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| Part Number: | P26259-B21 |
|---|---|
| Manufacturer: | HPE |
| Networking: | Network Adapter |
| Model: | Broadcom BCM57412 |
| Description: | Buy HPE P26259-B21 BCM57412 Network Adapter. Genuine part with fast worldwide shipping from Euroland IT Store UK. |
| Availability: | In Stock |
The HPE P26259-B21 Broadcom BCM57412 Ethernet Adapter provides two 10Gb SFP+ network connections for compatible HPE servers. Its stand-up PCIe design makes it suitable for supported server expansion slots, helping businesses maintain or upgrade high-speed Ethernet connectivity.
Built around the Broadcom BCM57412 controller, this adapter supports enterprise networking features including RDMA over Converged Ethernet (RoCE), SR-IOV and network boot capabilities. It is intended for environments using compatible SFP+ optical transceivers or direct-attach cables.
| Specification | Details |
|---|---|
| Manufacturer | HPE |
| Part Number | P26259-B21 |
| Controller | Broadcom BCM57412 |
| Product Type | Ethernet Network Adapter |
| Number of Ports | 2 |
| Port Interface | SFP+ |
| Supported Ethernet Speeds | 1GbE and 10GbE with qualified connections |
| Host Interface | PCI Express 3.0 x8 |
| Form Factor | Stand-up PCIe adapter |
| Typical Power Consumption | 7.9W |
| Maximum Power Consumption | 9.1W |
| RDMA | RoCEv1 and RoCEv2 |
| Virtualisation | SR-IOV |
| Network Boot | UEFI PXE and Legacy BIOS PXE |
| iSCSI Remote Boot | UEFI, subject to platform support |
| IP Support | IPv4 and IPv6 |
| Server Compatibility | Selected HPE ProLiant server configurations |
| Condition Options | New and Refurbished, subject to availability |
HPE lists P26259-B21 among its Ethernet adapter options for selected ProLiant server platforms. Compatibility depends on the exact server generation, supported PCIe slot, riser configuration, firmware and operating system.
Before purchasing, confirm that the adapter is included in your server’s HPE QuickSpecs. Also check whether a full-height or low-profile mounting bracket is required.
This product is a stand-up PCIe adapter. It cannot be installed directly into an OCP 3.0 networking slot.
The P26259-B21 features two SFP+ ports supporting 10Gb Ethernet. Qualified 1Gb connections may also be supported, depending on the selected transceiver and network equipment.
Optical connections require compatible transceivers and suitable fibre cabling. Direct-attach copper cables can provide an alternative for short connections between servers and switches.
Buyers should confirm the required connection distance, switch compatibility and supported transceiver part numbers before ordering. Optical modules and cables are not guaranteed to be included.
The Broadcom BCM57412 controller supports RoCEv1 and RoCEv2 for compatible RDMA-enabled workloads. HPE also documents SR-IOV and tunnelling offloads, including VXLAN, NVGRE and GENEVE.
These capabilities can be useful in virtualised data centres and supported storage networking environments. Their operation depends on compatible drivers, firmware, operating systems and network configuration.
Both adapters use the Broadcom BCM57412 controller and provide two 10Gb SFP+ ports, but their physical installation formats differ.
These products are not physically interchangeable. Select the adapter format specifically supported by your server.
A New or unused adapter may suit planned network upgrades or spare-part inventory. Confirm the product condition, packaging, mounting brackets, warranty and availability before ordering.
A Refurbished P26259-B21 may be a cost-effective option for maintaining compatible HPE infrastructure. Before purchasing, request confirmation of physical inspection, adapter recognition and functional testing of both SFP+ ports.
For either condition, verify the supplied accessories, warranty terms and UK delivery arrangements.
Before installation, check the server maintenance guide and confirm the supported PCIe slot and bracket arrangement. Record any existing network settings if replacing an installed adapter.
After fitting the card, install supported firmware and drivers. Connect qualified SFP+ transceivers or cables, then verify link detection and negotiated speeds on both ports.
If SR-IOV, RoCE or network boot is required, test those functions before returning the server to production.
Related products are included for navigation and are not guaranteed to be compatible or interchangeable with P26259-B21.
Euroland IT Store helps UK businesses source HPE server networking components, replacement parts and enterprise IT hardware.
Contact our team to confirm P26259-B21 availability, New or Refurbished condition, pricing, warranty terms and UK delivery options.
For compatibility assistance, provide your server model, existing adapter part number and required SFP+ connectivity.
Request a Quote for HPE P26259-B21
HPE P26259-B21 is a Broadcom BCM57412 Ethernet 10Gb 2-Port SFP+ stand-up PCIe network adapter for compatible HPE servers.
Yes. It provides two SFP+ ports supporting 10Gb Ethernet with qualified transceivers, cables and network equipment.
No. It is a stand-up PCIe 3.0 x8 adapter. P26256-B21 is the related OCP 3.0 version.
Yes. It supports RoCEv1 and RoCEv2 in compatible network environments with suitable firmware, drivers and configuration.
New and Refurbished options may be available through Euroland IT Store. Contact the team to confirm stock, testing, warranty and UK delivery.
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