WD Ultrastar DC SN840 6.4TB U.2 NVMe PCIe 3.0
WD · Ultrastar DC SN840 · 6.4TB · NVMe · U.2 · PCIe 3.0 · 3 DWPD
No pricing data yet for this market. Browse nearby SSD markets →.
Market signals
Derived from observed listings across all SKUs in this class.
▶What do OEM / Original / Compatible mean?
OEMCertified by a server vendor (Dell, HPE, Lenovo). May carry firmware locks and qualifications. Priced higher for vendor support and warranty alignment.
OriginalThe underlying component manufacturer's part, without OEM server-vendor branding or firmware lock. Typically the market pricing reference — platform compatibility should still be verified.
CompatibleThird-party alternatives meeting the same spec. Often 15–40% cheaper. May trigger vendor warnings on OEM-locked platforms — verify before substituting.
Liquidity
Insufficient
Only 0 samples — treat any range as directional only.
▶What do the signal colors mean?
Favorable — Tight spread, meaningful discount, or strong liquidity.
Neutral — Normal market conditions. No action flag.
Investigate — Wide spread, inverted pricing, or low sample count.
High alert — Very wide spread or significant price anomaly.
Insufficient — Too few samples to produce a reliable signal.
Part numbers in this market
3 part numbers tracked for this SSD market.
| Manufacturer | MPN | Certification |
|---|---|---|
| Western Digital | 400-BEJL | oem |
| Western Digital | SN840-6400GB | original |
| Western Digital | WUS4C6464DSP3X1 | original |
Signals are observations from available data at a point in time — not advice. Verify independently before transacting. Disclaimer
Compare nearby SSD markets
Related capacities and enterprise SSDs with a similar interface, form factor, or endurance class.
WD Ultrastar DC SN840 3.2TB U.2 NVMe PCIe 3.03.2TB · NVMe · U.2 · 3 DWPD→WD Ultrastar DC SN840 1.6TB U.2 NVMe PCIe 3.01.6TB · NVMe · U.2 · 3 DWPD→Samsung PM1735 6.4TB U.2 NVMe PCIe 4.06.4TB · NVMe · U.2 · 3 DWPD→Solidigm D7-P5620 6.4TB U.2 NVMe PCIe 4.06.4TB · NVMe · U.2 · 3 DWPD→Samsung PM1735 3.2TB U.2 NVMe PCIe 4.03.2TB · NVMe · U.2 · 3 DWPD→Solidigm D7-P5620 3.2TB U.2 NVMe PCIe 4.03.2TB · NVMe · U.2 · 3 DWPD→
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