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PartsTable / NETWORK / 727055-B21
727055-B21 ✓ Verified by PartsTable
HP · NETWORK · 10GBE_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
HP ETHERNET 10GB 2-PORT SFP+ X710-DA2 ADAPTER

HP ETHERNET 10GB 2-PORT SFP+ X710-DA2 ADAPTER. This product is currently in active production with full OEM support. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5998-01-664-1137, indicating validated use in U.S.

government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels. Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS
NETWORK→ 10GBE_NIC→ 727055-B21
NSN: 5998-01-664-1137
FSC: 5998 — CIRCUIT CARD ASSEMBLY
CAGE: K3464 — HEWLETT-PACKARD LTD (GBR)
SPECIFICATIONS
Part Number727055-B21
ManufacturerHP
Capacity10GB
NSN5998-01-664-1137
COMPONENT DIAGRAM
NIC CTRL PHY 0 PHY 1 ROM VRM SFP+ SFP+ LINK ACT PCIe x8 ~167 mm NETWORK ADAPTER | 2-PORT 10GbE | SFP+ | Full Height PCIe x8 | Link/Activity LEDs | PXE boot ROM TITLE NIC ADAPTER PN 727055-B21 MFR HP HP Ethernet 10GB 2-Port SFP+ X710-Da2 Ad
KEY FEATURES
•
10GB Capacity
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
TECHNICAL CHARACTERISTICS (FLIS)
SPECIAL FEATURESADAPTER INCLUDED
PART NAME ASSIGNED BY CONTROLLING AGENCYHPE ETHERNET 10GB 2-PORT 562SFP GB
SPECIAL FEATURESADAPTER INCLUDED
PART NAME ASSIGNED BY CONTROLLING AGENCYHPE ETHERNET 10GB 2-PORT 562SFP GB
VERIFIED SUBSTITUTES & CROSS-REFERENCES 3
790316-001Compatible
HP NIC 562SFP+ 10GbE 2-Port PCI-E-3.0x8 Ethernet Controller (Intel X710)
compatible
784304-001Compatible
HP NIC 562SFP+ 10GbE 2-Port PCI-E-3.0x8 Ethernet Controller (Intel X710)
compatible
P18455-B21Compatible
HP NIC 562SFP+ 10GbE 2-Port PCI-E-3.0x8 Ethernet Controller (Intel X710) for DX Servers
compatible
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99ESD SensitiveNot HAZMAT
THIS PART SUBSTITUTES FOR 3
P18455-B21SUBSTITUTE
HP NIC 562SFP+ 10GbE 2-Port PCI-E-3.0x8 Ethernet Controller (Intel X710)
HPE
784304-001SUBSTITUTE
HP NIC 562SFP+ 10GbE 2-Port PCI-E-3.0x8 Ethernet Controller (Intel X710)
HPE
790316-001SUBSTITUTE
HP NIC 562SFP+ 10GbE 2-Port PCI-E-3.0x8 Ethernet Controller (Intel X710)
HPE
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FREQUENTLY ASKED QUESTIONS
What is 727055-B21?
727055-B21 is a HP Ethernet 10GB 2-Port SFP+ X710-Da2 Adapter manufactured by HP. It is classified as a NETWORK (10GBE_NIC).
What parts can replace 727055-B21?
There are 3 known substitutes for 727055-B21: 790316-001, 784304-001, P18455-B21. Substitute compatibility should be verified for your specific system.
What is the NSN for 727055-B21?
727055-B21 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5998-01-664-1137. This indicates validated use in U.S. government and defense supply chains.
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Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
Last verified: July 2026