add wishlist show wishlist add compare show compare preloader

Synology UC3400 RackStation


In StockIn StockRequest For Quotation/Make a Pre-Order
Tax included. Shipping calculated at checkout.

(Optional Accessories / HDD / SSD (Quote for more information) SATA expansion unit RAM Module Rail Kit Sliding Network Upgrade Module Ethernet Adapter Surveillance Device License Enterprise-Grade SAS HDD 3.5"  ... Read more

Vendor: SynologySKU: UC3400N/ATags: Network Access Storage, Storage, Synology

(Optional Accessories / HDD / SSD (Quote for more information)

  • SATA expansion unit
  • RAM Module
  • Rail Kit Sliding
  • Network Upgrade Module
  • Ethernet Adapter
  • Surveillance Device License
  • Enterprise-Grade SAS HDD 3.5"



Dual Controller Module:

  • Ensure interruption-free iSCSI and FC services

High Performance:

  • Over 180,000 4K Random Write IOPS
  • Up to 576 TB of storage capacity


  • Full support for mainstream virtualization systems
  • Certified for VMware, vSphere, Microsoft Hyper-V, Citrix XenServer, and OpenStack

Reliability and High Availability:

  • Active-active dual controllers for zero downtime in case of controller failure
  • Non-transparent bridge (NTB) for inter-domain communication and enhanced in-flight data protection

Active-Active SAN with Enterprise-class Performance:

  • Designed for mission-critical environments
  • Supports Fibre Channel (FC) and iSCSI protocols

Flexible Network Options:

  • Boost network capabilities from 10GbE and dual 1GbE RJ-45 ports
  • Option to upgrade to 10/25 Gb Ethernet cards or 16 Gb Fibre Channel host bus adapters on each controller

Built-in Data Protection and Security:

  • Snapshot protection for enhanced data security
  • Support for self-encrypting drives

Storage Expansion:

  • Expand storage capacity up to 576 TB with Synology RXD1219sas Expansion Units

Performance Backed by Synology Drives:

  • Leverage high sustained performance and reliability with Synology enterprise-grade drives
  • 5-year warranty for peace of mind

UC3400 Technical Specifications:


  • Number of Controller Module: 2
  • CPU Model: Intel Xeon D-1541
  • CPU Quantity: 1 (per controller)
  • CPU Frequency: 8-core 2.1 (base) / 2.7 (turbo) GHz


  • System Memory: 8 GB DDR4 ECC UDIMM (per controller)
  • Total Memory Slots: 4 (per controller)
  • Maximum Memory Capacity: 64 GB (16 GB x 4) (per controller)


  • Drive Bays: 12
  • Maximum Drive Bays with Expansion Unit: 36 (RXD1219sas x 2)
  • Compatible Drive Type: 2.5” dual-port SAS SSD, 3.5” dual-port SAS HDD
  • Hot Swappable Drive: Yes

External Ports:

  • RJ-45 1GbE LAN Port: 2 (with Link Aggregation / Failover support) (per controller)
  • RJ-45 10GbE LAN Port: 1 (per controller)
  • PCIe Expansion: 1 x Gen3 x8 slot (x8 link) (per controller)

File System:

  • Internal Drives: Btrfs


  • Size (Height x Width x Depth): 88 mm x 430.5 mm x 692 mm
  • Size (with server ears): 88 mm x 482 mm x 724 mm
  • Weight: 19.7 kg
  • Rack Installation Support: 4-post 19" rack (Synology Rail Kit - RKS-02)


  • Operating Temperature: 0°C to 35°C
  • Storage Temperature: -20°C to 60°C
  • Relative Humidity: 5% to 95% RH




  • 5 Years

Package Contents:

  • Main Unit x 1
  • Accessory Pack x 1
  • AC Power Cord x 2
  • Quick Installation Guide x 1

Optional Accessories:

  • DDR4 ECC UDIMM, Expansion Units, Enterprise Series SAS HDDs, Network Interface Cards, Rail Kit

Synology stands behind the UC3400 with a 5-year limited warranty, providing responsive technical support and hardware replacement services for a robust and reliable data management experience. Elevate your storage capabilities with UC3400.



Shipping/Delivery Method Cost  Lead Time Delivery Period
Self Collection Free   2 Working Days  Monday to Saturday
Standard Shipping Orders below $800 = $15 5 Working Days Monday to Friday
     Orders above $800 = FREE


For Self Collection, Please call our customer service hotline (+65 6262 0402) prior to coming down. Our store is located at 2 Gambas Crescent #06-21,
Nordcom II, Singapore 757044

Delivery/ self collection may take a longer time to reach you during this time and throughout campaigns and festive season.

All goods purchased from can only be delivered to addresses within Singapore main island. We are unable to deliver to Jurong Island, Army Camps, Changi Airport, Tuas, Fisher Ports and etc.

We do not deliver outside Singapore or to post office boxes.

For products fulfilled by external vendors (Backorder), please refer to the individual product listing for more shipping information.

For more information, you may reach us via email to

Not enough items available. Only [max] left.
Browse WishlistRemove Wishlist
Shopping cart

Your cart is empty.

Return To Shop

Add Order Note Edit Order Note
Estimate Shipping
Add A Coupon

Estimate Shipping

Add A Coupon

Coupon code will work on checkout page

Synology UC3400 RackStation