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General

Manufacturer LACIE Western Digital
Model 301511U WDH2NC40000N
Lowest Price $806.99 Compare LACIE 301511U prices $140.00 Compare Western Digital WDH2NC40000N prices
Warranty 1 year limited 5 years limited

Ports

RJ45 Ports 2 x 10/100/1000M 1 x 10/100/1000M
USB Ports 2 x USB2.0 1 x USB3.0 + 2 x USB2.0
eSATA Ports Yes Yes
Other Ports 1 x PCIe 1 VGA (recovery only)

Storage

Drive Bays 4 2
Hard Disk Interface 4 x SATA 2 x SATA
Hard Disk Size 5TB 4TB
Rotational Speed 7200RPM 7200RPM

Features

Fast access to your NAS—Performance up to 70MB/s
RAID 5 or RAID 6 (hot-swap) modes in case of disk failure
Failover and load balancing options using two LAN interfaces
iSCSI target client
Dynamic DNS remote access
Design by Neil Poulton

Backup Solutions:
- PC to NAS: encrypted, compressed, scheduled, remote (FTP)
- Data restore and data disaster recovery available
- NAS to DAS

Special Features:
- iSCSI target
- 2 x LAN:load balancing and failover
- Hard disk quota management
- Time Machine compatible
- Print server
- Torrent client for standalone downloads

Administration:
- Direct access to NAS using LaCie Network Assistant
- Customizable "widget-based" interface
- Wake-on-LAN: Turn the device on/off from the network

Security Access:
- Users, groups, and shares management.
- Private and public access.
- Active Directory support

Multimedia:
- UPnP A/V and DLNA Media Adapter compatible
- Remote photo thumbnails; MP3 file streaming
- iTunes (DAAP) server

Software:
- LaCie Network Assistant for Windows, Mac, and Linux
- Genie Backup Manager Pro software for Windows
- Intego Backup Manager Pro software for Mac
Automatic and continuous backup for all the computers on your network - Now you can easily back up data from all your networked computers with the included continuous backup software. Set it and forget it; every time you save something it\'s instantly and automatically backed up.

The double-safe place for your data - Using RAID mirroring technology, this system automatically and continuously maintains a second copy of your data for extra safe data protection. If one drive in this two-drive system ever fails, the system continues to run and your data is safe. How\'s that for peace of mind?

Centralized storage to share and stream all your family’s digital content - Built-in media server for streaming music, photos and movies to any PC, Mac or DLNA certified multimedia device such as Playstation 3, Xbox 360, wireless digital picture frames, and connected audio receivers. DLNA 1.5 & UPnP certified. Centralize your music collection and play from Macs or Windows PCs using iTunes software.

Remote access - Access your files anywhere, anytime using MioNet remote access technology from WD.

iTunes server support - Centralize your music collection and stream to a Mac or Windows PC using iTunes software.

Simple file recovery - Restore lost, damaged or older files back to their original location with a couple of clicks. Backup files are stored in the same file structure that you originally saved them, so it’s easy and intuitive to find files.

Share your personal content - MioNet remote access technology makes it easy for you to securely share photos and documents with friends and family.

USB 2.0 utility port - Turn any USB drive into an instant network drive or extra capacity for your World Edition II.

Cooler, quieter, eco-friendlier - Equipped with WD drives using WD GreenPower Technology, this system consumes significantly less power and delivers performance on par with power hungry externals using 7200 RPM hard drives.

Form Factor

Dimensions 8.6" x 7.7" x 6.8" 6.5" x 6.3" x 3.9"
Weight 16.8 lbs. lbs 5.51 lbs. lbs
Form Factor 5-Bay Desktop

Networking

Data Link Protocol Ethernet
Network Interface Controller
DLNA Certified Yes Yes

Hardware

Standards IEEE 802.3, IEEE 802.3u IEEE802.3ab / IEEE802.3 / IEEE802.3u Standard
Supported Protocols File Server: SMB, AFP, FTP, HTTP, HTTPS
Others: Apple Bonjour, BitTorrent, NTP, 802.3ad, iSCSI, DHCP, Apipa
CIFS/SMB for Windows
AFP 3.1 for Mac OS 9/X
NFS v2/v3 for Linux and UNIX
HTTP/S for Web browsers
FTP/S
IPv6
Rsync and secure rsync
WebDAV
iSCSI target support for Windows, Mac and UNIX/Linux initiators
Processor Intel Atom Dual Core Processor Intel Atom single-core processor
Memory 1GB DDR3 SODIMM 1GB DDR3 SODIMM RAM
RAID RAID 0, RAID 1/10/5/5+Spare/6 (hot-swappable) RAID 1
LEDs HDD Power, Activity (Yellow) / Fail (Red)
LAN_WAN Activity (Green) /
USB_COPY_Busy (Blue)
USB_COPY_ Fail (Red)
Power/ status LEDs OLED display
Power AC Input 100-240V, 50/60Hz Power Consumption*: 35W (with 2 x 2 TB)
Power Supply (Electrical): External 60W; AC Input 100-240
Temperature 0°C - 40 °C 5°C - 35 °C
Humidity 20-80% Humidity (non-condensing) 20-80% Humidity (non-condensing)

Software

Operating System Supported Client 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
Windows XP/Vista
Mac OS X Tiger or Leopard
Management Volume Management
- Share management
- Volume level encryption
- Share folder level Access Control List (ACL) support
- Quotas setting

Disk Management
- Multi-volume management
- SMART status monitor

Backup Management
- Local backup (USB device to NAS, NAS to USB device)
- Network NAS to NAS backup
- Client system backup, Bare Metal Restore over network

Event Management
- Event email notification
HTTP/HTTPS

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