Name: 728991-B21 HP 2x10Gb/s SFP+ PCIe 571flr Network Adapter Dual Ports
Brand: HP
SKU: 728991-B21
Price: 269.00 USD
Availability: InStock
Rating: 4.8 (112 reviews)

Product Overview
The 728991-B21 HP 2 x Ports 10Gb/s PCI-Express 571flr SFP+ Network Adapter provides dual high-speed 10 Gigabit Ethernet connections via SFP+ ports. Designed to fit into PCI-Express slots in enterprise servers, it supports advanced network protocols and is commonly utilized in data center and server rack environments where consistent network throughput and low latency are essential.

General Information
Brand	HP

Technical Information
Product Type	Network Interface Card
Virtualization Support	SR-IOV
Data Rate (Speed)	10GbE
Interface (Bus)	PCIe 3.0 x8
Number of Ports	2-Port (Dual)
OS Compatibility	Windows Server 2022, RHEL, VMware ESXi
Offload Support	PXE Boot, Wake-on-LAN (WoL), Jumbo Frames
Bracket Height	Low Profile (Half Height)

Connectivity & Physical
Form Factor	Mezzanine (LOM)
Port Type	SFP+
Cabling Type	Fiber Optic (MMF)
Weight	3.00
Condition	Refurbished

Miscellaneous
Assembly Required	No
Compliance Standards	WEEE, RoHS, CE, FCC

Product Description
The 728991-B21 HP 2 x Ports 10Gb/s PCI-Express 571flr SFP+ Network Adapter delivers robust network performance for demanding data environments. Often found in enterprise server setups, it provides reliable, high-throughput connectivity essential for modern network infrastructures. IT professionals and data center administrators benefit from its streamlined integration and consistent performance. Key Features Provides two 10 Gigabit Ethernet SFP+ ports for flexible network configurations Utilizes PCI-Express architecture to ensure low latency and high bandwidth Supports a variety of network protocols to enhance compatibility and performance Engineered for efficient server rack and blade enclosure use Delivers enhanced throughput for virtualization and storage networking demands This adapter plays a critical role in enabling smooth data flow and maintaining network stability within server environments. It is designed to meet the reliability and performance needs of complex IT infrastructures without unnecessary complexity.

Use Cases
This network adapter is typically deployed in enterprise data centers and high-performance computing environments where fast and reliable network connections are critical. It is suited for IT teams managing server infrastructures requiring scalable and efficient networking solutions. How It's Used: Integrated into HP ProLiant rack servers to enable 10GbE connections with SFP+ transceivers Used in blade server chassis to provide uplink ports for high-bandwidth data traffic Deployed in virtualization hosts to support heavy network loads and multiple virtual machines Connected to storage area networks (SANs) requiring fast and stable data transfer Installed in enterprise IT setups requiring redundancy through dual-port connectivity By providing reliable, rapid network access, this adapter supports seamless operational workflows and helps maintain the performance levels needed in demanding IT environments.

Tech Atlantix

728991-B21 HP 2x10Gb/s SFP+ PCIe 571flr Network Adapter Dual Ports

728991-B21

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