PartsTable
Intelligence Platform
Buy on eBay
PartsTable / NETWORK / 840140-001
840140-001 ✓ Verified by PartsTable
HPE · NETWORK · 100GBE_NIC
WHAT YOU NEED TO KNOW
RJ45 = copper (needs CAT6) | SFP+ = fiber (needs transceiver) FLR = FlexibleLOM (HPE integrated) — NOT standard PCIe
Bracket height MUST match chassis — Full Height (2U) vs Low Profile (1U)
PRODUCT OVERVIEW

Ethernet 10/25Gb 2-port 640SFP28 adapter, PCIe card form-factor - Has two dual 10/25Gbe SFP28 ports capable of 50 Gbps bi-directional, 100 Gb/s aggregate bi-directional theoretical bandwidth - Requires one x8 PCI (Gen 8) Express slot ;. Key specifications include Generation: Gen8. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels.

Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS
NETWORK→ 100GBE_NIC→ 840140-001
SPECIFICATIONS
GenerationGen8
COMPONENT DIAGRAM
NIC CTRL PHY 0 PHY 1 ROM VRM 25GbE 25GbE LINK ACT PCIe ~167 mm NETWORK ADAPTER | 2-PORT 100Gb/s | 25GbE | Full Height PCIe | Link/Activity LEDs | PXE boot ROM TITLE NIC ADAPTER PN 840140-001 MFR HPE Ethernet 10/25Gb 2-port 640SFP28 adapter
KEY FEATURES
•
25GbE Interface
•
25GB Capacity
•
100Gb/s Speed
•
Gen8 Generation
TYPICAL APPLICATIONS
  • Data center top-of-rack switching
  • High-speed server interconnects (10G/25G/40G/100G)
  • Storage network fabric (iSCSI, FCoE)
  • Campus and branch network infrastructure
  • Firewall and security appliance connectivity
  • WAN edge and SD-WAN deployments
VERIFIED SUBSTITUTES & CROSS-REFERENCES 3
817753-B21Compatible
HP NIC 640SFP28 10/25GbE 2-Port PCI-E-3.0x8 Ethernet Controller (Mellanox ConnectX-4 Lx)
compatible
817751-001Compatible
HP NIC 640SFP28 10/25GbE 2-Port PCI-E-3.0x8 Ethernet Controller (Mellanox ConnectX-4 Lx)
compatible
P18462-B21Compatible
HP NIC 640SFP28 10/25GbE 2-Port PCI-E-3.0x8 Ethernet Controller (Mellanox ConnectX-4 Lx) for DX Servers
compatible
LIFECYCLE
StatusUNKNOWN
Availability—
RoHS CompliantEAR99ESD SensitiveNot HAZMAT
THIS PART SUBSTITUTES FOR 3
P18462-B21SUBSTITUTE
HP NIC 640SFP28 10/25GbE 2-Port PCI-E-3.0x8 Ethernet Controller (Mellanox ConnectX-4 Lx)
HPE
817751-001SUBSTITUTE
HP NIC 640SFP28 10/25GbE 2-Port PCI-E-3.0x8 Ethernet Controller (Mellanox ConnectX-4 Lx)
HPE
817753-B21SUBSTITUTE
HP NIC 640SFP28 10/25GbE 2-Port PCI-E-3.0x8 Ethernet Controller (Mellanox ConnectX-4 Lx)
HPE
Ready to buy 840140-001?
Compare prices from verified sellers on eBay
Buy on eBay →
As an eBay Partner, PartsTable may earn a commission. Your price is not affected.
FREQUENTLY ASKED QUESTIONS
What is 840140-001?
840140-001 is a Ethernet 10/25Gb 2-port 640SFP28 adapter, PCIe card form-factor - Has two dual 10/25Gbe SFP28 ports capable of 50 Gbps bi-directional, 100 Gb/s aggregate bi-directional theoretical bandwidth - Requires one x8 PCI (Gen 8) Express slot ; manufactured by HPE. It is classified as a NETWORK (100GBE_NIC).
What parts can replace 840140-001?
There are 3 known substitutes for 840140-001: 817753-B21, 817751-001, P18462-B21. Substitute compatibility should be verified for your specific system.
Is 840140-001 still available?
840140-001 is currently Unknown.
Community Feedback
Comments (0)
Loading comments...
Leave a Comment
Comments are reviewed before appearing. You will receive an email to verify before your comment appears.

Need a quote for 840140-001?

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
Last verified: July 2026