Western Digital My Book Studio Edition II 4TB eSATA/FireWire 400/FireWire 800/USB Hard Drive

£295.99 includes FREE UK Postage (other delivery options available)

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Quad interface, RAID-enabled, about 30% less power consumption, formatted for Mac. The My Book Studio Edition II treads lightly on the earth and carries big performance for creative professionals.


5-year limited warranty

Hard Disk

Disk Capacity



Average Seek Time

Read: 8.9ms

Seek Time (Track to Track)


Average Latency




Quad Interface Interface Type(s) eSATA • FireWire • USB

USB Ports

1 x USB 2.0

System Requirements

System Requirements

Available USB port, FireWire 800 or 400 port, eSATA port or eSATA adaptor card

Operating Systems Supported

Microsoft Windows 2000, XP, Vista • Mac OS X 10.4.10, 10.5.2 or later



100 to 240VAC / 47 to 63Hz


Operating Temperature

5 to 35°C

Non Operating Temperature

-20 to 65°C


Enclosure type


In The Box

WD My Book Studio II Dual-drive Storage System • 6 foot (1.8m) USB 2.0 certified cable • 6 foot (1.8m) FireWire 800 certified cable • 6 foot (1.8m) FireWire 800 to 400 certified cable • AC adaptor with power cord • Quick Install Guide • Software Installation CD


9.8cm (W) x 15.4cm (D) x 16.6cm (H) - Weight 2.63kg


  • The speed you need: Lightning-fast FireWire 800 combined with RAID 0 (Striped) yields the speed you need for smooth video editing, rendering complex 3D objects or special effects and saving huge blocks of data in record time
  • Cooler, quieter, eco-friendlier: Designed to use only WD's GreenPower drives, this system uses about 30% less energy than standard systems and runs quietly because it doesn't need a fan
  • Formatted for Mac: Works with Apple's Time Machine. Includes software and instructions for reformatting to Windows
  • Quad interface: Power your creativity with connections for ultra-fast eSATA and FireWire 800. For flexibility and convenience, FireWire 400 and USB 2.0 are also included
  • User serviceable: Want to upgrade a drive? Simply open the case and replace the existing drive – no screwdriver needed
  • Automatic backup software: Back up important projects to multiple destinations including file servers, portable drives and My Book. Set it and forget it; every time you save a change it's automatically backed up
  • Capacity gauge: See at a glance how much space is available on your storage system
  • Intelligent drive management features: Automatic power-up, Safe Shutdown, and LED status and activity lights make this storage system especially easy to use. (Works with USB and FireWire connections only.)

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Catalogue No: EL-00007344