4TB storage
The supplied source identifies this WD_BLACK SN7100 model with 4TB capacity.
A 4TB WD_BLACK SN7100 NVMe SSD built around PCIe Gen4, next-generation TLC 3D NAND, a DRAM-less design and up to 2,400TBW endurance for the 4TB model.

The supplied source identifies this WD_BLACK SN7100 model with 4TB capacity.
The drive is built around a PCIe Gen4 interface.
The supplied information identifies next-generation TLC 3D NAND.
The 4TB model is rated up to 2,400TBW in the supplied information.
Browse DeviceDeal storage and hard-drive options when comparing capacity, interface and storage formats.
The WD_BLACK SN7100 is presented for gaming across laptops, gaming handhelds and desktop systems. The supplied content describes a DRAM-less design and improved power efficiency.
The downloadable WD_BLACK Dashboard for Windows can monitor drive health, performance and firmware updates, and can enable Game Mode.
It provides 4TB of storage.
The supplied information identifies a PCIe Gen4 interface.
The supplied source identifies next-generation TLC 3D NAND.
The supplied information lists up to 2,400TBW for the 4TB model.
Yes. The supplied content says it was engineered with laptops and gaming handhelds in mind, and also references desktop systems.
On Windows, the supplied information says it can monitor drive health, performance and firmware updates, and enable Game Mode.
It is covered by the applicable Western Digital manufacturer warranty. DeviceDeal is an authorised reseller.
(WDS400T4X0E-00CJA0)
Western Digital WD_BLACK SN7100 4TB PCIe Gen4 NVMe SSD WDS400T4X0E-00CJA0 source-supported highlights.
Space for games, updates, downloadable content, gameplay captures and other files.
PCIe Gen4 connectivity is explicitly supplied for this model.
The supplied source identifies Western Digital TLC 3D NAND technology.
The supplied information describes the SN7100 as a DRAM-less design.
Endurance is stated up to 2,400TBW for the 4TB model.
Windows-only dashboard features include drive-health, performance and firmware monitoring plus Game Mode.
Covered by the applicable manufacturer warranty; DeviceDeal is an authorised reseller.
WDS400T4X0E-00CJA0
| Brand | Western Digital |
| Product family | WD_BLACK SN7100 |
| DeviceDeal SKU | WDS400T4X0E-00CJA0 |
| Supplied product code | S400T4X0E |
| Capacity | 4TB |
| Product type | NVMe SSD |
| Interface | PCIe Gen4 |
| NAND technology | Next-generation TLC 3D NAND |
| Drive design | DRAM-less |
| Endurance | Up to 2,400TBW for the 4TB model |
| Software | WD_BLACK Dashboard for Windows only |
| Dashboard functions | Drive health monitoring, performance monitoring, firmware updates and Game Mode |
| Manufacturer warranty | Applicable Western Digital manufacturer warranty |
| SKU | WDS400T4X0E-00CJA0 |
| Barcode # | 718037902982 |
| Brand | Western Digital |
| Shipping Weight | 0.0400kg |
| Shipping Width | 0.024m |
| Shipping Height | 0.126m |
| Shipping Length | 0.102m |
WDS400T4X0E-00CJA0 is covered by the applicable Western Digital manufacturer warranty.
DeviceDeal is an authorised reseller. Keep your DeviceDeal tax invoice as proof of purchase.
Warranty coverage and claims remain subject to the manufacturer's warranty terms, eligibility requirements and product assessment.
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