Corsair EX400U

4000 GB
Price in EUR including VAT
EUR116,75/1TB
Delivered between Fri, 27.6. and Thu, 3.7.
5 items in stock at third-party supplier
Supplied by
free shipping

Product details

Blazing-fast speeds offer data rates of up to 4,000 MB/s for sequential read and up to 3,600 MB/s for sequential write.

Compatible with USB Type-C hosts, connect via USB Type-C and Thunderbolt 4 and newer for comprehensive compatibility.

The compact design allows you to take the EX400U with you for powerful storage on the go.

The high-speed interface ensures broad compatibility and enhanced functionality.

Easy to set up with any device, ready to use instantly with a single connection for power and data to PC or Mac.

Key specifications

Interface
USB-C
Read transfer speed
4000 MB/s
Write transfer speed
3600 MB/s
Item number
53638607

General information

Manufacturer
Corsair
Category
External SSD
Manufacturer no.
CSSD-EX400U4TB
Release date
16.12.2024

Colour

Colour
Grey
Exact colour description
Gun metal

Data storage properties

Storage capacity
4000 GB
Interface
USB-C
Read transfer speed
4000 MB/s
Write transfer speed
3600 MB/s

Origin

Country of origin
USA

Voluntary climate contribution

CO₂-Emission
Climate contribution

Scope of delivery

Scope of delivery
USB Type-C to USB Type-C cable

Product dimensions

Length
6.43 cm
Width
6.40 cm
Height
1.19 cm
Weight
92 g

Package dimensions

Length
13.50 cm
Width
11 cm
Height
2.80 cm
Weight
102 g

Legal Notice

Product Safety

14-day cancellation right
30-day right of return
24 Months statutory warranty

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Reviews & Ratings

Statutory warranty score

How often does a product of this brand in the «External SSD» category have a defect within the first 24 months?

Source: Galaxus
  • 1.Seagate
    0,2 %
  • 2.Samsung
    0,3 %
  • 3.Corsair
    0,4 %
  • 3.Synology
    0,4 %
  • 3.WD
    0,4 %

Statutory warranty case duration

How many working days on average does it take to process a warranty claim from when it arrives at the service centre until it’s back with the customer?

Source: Galaxus
  • Corsair
    Not enough data
  • 1.Intenso
    0 days
  • 2.Adata
    1 day
  • 2.Crucial
    1 day
  • 4.Samsung
    4 days

Return rate

How often is a product of this brand in the «External SSD» category returned?

Source: Galaxus
  • 7.Kingston
    1,1 %
  • 7.WD
    1,1 %
  • 10.Corsair
    1,2 %
  • 10.Seagate
    1,2 %
  • 12.LaCie
    2 %
Source: Galaxus

Translation: machine translated
Very good90/100
Macwelt spezialSingle testReleaseApril 2025
  • PositiveHigh data transfer rate
  • PositiveCompact dimensions
  • PositiveMagsafe ring for iPhone
  • PositiveRugged cable
  • NegativePlastic housing

With the EX400U, Corsair has fulfilled the desire of many media professionals for a compact and powerful external SSD. It combines a small housing with USB4 speed. And in view of the attractive price, the plastic housing is a good thing.

This test report belongs to a different type: EX400U (2000 GB)