QNAP 

QNAP NAS TDS-h2489FU-4309Y-64G-US 2U 24Bay 64GB DDR4 Dual Silver4309Y 3.6GHz

Mfg Part Number:  TDS-H2489FU-4309Y-64G-US  
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Price: $13,167.82 + Free Shipping
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In Stock: 1
Last Updated: Feb 21, 2026
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Featuring dual Intel® Xeon® Silver 4300 processors and 24 U.2 NVMe Gen 4 x4 SSD bays, the QNAP's flagship NVMe all-flash storage TDS-h2489FU delivers high random read/write IOPS for tackling I/O-intensive and latency-sensitive applications. The ZFS-based QuTS hero operating system supports inline data deduplication and compression for reducing I/O and SSD storage consumption, which significantly extends SSD lifespan with a higher price-performance ratio for all-flash storage arrays. Coupled with near-unlimited snapshots, real-time SnapSync, and QSAL (QNAP SSD Antiwear Leveling), the TDS-h2489FU meets your requirements for modern data centers, virtualization, and mission-critical backup/restore tasks.

  • Optimized SSD performance and lifespan

    Inline data deduplication and compression, Pool Over-provisioning, and TRIM maximize SSD performance and lifespan.

  • 25GbE & 2.5GbE connectivity

    Dual 25GbE SFP28 and quad 2.5GbE RJ45 high-speed connectivity accelerates virtualization, intensive file access, and large backup/restoration tasks.

  • High-speed PCIe Gen 4 slots

    Allows for installing 10/25/40/100GbE adapters, QM2 cards, or Fibre Channel cards to increase application performance.

  • Virtualization applications

    Supports virtualization storage and hosting virtual machines and containerized apps.

  • Cloud storage gateway

    Realizes hybrid cloud applications by working with the cache space reserved on NAS to ensure low-latency data access to the cloud.

  • Flexible storage expansion

    Scalable design to grow with your business by connecting SAS 12Gb/s expansion enclosures for up to petabyte-scale storage capacity.

Build high-performance storage infrastructure for IOPS-demanding applications

  • Virtualization

    Eliminates storage bottlenecks for unstructured data and I/O intensive workloads; ideal for server virtualization and virtual desktop infrastructure (VDI).

  • Data Centers

    Delivers ultra-low latency and high IOPS performance, providing response times within microseconds for data centers that host significant business-critical systems and data.

  • Media and Entertainment (M&E) production

    Satisfies smooth 4K/8K media streaming and post-production, empowering multimedia workflows with faster data transfer, access, and backup for boosted efficiency.

Main Specification
General Information
Manufacturer QNAP Systems
Manufacturer Part Number TDS-H2489FU-4309Y-64G-US
Manufacturer Website Address http://www.qnap.com
Brand Name QNAP
Product Model TDS-H2489FU-4309Y-64G
Product Name TDS-H2489FU-4309Y-64G SAN/NAS Storage System
Product Type SAN/NAS Storage System
Storage
Number of Hard Drives Supported 24
Number of Hard Drives Installed 0
Number of Solid State Drive Supported 24
Number of Solid State Drive Installed 0
Flash Memory Capacity 5 GB
Processor & Chipset
Number of Processors Installed 2
Processor Type Xeon Silver
Processor Model 4309Y
Processor Core Octa-core (8 Core)
Processor Speed 2.80 GHz
Memory
Standard Memory 64 GB
Memory Technology DDR4 SDRAM
Network & Communication
Ethernet Technology 25 Gigabit Ethernet
Ethernet Technology 2.5 Gigabit Ethernet
I/O Expansions
Number of Total Expansion Bays 24
Number of 2.5" Bays 24
Total Number of Expansion Slots 4
Expansion Slot Type PCI Express 4.0 x8
Expansion Slot Type PCI Express 4.0 x16
Expansion Slot Type SFP28
Controllers
Controller Type NVMe
Controller Type Serial ATA/600
RAID Supported Yes
RAID Levels 0, 1, 5, 6, 10, 50, 60, JBOD
Interfaces/Ports
Total Number of USB Ports 4
Number of USB 3.2 Gen 1 Ports 4
Network (RJ-45) Yes
Number of Network (RJ-45) Ports 4
Software
Operating System QuTS hero h5.0.0
Management & Protocols
Protocols TLS
Protocols CIFS/SMB
Protocols FXP
Protocols NFS
Protocols IPv4
Protocols SSH
Protocols SFTP
Protocols PPTP
Protocols iSCSI
Protocols SSL
Protocols Telnet
Protocols AFP
Protocols FTPS
Protocols DHCP
Protocols DDNS
Protocols HTTP
Protocols HTTPS
Protocols RSync
Protocols IPv6
Protocols WEBDAV
Protocols SNMPv2
Protocols FTP
Protocols IPSec
Protocols TFTP
Protocols L2TP
Protocols LDAP
Power Description
Number of Power Supplies Installed 2
Maximum Power Supply Wattage 1200 W
Redundant Power Supply Yes
Physical Characteristics
Height 3.5"
Width 17.6"
Depth 28.1"
Form Factor Rack-mountable
Rack Height 2U
Weight (Approximate) 46.98 lb
Miscellaneous
Package Contents
  • TDS-H2489FU-4309Y-64G SAN/NAS Storage System
  • 1 x Ethernet Cable
  • 2 x Power Cords
  • 2 x Flat Head Screws (for M.2 SSD)
  • 96 x Flat Head Screws (for 2.5" HDD)
  • Hard Disk Tray Key
  • Quick Installation Guide (QIG)
Warranty
Limited Warranty 5 Year

Connector Cables

QNAP (CAB-NIC40G30M-QSFP)
QSFP DAC CBL
$189.67
$162.54

Hard Drive Adapters

Host Bus Adapters

Modules

Network Interface Cards

RAM Modules

Rack Equipment

SCSI/RAID Controllers

Serial/Ultra ATA Controllers

WARNING:: The plastic used in cable products can expose you to lead and lead components, chemicals known to the State of California to cause cancer, birth defects, or other reproductive harm. For more information go to www.P65Warnings.ca.gov
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