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Western Digital 4tb My Passport Pro Thunderbolt RAID / Mfr. No.: Wdbrnb0040dbk-Nesn

Western Digital 4tb My Passport Pro Thunderbolt RAID / Mfr. No.: Wdbrnb0040dbk-Nesn
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Rely on My Passport Pro to get your creative work from the field back to the studio. Powered by an integrated Thunderbolt cable for true portability and speeds as high as 233 MB/s for the most demanding applications, it's easier than ever to keep your creativity moving.

With the unique design of an integrated Thunderbolt cable providing both power and performance, My Passport Pro portable RAID storage is ideal for creative professionals in the field. When high-performance digital storage is critical to get the job done, this high capacity dual-drive boasts speeds as fast as 233 MB/s for HD video, user-selectable RAID and a compact all-aluminum enclosure.

Transfer, back up and edit in record time

Now you don't have to choose between speed and portability. This drive delivers both with transfer rates as high as 233 MB/s.* Transfer, edit, compile and stream graphics-intensive files in record time and meet your aggressive deadlines.

*233 MB/s achieved on the 2 TB model. 230 MB/s achieved on the 4 TB model. Performance may vary based on hardware and system configuration.

Durability for your on-the-go workflow

The anodized, all-aluminum enclosure helps protect the drives inside so whether you're filming a new documentary out in the field or presenting your new portfolio to a client, My Passport Pro is designed for any on-the-go workflow.

No power adapter required

Powered directly through the Thunderbolt port on your MacBook, My Passport Pro frees up space in your field kit by eliminating the need for an AC adapter. And with the integrated cable that is tethered to the drive, you'll never lose your Thunderbolt cable on location.

General Information

ManufacturerWestern Digital Corporation
Manufacturer Part NumberWDBRNB0040DBK-NESN
Manufacturer Website Address
Product LineMy Passport Pro
Product ModelWDBRNB0040DBK-NESN
Product NameMy Passport Pro Portable RAID Storage with Integrated Thunderbolt Cable
Product TypeDAS Array


Number of Hard Drives Supported2
Total Hard Drive Capacity Installed4 TB
Hard Drive RPM5400


RAID Levels0, 1, JBOD

I/O Expansions

Number of Total Expansion Bays2


Host InterfaceThunderbolt


Software IncludedWD Utilities

Physical Characteristics

Form FactorPortable
Weight (Approximate)1.59 lb


Package Contents
  • My Passport Pro Portable RAID Storage with Integrated Thunderbolt Cable
  • Quick Install Guide
Platform SupportedMac
Green CompliantYes
Green Compliance Certificate/AuthorityRoHS
Country of OriginThailand


Limited Warranty3 Year