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QNAP TS-421U Marvell 2.0GHz/ 1GB RAM/ 2GbE/ 4SATA2/ 2eSATA/ USB3.0/ 4-Bay 1U Rackmount NAS for SMBs

TS-421U QNAP TS-421U Marvell 2.0GHz/ 1GB RAM/ 2GbE/ 4SATA2/ 2eSATA/ USB3.0/ 4-Bay 1U Rackmount NAS for SMBs
TS-421U QNAP TS-421U Marvell 2.0GHz/ 1GB RAM/ 2GbE/ 4SATA2/ 2eSATA/ USB3.0/ 4-Bay 1U Rackmount NAS for SMBs
TS-421U QNAP TS-421U Marvell 2.0GHz/ 1GB RAM/ 2GbE/ 4SATA2/ 2eSATA/ USB3.0/ 4-Bay 1U Rackmount NAS for SMBs
TS-421U QNAP TS-421U Marvell 2.0GHz/ 1GB RAM/ 2GbE/ 4SATA2/ 2eSATA/ USB3.0/ 4-Bay 1U Rackmount NAS for SMBs
*Image may not reflect most recent product revision
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Part#: EN-TS421U
Package: RETAIL
Manufacturer: QNAP
Manufacturer Part#: TS-421U
Shipping Weight: 20.94 lbs.(9.52 kg)

Price: $645.99

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Product Info Reviews Warranty

Product Info:

    Specifications

    • Mfr Part Number: TS-421U
    • CPU: Marvell Processor (2.0GHz)
    • Memory: 1GB DDR3 RAM
    • Flash Memory: 16MB
    • HDD Capacity: 4x 3.5" or 2.5" SATAI/II HDD
    • HDD Tray: 4x Hot-swappable and Lockable Tray
    • LAN Port: 2x Gigabit RJ45 Ethernet Ports
    • LED Indicators: Status, LAN, USB, 4x HDD
    • USB: 2x USB 3.0 Ports, 2x USB 2.0 Ports; Support USB printer, disk, pen drive, USB hub, and USB UPS, etc.
    • eSATA: 2x eSATA Ports (rear)
    • Buttons: Power Button, USB One-Touch-Backup Button, Reset Button
    • Alarm Buzzer: System Warning
    • Operating System: QNAP Firmware v3.8
    • Networking:
      • TCP/IP (IPv4 & IPv6 - Dual Stack)
      • Dual Gigabit NICs with Jumbo Frame
        • Failover
        • Multi-IP Settings
        • Port Trunking/NIC Teaming (Modes - Balance-RR, Active Backup, Balance XOR, Broadcast, IEEE 802.3ad/Link Aggregation, Balance-TLB and Balance-ALB)
      • Service Binding based on Network Interfaces
      • Virtual LAN (VLAN)
      • Proxy Client
      • DHCP Client, DHCP Server
      • Protocols - CIFS/SMB, AFP (v3.3), NFS(v3), FTP, FTPS, SFTP, TFTP, HTTP(S), Telnet, SSH, iSCSI, SNMP, SMTP, and SMSC
      • TFTP Server with PXE Booting
      • UPnP & Bonjour Discovery
      • USB Wi-Fi Adapter Support
    • Security:
      • IP Filter and Policy-based Automatic IP Blocking
      • Network Access Protection with Auto-blocking - SSH, Telnet, HTTP (S), FTP, CIFS/SMB, AFP
      • Encrypted Access - HTTPS, FTP with SSL/TLS (Explicit), SSH/SFTP (admin only), Encrypted Remote Replication between QNAP NAS Servers (Rsync over SSH)
      • CIFS Host Access Control for Shared Folders
      • Antivirus Protection
      • Importable SSL Certificate
      • Instant Alert via E-mail, SMS, Instant Messaging (Windows Live), and Beep
    • Disk Management:
      • Single Disk, JBOD, RAID 0, 1, 5, 5+Hot Spare, 6, 10
      • Online RAID Capacity Expansion & Online RAID Level Migration
      • Bad Block Scan and Hard Drive S.M.A.R.T.
      • Global Hot Spare Drive
      • RAID Recovery
      • Bitmap Support
    • File System:
      • Internal HDD: EXT3, EXT4
      • External HDD: EXT3, EXT4, NTFS, FAT32, HFS+
    • Backup Station:
      • Real-time Remote Replication (RTRR)
        • Works as Both RTRR Server & Client with Bandwidth Control
        • Real-time & Scheduled Backup
        • Encryption, Compression, File Filter, and Transfer Rate Limitation
      • Block-level Remote Replication
        • Works as Both Rsync Server & Client with Bandwidth Control
        • Encrypted Replication between QNAP NAS Servers
      • USB One Touch Backup (Import/Export)
      • Desktop Backup by QNAP NetBak Replicator for Windows
      • Apple Time Machine Support with Backup Management
      • Data Backup to Multiple External Storage Devices
      • Data Backup to Cloud Storage (Amazon S3, ElephantDrive, Symform, and Google Drive)
    • Form Factor: 1U Rackmount
    • Fan: 2x 4cm Quiet Cooling Fans (12V DC)
    • Power Supply:
      • Input: 100-240V, 50/60Hz
      • Output: 250W
    • Power Consumption:
      • Sleep Mode: 12W
      • In Operation: 33W (with 4x 500GB HDD installed)
    • Dimensions (WxDxH): 16.97 x 19.02 x 1.73 inch / 439.0 x 483.0 x 44.0 mm
    • Weight: 14.77 lbs / 6.7 kg
* Product descriptions and part numbers are subject to change, and may not reflect manufacturer product changes. Please check the manufacturer's website and use the item's manufacturer part number to find the most up to date product description.

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