ID-E1.S 4TS2-P
Form Factor: E1.S; Flash Type: 3D TLC; Capacity: 400GB~6.4TB; Interface: PCIe Gen 4x4

- PCIe Gen 4x4, NVMe 1.4
- iCell technology for power loss protection
- Stable sustained performance
- LDPC ECC engine supported
- Thermal Throttling management
Model | E1.S 4TS2-P |
Form Factor | E1.S |
Flash Type | 3D TLC |
Capacity | 400GB~6.4TB |
Sequential R/W (MB/sec, max.) | 6,900/4,650 |
Max. Power Consumption | 12.4W |
Max. Channels | 8 |
Thermal Sensor | Y |
External DRAM Buffer | Y |
H/W Write Protect | N |
Dimension (WxLxH/mm) | 5.9mm: 31.5 x 111.5 x 5.9 mm 9.5mm: 33.75 x 118.75 x 9.5 mm 15mm: 33.75 x 118.75 x 15 mm |
Vibration | 20G@7~2000Hz |
Shock | 1500G@0.5ms |
MTBF | >3 million hours |
Storage Temperature | -40°C ~ +85°C |
BORN FOR SUPERIOR PERFORMANCE
The Innodisk E1.S 4TS2-P is an NVMe SSD in the standard E1.S form factor, featuring a PCIe Gen 4 x4 interface and 3D TLC NAND Flash. This series offers high DWPD, wide temperature support, and up to 6.4TB of capacity, making it ideal for edge server applications. Enhanced thermal management and hot-swap functionality, along with Innodisk’s SSD maintenance features, position it as the new mainstream choice for data center boot drives.
WIDE TEMPERATURE TOLERANCE FOR EXTREME SCENARIOS
The E1.S 4TS2-P is engineered for superior thermal management in edge servers, with a temperature range of -40°C to 85°C. Its unique form factor and Dynamic Thermal Throttling mechanism enable sustained peak performance under intensive workloads. Additionally, Innodisk's 15mm asymmetrical heatsink design ensures exceptional heat dissipation and efficiency.
Ordering Information
Operating Temperature | Standard Grade (0°C ~ 70°C) | Industrial Grade (-40°C ~ 85°C) |
400GB | DSE1S-400DP2KCAEFP% | DSE1S-400DP2KWAEFP% |
800GB | DSE1S-800DP2KCAEFP% | DSE1S-800DP2KWAEFP% |
1.6TB | DSE1S-1T6DP2KCAEFP% | DSE1S-1T6DP2KWAEFP% |
3.2TB | DSE1S-3T2DP2KCAEFP% | DSE1S-3T2DP2KWAEFP% |
6.4TB | DSE1S-6T4DP2KCBEFP% | DSE1S-6T4DP2KWBEFP% |
Operation temperature based on temperature obtained from S.M.A.R.T.
% : Non-existent=5.9mm / H=9.5mm enclosure / H1=15mm enclosure
E1.S 4TS2-P specifications are subject to change.
Enterprise and Datacenter Standard Form Factor (EDSFF)
Enterprise and Datacenter Standard Form Factor (EDSFF) encompasses a spectrum of form factors crafted for various storage requirements within the dynamic data center environment. These SSD variations incorporate advantages in capacity, thermal and power management, scalability, manageability, and performance.

PCIe Gen. 4x4, NVMe SSD.
Form Factor: E3.S; Flash Type: 3D TLC;
Capacity: 400GB~12.8TB

