Synology SA3400D SAN/NAS Storage System

$11,629.51
2 availableas of 09/10/2026

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Secure checkoutISO 9001:2015 and CMMC certifiedFamily owned since 1982

Free shipping on most items when you spend $100 or more.

Real people answer: chat with us, email customerservice@colamco.com, or call 1-800-692-8757, Monday to Friday, 8am to 5pm EST.

Overview

About the Synology SA3400D

SA3400D

Keep services online with efficient high-availability storage

High-availability file and block storage solution | Accessible and convenient

Maintain data availability with an active-passive high availability dual-controller module

Versatile applications

Manage, distribute, and protect data, back up endpoints, and guard physical premises

Fast and efficient

Over 3,500/2,900 MB/s seq. read/write throughput and over 500 TB maximum storage capacity

Built-in High Availability

Keep file sharing services, block storage, backups, and other office applications online with automatic minute-level failover. Defend against operational disruptions with two independent and hot-swappable controllers operating in an active-passive configuration.

Made for demanding environments

The SA3400D is engineered to provide outstanding performance in both NAS and SAN storage roles. Its throughput and random I/O performance support efficient SMB and NFS file serving as well as a range of iSCSI and Fibre Channel block storage applications.

Consolidate your data infrastructure

Manage, protect, and share data with versatile business solutions. Empower team collaboration, sandbox applications, and provide VM storage on a unified platform.

Private cloud management | Efficient and secure folder sharing

View, edit, and share data through desktop, mobile, and web-based applications. Enable user access to shared folders over SMB or NFS and leverage Microsoft AD or LDAP integration for efficient user access and permissions management.

Built-in data protection | Back up PCs, servers, SaaS accounts, and VMs

Consolidate and automate backup tasks for PCs, servers, VMs, SaaS applications, and more with Active Backup Suite. Manage all backup tasks from a central console and quickly restore specific files, entire devices, virtual services, and employee SaaS accounts to keep your business running.

Business productivity solutions | Boost team productivity with collaborative tools

Improve collaboration in the workplace with Synology productivity solutions. Create, edit, and share documents across teams in real time with Synology Office. Host an on-premises mail server with MailPlus, providing web-based email access while retaining full data ownership. And stay connected via secure one-on-one chats, public channels, encrypted private channels, and group conversations in Synology Chat.

Flexible options to meet changing needs

Flexibly scale storage capacity, optimize I/O performance, and meet different network needs with a range of expansion options.

Add storage capacity on demand

Scale server capacity up to 576 TB when your data storage needs increase by adding two 12-bay RXD1219sas expansion units.

Boost network and I/O performance

Add 10/25GbE connectivity with optional add-in cards. Create all-flash storage volumes with SAS SSD for lightening-fast I/O, or boost IOPS and cut down latency on HDD volumes by creating SAS SSD read/write cache volumes.

Performance backed by Synology drives

Engineered to handle intensive workloads, Synology hard drives consistently deliver top-grade performance.

Technical specifications

Technical Specifications of the Synology SA3400D

General Information

General Information specifications
Manufacturer Synology, Inc
Manufacturer Part Number SA3400D
Manufacturer Website Address http://www.synology.com
Brand Name Synology
Product Model SA3400D
Product Name SA3400D SAN/NAS Storage System
Packaged Quantity 1
Product Type SAN/NAS Storage System

Storage

Storage specifications
Number of Hard Drives Supported 12
Number of Solid State Drive Supported 12

Processor & Chipset

Processor & Chipset specifications
Processor Manufacturer Intel
Processor Type Xeon
Processor Model D-1541
Processor Core Octa-core (8 Core)
Processor Speed 2.10 GHz

Memory

Memory specifications
Standard Memory 8 GB
Memory Technology DDR4 SDRAM
Memory Form Factor UDIMM

Network & Communication

Network & Communication specifications
Ethernet Technology 10 Gigabit EthernetGigabit Ethernet

I/O Expansions

I/O Expansions specifications
Number of Total Expansion Bays 12
Number of 2.5" / 3.5" Bays 12
Total Number of Expansion Slots 1
Expansion Slot Type PCI Express 3.0 x8

Controllers

Controllers specifications
Controller Type Serial Attached SCSI (SAS)
RAID Supported Yes
RAID Levels 0, 1, 5, 6, 10, Basic, JBOD, RAID F1

Interfaces/Ports

Interfaces/Ports specifications
Total Number of USB Ports 2
Number of USB 3.0 Ports 2
Network (RJ-45) Yes
Number of Network (RJ-45) Ports 3
Fibre Channel Yes

Software

Software specifications
Operating System DiskStation Manager

Management & Protocols

Management & Protocols specifications
Protocols iSCSICIFSAFPFTPWEBDAVKerberosSMB 1.0SMB 2.0SMB 3.0NFSv3NFSv4NFSv4.1HTTPHTTPSSNMPLDAPCalDAV

Power Description

Power Description specifications
Maximum Power Supply Wattage 500 W
Redundant Power Supply Yes

Physical Characteristics

Physical Characteristics specifications
Height 3.5"
Width 19"
Depth 28.5"
Form Factor Rack-mountable
Rack Height 2U
Weight (Approximate) 43.43 lb

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Accessories

Synology Rail Kit RKS-02

MFG Part # RKS-02Part # 1-2188044UPC # 846504004508

For Server - Rack-mountable

IN STOCK

147 available

$117.22

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Shipping and returns

Free shipping on most items when you spend $100 or more. In-stock items ship on the next open shipment slot. The buy box above shows the live order-by countdown and the estimated arrival date.

Need to send it back? Start a return online with a Request RMA and our team will take care of you. Keep the original packaging. Items must be returned in the condition received.

Questions about shipping or returns? Chat with us, email customerservice@colamco.com, or call 1-800-692-8757, Monday to Friday, 8am to 5pm EST.