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LRES1021PF-2SFP28 LR-Link 25G PCIe 4.0 x8 Ethernet Network Card

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LRES1021PF-2SFP28
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Warranty extension for up to 6 years
Warranty extension for up to 6 years
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Happyware Article Number:
SE2N6482-520173
Manufacturer Number:
LRES1021PF-2SFP28
Brand:
LR-Link
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Description Technical details Warranty & Technical Support Reviews Bulk Deals

LRES1021PF-2SFP28

High-Performance PCIe 4.0 x8 25GbE Dual-Port NIC for low-latency fabrics with the LRES1021PF-2SFP28

The LRES1021PF-2SFP28 is a dual-port 25GbE SFP28 adapter based on the Intel Ethernet Controller E810, engineered for modern CPU platforms requiring deterministic bandwidth, efficient packet processing, and scalable I/O. LRES1021PF-2SFP28 integrates PCIe 4.0 x8 connectivity, hardware offloads for virtualization overlays, and storage networking acceleration to align with dense compute, hypervisor hosts, and east-west traffic patterns.

Why Choose the LRES1021PF-2SFP28?

The LRES1021PF-2SFP28 delivers high port density and consistent throughput with RDMA (RoCE v2/iWARP) and DPDK-ready offloads, supporting predictable performance at scale.

LR-Link focuses on robust enterprise NIC engineering with validated interoperability, precise timing via IEEE 1588 PTP, and deployment flexibility using full-height and low-profile brackets for standardized data centre builds.

Key Applications:

  • Server uplinks and ToR connectivity
  • Virtualization and vSwitch datapaths
  • RDMA-enabled east-west fabrics
  • Storage networking offload

At Happyware - Server Hardware you benefit from 24/7 Customer Service for integration and rollout questions around the LRES1021PF-2SFP28, and you can request Non-Binding Offers tailored to fleet deployments and port-density targets.

Technical details of LRES1021PF-2SFP28

Bluetooth:
None
Fabric Type:
Ethernet
Form Factor:
Full-Height, Low Profile
Networking Type:
Ethernet
OS:
Linux Microsoft Windows Server VMware ESXi
Offload Protocols:
DPDK Jumbo Frames support
PCIe Connector:
x1 PCIe 4.0 8 8
Ports:
x2 SFP28 25 Gbps E810 0
Power Consumption:
13.7W
Precision Time Protocol (PTP):
IEEE 1588v1 IEEE 1588v2
RDMA:
RoCE v2 iWARP
Storage Offload:
NFS iSCSI
Supported Speed Profile:
1G 10G 25G
Virtualization:
NVGRE VXLAN GENEVE
WiFi:
None

How long is the Warranty and how you can get technical support for LRES1021PF-2SFP28

Support Portal: https://support.happyware.com

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