Lowest Price $224.99 Compare Synology DS411+II prices
Warranty 3 years limited


RJ45 Ports1 x 10/100/1000M
USB Ports2 x USB2.0
eSATA PortsYes
Other Ports1 x VGA


Drive Bays4
Hard Disk Interface4 x SATA
Hard Disk Size4TB
Rotational Speed7200RPM


High Performance

110.73 MB/sec Reading 105.48 MB/sec Writing

Easy Setup and Management

Running on Synology DiskStation Manager (DSM)

Flexible RAID Management

Hard Drive Hibernation

Complete Backup Solutions

Full-featured Business Applications

Windows ADS and ACL Supported

Energy Efficient Design - Power-saving with only 60W in Operation

Form Factor

Dimensions 9.06" x 7.24" x 6.61"
Weight 4.92 lbs. lbs
Form Factor Desktop


Data Link Protocol
Network Interface Controller
DLNA Certified Yes


Standards IEEE 802.3, IEEE 802.3u
Supported Protocols Networking Protocols: CIFS, AFP, FTP, iSCSI, Telnet, SSH, NFS, SNMP
Download Protocols: BT/HTTP/FTP/NZB/eMule
Printer Protocols: LPR, CIFS, AppleTalk
Processor 1.8GHz, Dual Core
Memory DDR2 1GB
LEDs Power:(Blue)
System busy: (Yellow)
System alert : Redundant power or system fan failure (Red)
HDD 1-16 Activity/Fail (Green/Red)
Power 100-240 VAC 50/60Hz
Temperature Operating Temperature: 5°C to
Humidity 5-95% R.H


Operating System Microsoft Windows XP or newer.
Mac OS X 10.4 or newer.
Linux: Redhat 9, Enterprise 4/5, Gentoo, Mandrake 10, Devian 4, FedoraCore 6/5, OpenSUSE 10.3
Management Volume Management
- Synology Hybrid RAID
- MAX iSCSI Target / LUN: 32 / 256
- Volume Type: Basic, JBOD, RAID 0, RAID 1, RAID 5, RAID 5+Spare, RAID 6, RAID 10
- RAID Migration: from Basic to RAID 1, Basic to RAID 5, Basic to RAID 5+Spare, RAID 1 to RAID 5, RAID 1 to RAID 5+Spare, RAID 5 to RAID 5+Spare, RAID 5 to RAID 6
- Expand RAID 1, RAID 5, RAID 5+Spare or RAID 6 with Larger Hard Drives
- Expand RAID 5, RAID 5+Spare or RAID 6 by adding a Hard Drive On The Fly

- DSM upgrade
- Email Notification
- SMS Notification
- Customized User Quota
- DDNS Support
- Resource Monitor
- UPS Management
- Scheduled Power On/Off
- Custom Management UI HTTP/HTTPS Ports

HDD Management
- HDD Hibernation
- S.M.A.R.T.
- Dynamic Bad Sector Mapping