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Technical Data Sheet
PartsTable / NETWORK / 656243-001
656243-001 ✓ 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 560FLB ADAPTER

HP ETHERNET 10GB 2-PORT 560FLB ADAPTER. 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→ 656243-001
SPECIFICATIONS
Part Number656243-001
ManufacturerHP
Capacity10GB
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 656243-001 MFR HP HP Ethernet 10GB 2-Port 560FLB Adapter
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
VERIFIED SUBSTITUTES & CROSS-REFERENCES 3
655639-B21Compatible
HP NIC 560FLB 10GbE 2-Port PCI-E-2.0x8 Ethernet BL-c FlexibleLOM (Intel 82599)
compatible
655637-001Compatible
HP NIC 560FLB 10GbE 2-Port PCI-E-2.0x8 Ethernet BL-c FlexibleLOM (Intel 82599)
compatible
684214-B21Compatible
HP NIC 560FLB 10GbE 2-Port PCI-E-2.0x8 Ethernet BL-c FlexibleLOM (Intel 82599) FIO
compatible
LIFECYCLE
StatusUNKNOWN
Availability—
RoHS CompliantEAR99ESD SensitiveNot HAZMAT
THIS PART SUBSTITUTES FOR 3
655637-001SUBSTITUTE
HP NIC 560FLB 10GbE 2-Port PCI-E-2.0x8 Ethernet BL-c FlexibleLOM (Intel 82599)
HPE
655639-B21SUBSTITUTE
HP NIC 560FLB 10GbE 2-Port PCI-E-2.0x8 Ethernet BL-c FlexibleLOM (Intel 82599)
HPE
684214-B21SUBSTITUTE
HP NIC 560FLB 10GbE 2-Port PCI-E-2.0x8 Ethernet BL-c FlexibleLOM (Intel 82599)
HPE
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FREQUENTLY ASKED QUESTIONS
What is 656243-001?
656243-001 is a HP Ethernet 10GB 2-Port 560FLB Adapter manufactured by HP. It is classified as a NETWORK (10GBE_NIC).
What parts can replace 656243-001?
There are 3 known substitutes for 656243-001: 655639-B21, 655637-001, 684214-B21. Substitute compatibility should be verified for your specific system.
Is 656243-001 still available?
656243-001 is currently Unknown.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026