Server Adapters

LREC9812AF-2SFP+
PCIe 2.0 x8 Dual-Port 10G SFP+ Network Adapter (Broadcom BCM57810 Based)

Dual-port 10G SFP+ PCIe network adapter based on Broadcom BCM57810 for data centers.

Broadcom BCM57810 Controller Dual-Port 10G SFP+ Fault Tolerance & Redundancy Virtualization Ready
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LREC9812AF-2SFP+
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Overview Accessories Specifications Drivers Firmware & Tutorials Version Query

Product Overview

When network I/O bottlenecks hinder virtualization performance in enterprise servers, reliable dual-path connectivity becomes essential for maintaining uptime. The LREC9812AF-2SFP+ network adapter addresses this by enabling redundant link aggregation.

Built on the Broadcom BCM57810 controller, this card delivers 10Gbps per port over PCIe 2.0 x8, eliminating bandwidth constraints in multi-network deployments. With support for Jumbo Frames up to 15KB and FCoE offload, it reduces CPU overhead during heavy data transfers, ensuring efficient storage networking integration.

Ideal for mission-critical applications requiring real-time failover, this adapter ensures uninterrupted communication by routing traffic from faulty ports automatically. Unlike generic alternatives, its Broadcom foundation offers proven compatibility with VMware ESXi and Windows Server, making it a dependable choice for data center upgrades.

Broadcom BCM57810 Controller

Developed on the basis of Broadcom chip BCM57810 for reliable enterprise performance.

Dual-Port 10G SFP+

Flexible dual-port 10GbE link rate facilitating ease of use in multi-network deployments.

Fault Tolerance & Redundancy

Bundles and aggregates multiple ports to protect network performance and expand bandwidth.

Virtualization Ready

Supports FCoE and iSCSI offloads for next-generation data center virtualization needs.

Wide OS Compatibility

Supports Windows Server, VMware ESXi, Linux distributions, and domestic OS platforms.

Compatible Accessories

High-quality optical modules and cables for optimal compatibility with your network adapter.

Technical Specifications

Complete technical details for integration and deployment planning.

Controller

LREC9812AF-2SFP+ - Controller Specifications
Chipset Broadcom BCM57810

Bus Interface

LREC9812AF-2SFP+ - Bus Interface Specifications
Bus Type PCIe v2.0 (5.0GT/s) x8; compatible with x16

Ports

LREC9812AF-2SFP+ - Ports Specifications
Connector 2*10G SFP+
Data Rate Per Port 1/10Gbps
Cable Medium Fiber Optics
Cable Type 10GBASE-SR, 10GBASE-LR, 1000BASE-SX, 1000BASE-LX

Power

LREC9812AF-2SFP+ - Power Specifications
Power Supply PCIe
Power (min) 6.084W
Power (max) 7.776W

Protocols

LREC9812AF-2SFP+ - Protocols Specifications
Protocol Support IEEE 802.3ae, IEEE 802.3ad, IEEE 802.3q, IEEE 802.3az, IEEE 802.3, IEEE 802.1Qau

Features (Yes)

LREC9812AF-2SFP+ - Features (Yes) Specifications
Feature Support (Yes) Ethernet Power Management, PXE, iSCSI, Jumbo Frame, UEFI, FCoE
Jumbo Data Frame Max 15KB

Features (No)

LREC9812AF-2SFP+ - Features (No) Specifications
Feature Support (No) DPDK, WoL, SCAN CHAIN, VMDq, SR-IOV, 1588 PTP

Environment

LREC9812AF-2SFP+ - Environment Specifications
Operating Temperature 0℃ to 55℃ (32 ℉ to 131 ℉)
Storage Temperature -40 ℃ to 65 ℃ (-40 ℉ to 149 ℉)
Storage Humidity Maximum: 90% non-condensing relative humidity at 35 ℃
ESD Contact Discharge ±4KV
Certification FCC, CE, RoHS

Physical Features

LREC9812AF-2SFP+ - Physical Features Specifications
Bracket Height Low Profile & Full Height
PCB Size (LxWxH) 164.83 x 68.89 x 1.6 mm
Package Size (LxWxH) 222 x 147 x 28 mm

System Support

LREC9812AF-2SFP+ - System Support Specifications
OS Compatibility Windows 8/8.1/10/11, Windows Server 2012/2016/2019/2022, Deepin 15.11/20/20.6/20.9, VMware ESXi 6.5/6.7/7.0, Galaxy Unicorn v10, NeoKylin 7.6, RHEL/CentOS 7.9/8.2/8.3, Ubuntu 16.04.3/18.04.5/20.04.1/22.04.2, SUSE 12SP5/15SP4, FreeBSD 12.2/13.2, ZTE New Fulcrum 5.0.5/3.2.2, Asianux Server v7.0, Zhongke Fangde server operating system, EmindOS, iKuai router

Driver Downloads

Latest certified drivers for all supported operating systems, ensuring optimal performance and compatibility.

Windows 1 driver
LREC9812AF-2SFP+_win_driver
2026-05-21
Linux 1 driver
LREC9812AF-2SFP+_linux_driver
2026-05-21

Firmware & Tutorial Downloads

Firmware updates, setup guides and documentation to get started quickly.

LREC9812AF-2SFP+-V2.1-20231114-Test_report
2025-05

Version Identification & Query

Look up product firmware versions, hardware revisions, and OS compatibility by entering your part number or hardware version.

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