SI3 Series

The SI3 series is a high-end product line featuring industrial-grade SATA-III storage devices available in the M.2 and 2.5″ form factors. 

Exascend's SI3 series of enterprise-grade SSDs






Up to

0 MB/s

Sustained read

Up to

0 MB/s

Sustained write



Industrial hardware

The SI3 series is designed for industrial applications through and through, allowing it to excel in extreme temperatures and challenging environments.

True SATA Performance

With up to 550 MB/s sustained read and 530 MB/s sustained write, the SI3 series pushes the limits of the SATA-III interface even under sustained load.

Power loss protection

The SI3 series is available with optional hardware power loss protection for extra safeguards against power issues in critical applications.

Tailored according to your needs

Exascend's unique customization services allow the SI3 series to be optimized according to your needs.


The industrial-grade SI3 series from Exascend powers challenging applications with true SATA-III performance in a rugged and stability-optimized package. With top-level performance, exceptional reliability, stability, and endurance, the SI3 series is a great choice for even the most demanding applications:

Series highlights:

  • Extended drive life with Exascend’s advanced flash management and global wear-leveling algorithm
  • Unlimited customization options, including optional power loss protection and adjustable over-provisioning

To learn more about how the SI3 series can help bring your challenging applications to the next level, please do not hesitate to send us a product inquiry and we will get back to you in no time.

Advanced technologies


Configurable Performance & Power

Enables the storage device's power consumption and thermal profile to be modified to achieve the highest performance-to-thermal and performance-to-power ratios.


Adjustable Over-Provisioning

Allows over-provisioning to be configured to achieve specific levels of performance and endurance – without being limited to certain thresholds as with other module houses.



Exascend's unique firmware algorithm that optimizes the ratio of free block availability and usage while prioritizing and regulating response time, thus ensuring consistent high performance.



Provides a high level of data security with military-grade encryption – perfectly suited for applications where security is a top priority.


Wide Temperature Range

Uncompromised wide-temperature support made possible by industrial design, careful BOM selection, as well as stringent in-house manufacturing and validation.

...and many more

The SI3 series also supports customized secure erase, data retention, firmware encryption, RAID ECC, multi-image firmware backup, TCG Opal-support, as well as ultra-fast response time.

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


Industrial applications demand unwavering performance in challenging environments.

Mission critical

Reliability comes second to none in mission critical applications – where failure is not an option.

Edge computing

The edge puts storage devices up against severe environmental challenges and unique demands.


Shocks, vibrations, and extreme temperature fluctuations demand only the best from storage devices.


Next-generation telecom requires ultra-fast storage devices that excel in any environment.

Product information

Scroll to Top