SE4 Series
The SE4 series is an advanced SATA-III product line engineered with 176-layer 3D NAND storage technology innovation. In a wide variety of configurations, the SE4 can satisfy any enterprise application’s storage demands.

Interface
Design
Up to
TBW
Up to
Sustained read
Up to
Sustained write
176-LAYER NAND.
ENTERPRISE SATA.
LEADING STORAGE DENSITY
The SE4 series is built with industry-leading 176-layer 3D NAND flash, providing exceptional performance and enhanced responsiveness.
Made for enterprise workloads
Featuring consistent I/O latency and high quality of service (QoS), the SE4 series is designed for – and excels under – enterprise workloads.
High stability and reliability
Featuring firmware and hardware technologies that enhance reliability and endurance, the SE4 series is rated for up to 8,500 TBW.
Tailored according to your needs
Exascend's customization services allow the SE4 series to be optimized according to your needs, including optional hardware power loss protection.
Description
Exascend’s SE4 series features advanced 176-layer 3D TLC NAND flash and Exascend’s patented enterprise-optimized features and technologies, delivering SATA-III solution ready for the toughest enterprise workloads. With low latencies and high QoS alongside excellent performance, the SE4 is a perfect choice for enterprise applications.
Series highlights:
- State-of-the-art 176-layer NAND flash
- High I/O and throughput performance
- Consistent I/O latency and high QoS
- Optional hardware power loss protection
To learn more about how the SE4 series can help bring your enterprise 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
Ultra-fast response time
Optimizes storage devices for ultra-low latencies and QoS consistency in order to provide stable high-quality service.
SuperCruise
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.
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.
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.
AES-256
Provides a high level of data security with military-grade encryption – perfectly suited for applications where security is a top priority.
...and many more
The SE3 series also supports data retention, firmware encryption, RAID ECC, multi-image firmware backup, and other Exascend technologies.
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
Industrial applications demand unwavering performance in challenging environments.
Enterprise
Enterprise storage requires high performance and unwavering stability under constant loads.
Broadcast & cinema
High-resolution and high-FPS capture requires ultra-fast storage that never drops a single frame.
Transportation
Shocks, vibrations, and extreme temperature fluctuations demand only the best from storage devices.
Telecommunications
Next-generation telecom requires ultra-fast storage devices that excel in any environment.
Edge computing
The edge puts storage devices up against severe environmental challenges and unique demands.
Product information
Image | Model Name | Form factor | Capacity (GB) | Max. seq. read (MB/s) | Max. seq. write (MB/s) | TBW (max.) | Inquiry |
---|---|---|---|---|---|---|---|
![]() | EXSE4A1920GB | 2.5" | 1920 | 550 | 535 | 2000 | |
![]() | EXSE4A240GB | 2.5" | 240 | 550 | 290 | 260 | |
![]() | EXSE4A240GB-X | 2.5" | 240 | 550 | 520 | 2200 | |
![]() | EXSE4A3840GB | 2.5" | 3840 | 550 | 535 | 4000 | |
![]() | EXSE4A480GB | 2.5" | 480 | 550 | 520 | 520 | |
![]() | EXSE4A480GB-X | 2.5" | 480 | 550 | 535 | 4400 | |
![]() | EXSE4A7680GB | 2.5" | 7680 | 535 | 535 | 8000 | |
![]() | EXSE4A960GB | 2.5" | 960 | 550 | 535 | 1000 | |
![]() | EXSE4A960GB-X | 2.5" | 960 | 550 | 535 | 8500 | |
![]() | EXSE4M1920GB | M.2 (2280) | 1920 | 550 | 535 | 2000 | |
![]() | EXSE4M240GB-X | M.2 (2280) | 240 | 550 | 520 | 2200 | |
![]() | EXSE4M3840GB | M.2 (2280) | 3840 | 550 | 535 | 4000 | |
![]() | EXSE4M480GB | M.2 (2280) | 480 | 550 | 520 | 520 | |
![]() | EXSE4M480GB-X | M.2 (2280) | 480 | 550 | 535 | 4400 | |
![]() | EXSE4M7680GB | M.2 (2280) | 7680 | 535 | 535 | 8000 | |
![]() | EXSE4M960GB | M.2 (2280) | 960 | 550 | 535 | 1000 |
SE4 Series | ||||
Edition | Streaming | Pro | Max | Boot |
Physical information | ||||
Form factor | M.2 (2280), 2.5″ | M.2 (2280) | ||
Interface | SATA-III, 6.0Gbps | |||
Capacity | 240–7680GB | 480–3840GB | 240–960GB | 240–480GB |
Flash type | 3D TLC | |||
Input voltage | 5V±5%; 3.3V±5% | |||
Power consumption | Active <5W; Idle <0.5W | |||
Performance | ||||
Maximum sequential read (MB/s) | 550 | |||
Maximum sequential write (MB/s) | 535 | |||
Max. 4K random read (IOPS) | 75,000 | 98,000 | 80,000 | |
Max. 4K random write (IOPS) | 10,000 | 72,000 | 18,000 | |
Latency (read/write) | 120µs/80µs | |||
QoS (read/write) | 200µ/300µ (@99.99) | |||
Reliability/endurance | ||||
Operational temperature (°C) | 0–70 | |||
Storage temperature (°C) | -50–95 | |||
UBER | <1 sector per 10^17 bits read | |||
DWPD (max.) JESD218 | 0.6 | 1.5 | 5 | 1 |
MTBF (hours) | 2,000,000 | |||
Warranty (years) | 5 |
Boot, Pro and PLP available upon request.
Datasheet download
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