volume/LUN snapshot
    • Snapshot manager
      
    • Snapshot clone
      
    • Snapshot vault
    • Snapshot replica
      
    • Snapshot agent for Microsoft Windows and VMware vSphere
  • Online volume expansion
    
  • Online storage pool expansion
    
  • Online RAID capacity expansion and online RAID level migration
    
  • SMART data migration
    
  • Storage expansion via QNAP UX-500P/UX-800P expansion units
    
  • JBOD enclosure roaming
  • SSD read-only/read-write cache
    
  • Bad block scan and hard drive S.M.A.R.T.
  • Bad block recovery & RAID recovery
    
  • Bitmap support
• File System:
  • Internal HDD: EXT4
  • External HDD: EXT3, EXT4, NTFS, FAT32, HFS+, exFAT
    
• Form Factor: 2U, rack mountable
  
• Fan: 2x 70mm Fans (12V DC)
  
• Power Supply: ATX 250W (Redundant)
  
• Power Consumption:
  • HDD Sleep: 42.7W
  • Typical Operation: 75.9W
    
• Dimensions: 3.50 x 18.98 x 21.02 inch / 89.0 x 482.0 x 534.0 mm
  
• Weight: 35.58 lbs / 16.14 kg