Corsair
EX400U SURVIVOR 2TB USB4 External SSD
Best rugged external drive for professionals needing fast, reliable mobile storage.
Experience lightning-fast data transfers with this portable external SSD. It harnesses the power of USB4 to move large files in mere seconds, making it perfect for demanding tasks. Its robust, environmentally sealed enclosure provides IP55 protection against dust and water, ensuring your data's safety in various conditions. Enjoy broad compatibility with USB4, Thunderbolt 4, and iOS devices, plus backward compatibility with USB 3.2 Type-C. Setup is simple with plug-and-play functionality, powered and connected via a single USB-C cable.
$429.99
Owner Satisfaction
4.4
/ 5
Category Rank
2098
/ 4142
#2098 in Hard Drives
Price vs Category Average
-9%
Below average
Interface
4
/ USB
Who it's for
- Field photographers and adventurers working in rugged outdoor environments
- Creative professionals editing 4K video or managing massive data files
- Gamers and media collectors needing massive portable storage capacity
Who should skip it
- Budget-conscious shoppers looking for an affordable storage solution
- Users with older hardware lacking modern USB4 connectivity
- Power users performing constant, long-duration data transfers
Performance breakdown
Data Transfer Speed
USB4 performance delivers elite throughput for demanding professional workflows.
Durability
IP55 rating and shock resistance provide robust protection for field work.
Device Compatibility
Seamless plug-and-play support across Windows, Mac, and iOS ecosystems.
Portability
Compact, lightweight design fits easily into any travel kit or bag.
Ease of Setup
Zero driver installation makes this drive ready to use instantly.
Security Features
Lacks integrated hardware encryption for sensitive data protection.
Key Specs
Interface
USB4
Sequential Read Write
Up to 4000MB/s read / 3600MB/s write (USB4 40Gb)
Max Sequential Read ATTO
Up to 4000MB/s
Max Sequential Read CDM
Up to 4000MB/s
Max Sequential Write CDM
up to 3600MB/s
Max Sequential Write ATTO
up to 3600MB/s
Weight
0.149kg
Operating Temperature
0°C to 70°C
Know before you buy
When connected to a USB4 or Thunderbolt 4 port, you can reach sequential read speeds up to 4,000MB/s and write speeds up to 3,600MB/s. Actual performance may vary depending on your specific hardware, file sizes, and the host port's capabilities.
Yes, the EX400U is backward compatible with USB 3.2 Type-C ports. While you will not achieve the maximum 40Gbps speeds on older ports, the drive will function normally for data storage and transfer.
The IP55 rating means the enclosure is protected against limited dust ingress and low-pressure water jets from any direction. It is designed to handle the rigors of travel and outdoor use, though it should not be submerged in water.
No, the drive is completely plug-and-play. It works immediately upon connection across Windows, macOS, and iOS devices without the need for additional software or driver installations.
Yes, the drive is compatible with iOS and iPadOS 13 or later. As long as your device has a USB-C port, you can connect it directly for file management and storage.
No, the EX400U does not feature built-in hardware encryption. If you require data security, you will need to use software-based encryption solutions provided by your operating system.
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$430