This item, P26155-001, is the HPE spare part number for the product described as Mellanox MCX623106AS-CDAT Ethernet 100Gb 2-port QSFP56 Adapter for HPE. Further details below.
Scale your HPE server networking to 100Gb with the Mellanox MCX623106AS-CDAT Ethernet 100Gb 2-port QSFP56 Adapter for HPE (P26155-001). This plug-in PCI Express 4.0 x16 card delivers two 100 Gigabit QSFP56 ports and up to 100 Gbps of throughput, with multi-rate flexibility across 1, 10, 25, 40, 50 and 100 Gigabit Ethernet so you can connect today's infrastructure and grow into tomorrow's. At just 13 watts operational, it packs dense bandwidth into a power-efficient design.
Built for virtualized and data-intensive workloads, P26155-001 supports RDMA, RoCE and RoCE v2, iWARP, SR-IOV, DPDK, RSS, tunnel offload and overlay networking with VXLAN, NVGRE and GENEVE, plus VMware NetQueue and Microsoft VMQ to keep CPU cycles focused on applications. iSCSI, IPv4 and IPv6 support, PXE and UEFI boot, secure boot, hardware root of trust and audit logs round out a secure, manageable adapter. It is supported in a broad range of HPE ProLiant servers, including DL360 Gen11, DL380 Gen11, DL385 Gen11, DL325 Gen10 Plus, DL365 Gen10 Plus, DL380 Gen12 and DL580 Gen12.
HPE Option Part #: P25960-B21
HPE Spare Part #: P26155-001
PRODUCT SPECIFICATIONS FOR P26155-001:
- Device Type: Network adapter
- Form Factor: Plug-in card
- Interface (Bus) Type: PCI Express 4.0 x16
- PCI Specification Revision: PCIe 4.0
- Ports: 100 Gigabit QSFP56 x 2
- Connectivity Technology: Wired
- Data Link Protocol: Gigabit Ethernet, 10 Gigabit Ethernet, 40 Gigabit Ethernet, 100 Gigabit Ethernet, 25 Gigabit Ethernet, 50 Gigabit Ethernet
- Data Transfer Rate: 100 Gbps
- Network / Transport Protocol: iSCSI, IPv4, IPv6
- Features: RDMA support, PXE support, Receive Side Scaling (RSS), UEFI support, Single Root I/O Virtualization (SR-IOV), RDMA over Converged Ethernet (RoCE), Virtual Extensible LAN (VXLAN), Network Virtualization using Generic Routing Encapsulation (NVGRE), RDMA over Converged Ethernet (RoCE) v2, iWARP support, secure boot, Mware NetQueue and Microsoft Virtual Machine Queue (VMQ), Data Plane Development Kit (DPDK), audit logs, tunnel offload, GENEVE support, hardware root of trust
- Interfaces: 2 x 100Gb Ethernet - QSFP56
- Power Consumption Operational: 13 Watt
COMPATIBLE WITH:
PROLIANT DL SERIES
PROLIANT EL SERIES
** This list may not be complete. Contact us via Live Chat if you have any questions about compatibility.
FREQUENTLY ASKED QUESTIONS FOR P26155-001:
- What ports and speeds does P26155-001 provide?
P26155-001 provides two 100 Gigabit QSFP56 Ethernet ports with a data transfer rate up to 100 Gbps per port, and it also supports 1, 10, 25, 40 and 50 Gigabit Ethernet link rates. - Which slot does P26155-001 require?
It is a plug-in card that requires a PCI Express 4.0 x16 slot. Operational power consumption is 13 watts. - Is P26155-001 suitable for RDMA and virtualized environments?
Yes. P26155-001 supports RDMA, RoCE and RoCE v2, iWARP, SR-IOV, DPDK, RSS, tunnel offload, VXLAN, NVGRE and GENEVE, plus VMware NetQueue and Microsoft VMQ, making it well suited to RDMA workloads and virtualized or overlay networks. - Which HPE servers support P26155-001?
Supported models include HPE ProLiant DL360 Gen11, DL380 Gen11, DL385 Gen11, DL345 Gen11, DL325 Gen11, DL365 Gen11, DL325 Gen10 Plus, DL365 Gen10 Plus, DL385 Gen10 Plus, and Gen12 systems such as DL110, DL325, DL340, DL340e, DL380, DL384, DL580 and EL140.
HPE PARTSURFER INFO FOR P26155-001 (P25960-B21)
| Spare PN | Description | |
|---|---|---|
| P26155-001 | SPS-PCA NIC 100G 2p QSFP56 Opn |
Last Updated: 2026-10-06
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This product is warrantied against hardware failure for a period of 1 Year from the date of purchase. Before making a purchase, please take a moment to review our return policy below.
Returns
It is the customer's responsibility to verify compatibility with their machine(s) before placing an order. If an item is ordered by mistake, it can be returned for refund, minus a 25% restocking fee, within 5 business days of receipt. The cost of freight is not refundable.
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Defective Products
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Requesting an RMA
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