
WUS4BA138DSP3X1 - WD 3.84TB Ultrastar DC SN840 2.5in 3D TLC PCIe SSD
This part is priced per order. Send us your details and we'll get back to you with pricing and lead time — usually within one business day.
SKU WUS4BA138DSP3X1
Western Digital WUS4BA138DSP3X1 Ultrastar DC SN840 Series 3.84TB Triple-Level Cell PCI Express NVMe 3.1 x4 3D NAND (SE Encryption) U.2 2.5-Inch Solid State Drive
The Ultrastar DC SN840 WUS4BA138DSP3X1 is WD’s 3rd gen PCIe NVMe 3.1 x4 SSD, offering up to 3,470/3,330 MB/s read/write speeds and 503K IOPS for data centers. Having two endurance classes; 1 DW/D for read-intensive workloads, and 3 DW/D for higher write/mixed workloads. 2.5-Inch SSD with 3.84TB capacity uses WD's 96-layer 3D TLC NAND, optimizing cloud and enterprise workloads.
- MTBF rating of 2.5 million hours
- Secure Erase (SE), Instant Secure Erase (ISE), TCG Ruby, and FIPS 140-2 validation (Upcoming) for security
- Enterprise features include 128 namespaces, atomic writes, flexible sector sizes, protection, SGL, NVMe-MI version 1.1
- Supported workloads include HPC, real-time analytics, AI, ML, OLTP, OLAP, pattern recognition, and virtualization.
General Information
| Product Line | Ultrastar |
|---|---|
| Product Series | DC SN840 |
| Product Type | Solid State Drive |
Technical Information
| Storage Capacity | 3.84 TB |
|---|---|
| Flash Memory Technology | 3D Triple-Level Cell |
| Drive Width | 2.5" |
Interfaces/Ports
| Drive Interface | PCI Express |
|---|---|
| Interface Standard | PCI Express 3.1 x4 |
Physical Characteristics
| Form Factor | U.2 |
|---|
Also known as — equivalent part numbers
This part is sold under the following identifiers. Search any of them to reach this page.
- Primary part number
- WUS4BA138DSP3X1
Warranty
Warranty included, backed directly by SAHS. See our Warranty Policy for details.
Returns
Contact our team with your order details and we'll walk you through the process — see our Shipping & Returns page and policies for full details.
Related Solid State Drives
QuoteWDS250G3X0C - WD 250GB BLACK SN750 M.2 2280 QLC PCIe NVMe SSD
NewWestern Digital WUS4C6416DSP3X4 1.6TB U.2 NVMe SSD
QuoteSDCPNRY-1T00 - WD 1TB PC SN810 M.2 2280 PCIe NVMe SSD
QuoteWDS100T1X0E - WD 1TB BLACK SN850 M.2 2280 3D-NAND PCIe NVMe SSD
QuoteWDS100T1XHE - WD 1TB BLACK SN850 M.2 2280 PCIe NVMe SSD
QuoteWDS240G2G0C - WD 240GB Green SN350 M.2 2280 TLC PCIe NVMe SSD
QuoteSDCPNRY-256G - Western Digital 256GB PCIe NVMe 4.0 M.2 2280 SSD
QuoteWDS200T1XHE - WD 2TB BLACK SN850 M.2 2280 PCIe NVMe SSD
QuoteWUSTM3216ASS200 - WD 1.6TB SS530 2.5 inch TLC 12Gb/s SAS SSD
QuoteWDS250G2B0C - WD 250GB Blue SN550 M.2 2280 PCIe NVMe SSD
QuoteWUSTR1576ASS200 - WD 6.4TB Ultrastar DC SS530 2.5in TLC 12Gb/s SAS SSD
QuoteSDBPTPZ-256G-XI - Western Digital 256GB TLC PCIe 3.1 x4 M.2 2230 SSD
- WUSTR6464ASS200 - WD 6.4TB Ultrastar DC SS530 2.5in TLC 12Gb/s SAS SSD
- Western Digital 0TS2052 1.6TB NVMe U.2 SSD Enterprise
- SDAPNUW-256G-1022 - WD 256GB CL SN520 M.2 2280 TLC PCIe NVMe SSD
- WDS960G2G0C - WD 960GB Green SN350 M.2 2280 TLC PCIe NVMe SSD
- WUSTM3280ASS200 - WD 800GB Ultrastar DC SS530 2.5in TLC 12Gb/s SAS SSD
- WDS960G1D0D - Western Digital 960GB PCIe NVMe 3.1 x4 U.2 SSD
- Western Digital WUS4C6416DSP3X1 1.6TB NVMe U.2 SSD
- P91229-B21 - HPE 3.84TB NVMe Gen5 High Performance Read Intensive E3.S EC1 E3 Thin Multi Vendor SSD
- P91231-B21 - HPE 7.68TB NVMe Gen5 High Performance Read Intensive E3.S EC1 E3 Thin Multi Vendor SSD
- P91096-B21 - HPE 15.36TB NVMe Gen5 Mainstream Performance Read Intensive E3.S EC1 E3 Thin Multi Vendor SSD
- P78801-B21 - HPE 3.2TB NVMe Gen4 High Performance Mixed Use SFF BC U.3 Static PM1755 SSD
- P70397-B21 - HPE 15.36TB NVMe Gen5 High Performance Read Intensive E3S EC1 PS1010 SSD
- P70395-B21 - HPE 7.68TB NVMe Gen5 High Performance Read Intensive E3S EC1 PS1010 SSD
- P69245-B21 - HPE 6.4TB NVMe Gen5 Mainstream Performance Mixed Use E3.S EC1 CD8P SSD
- P91245-B21 - HPE 3.84TB NVMe Gen4 High Performance RI SFF BC U.3 Multi Vendor SSD
- P87719-B21 - HPE 1.92TB NVMe Gen5 Mainstream Performance RI E3.S EC1 Self-encrypting 7600 SSD
- P91249-B21 - HPE 15.36TB NVMe Gen4 High Performance RI SFF BC U.3 Multi Vendor SSD
- P87715-B21 - HPE 1.6TB NVMe Gen5 Mainstream Performance MU E3.S EC1 Self-encrypting 7600 SSD
- P78808-B21 - HPE 7.68TB NVMe Gen4 High Performance RI SFF BC U.3 Static PM1753 SSD
- P91247-B21 - HPE 7.68TB NVMe Gen4 High Performance RI SFF BC U.3 Multi Vendor SSD
- P87723-B21 - HPE 7.68TB NVMe Gen5 Mainstream Performance RI E3.S EC1 Self-encrypting 7600 SSD
- P84242-B21 - HPE 7.68TB NVMe Gen4 Mainstream Performance RI SFF BC U.3 SPDM 7500 SSD
- P78810-B21 - HPE 15.36TB NVMe Gen4 High Performance RI SFF BC U.3 Static PM1753 SSD
- P85119-B21 - HPE 6.4TB NVMe Gen5 Mainstream Performance MU E3.S EC1 SPDM 7600 SSD