CFS300 Series
Exascend’s Industrial CFast CFS300 series combines the versatility of memory cards with dependable industrial-grade NAND flash, making it an excellent choice for applications that require ruggedness and removable storage, such as industrial automation, data loggers, and rugged edge equipment.

Form factor
Flash
Wide temperature
Up to
Sustained Read/Write
Up to
Capacity
COMPACT INDUSTRIAL STORAGE.
CFAST 2.0.
Maximum ruggedness
The Exascend Industrial CFast effortlessly withstands extreme temperatures, vibrations, shocks, and other environmental hazards, providing unmatched durability in challenging conditions.
Sustained industrial performance
The Exascend Industrial CFast delivers steadfast sustained performance powered by Exascend's exclusive Supercruise™ technology.
Capacity configurations for every storage need
The CFS300 series offers a range of capacity configurations, including 1 TB, 512 GB, 256 GB, and 128 GB, providing storage flexibility to accommodate various application requirements.
Compact and portable
Measuring 1.43" x 1.69" x 0.14" (36.4 mm x 42.8 mm x 3.6 mm) and as easy to move between devices as a thumb drive, Exascend's Industrial CFast brings industrial-grade reliability everywhere.
Description
Exascend’s Industrial CFast CFS300 series is designed to bring industrial-grade reliability to the compact and removable CFast form factor. With premium industrial-grade NAND flash and performance that pushes the limits of the SATA-III interface, the CFS300 series excels in demanding applications.
Product highlights:
- Unwavering industrial-grade reliability
- Up to 520 MB/s sustained read and write speeds with SATA-III
- Wide temperature-support: -40 – 85 °C
- Compact and removable CFast 2.0 form factor
Contact us today to learn more about how the CFS300 series can elevate your industrial applications to the next level.




Advanced technologies
Wide Temperature
Exascend’s wide temperature technology leverages a unique combination of high-quality components, purpose-designed hardware and highly-optimized firmware to deliver unmatched wide temperature performance and stability.
SuperCruise™
SuperCruise™ is a signature Exascend technology that optimizes write performance for stability – ensuring unbeatable stable write performance even in the most demanding applications.
Power Tuning
Our unique level of control over hardware, firmware and manufacturing enables us to provide unmatched tuning services. By tuning the performance of our product specifically for your applications, we can achieve the highest possible performance to thermals and performance to power ratios.
...and many more
The Industrial CFast lineup also supports customized secure erase, data retention, firmware encryption, RAID ECC, as wel as TCG Opal-support.
Fully customizable
Powered by Marvell
Exascend’s unique strategic partnership with Marvell combines the best controllers in the industry with our hardware expertise and industry-leading firmware design. The result: flash storage devices ready for any challenge thrown at them.
In-house hardware and firmware expertise
Customization is at the heart of what we do. Our hardware and firmware teams are dedicated to your success and ready to develop solutions that tackle your challenges.
Recommended applications
Mission critical
Reliability comes second to none in mission critical applications – where failure is not an option.
Industrial
Industrial applications demand unwavering performance in challenging environments.
Edge computing
The edge puts storage devices up against severe environmental challenges and unique demands.
Transportation
Shocks, vibrations, and extreme temperature fluctuations demand only the best from storage devices.
Product information
Edition | Industrial CFast CFS300 Series |
Form factor | CFast 2.0 |
Interface | SATA-III, 6.0Gbps |
Capacity | 128 GB to 1 TB |
Flash type | 3D TLC |
Input voltage | 3.3V±5% |
Power consumption | Active <5.0W; Idle <0.9W |
Sequential read/write up to | 520 MB/s |
4K random read/write up to | 85,000/70,000 IOPS |
Operational temperature | -40°C to 85°C |
Storage temperature | -45°C to 90 °C |
Features | Advanced LDPC error correction Enhanced power loss protection |
TBW up to | 600 TB |
MTBF | 2,000,000 hours |
Warranty | 3 years |
Download datasheet
Image | Model Name | Form factor | Capacity (GB) | Max. seq. read (MB/s) | Max. seq. write (MB/s) | TBW (max.) | Inquiry |
---|---|---|---|---|---|---|---|
![]() | EXSD3X128GB-I | CFast 2.0 | 128 | 520 | 180 | 75 | |
![]() | EXSD3X256GB-I | CFast 2.0 | 256 | 520 | 300 | 150 | |
![]() | EXSD3X512GB-I | CFast 2.0 | 512 | 520 | 400 | 300 | |
![]() | EXSD3X001TB-I | CFast 2.0 | 1024 | 520 | 520 | 600 |
Flyer download
Title | Size |
Exascend CFS300 flyer | 400 KB |