Name: Mellanox MCX4121A-ACFT Ethernet 10/25Gb 2-Port FLR-SFP28 Adapter
Brand: Mellanox
SKU: MCX4121A-ACFT
Price: 44.00 USD
Availability: InStock
Rating: 4.8 (114 reviews)

Product Overview
The MCX4121A-ACFT Ethernet adapter offers dual 10/25Gb ports in a FlexibleLOM form, making it a versatile choice for servers needing compact but powerful network interfaces. It fits into various server models to provide fast, low-latency connectivity essential for modern data center and enterprise networking tasks.

General Information
Brand	Mellanox
Part Number	MCX4121A-ACFT

Technical Information
Chipset/Controller	Mellanox ConnectX-4 Lx (MCX4121A)
Virtualization Support	SR-IOV, VMDq, VXLAN, NVGRE, Geneve, NetQueue, vNIC
Data Rate (Speed)	25GbE
Data Center Bridging	Yes
Storage Over Ethernet	iSCSI, NFS, SMB Direct
Interface (Bus)	PCIe 3.0 x8
Number of Ports	2-Port (Dual)
OS Compatibility	Windows Server 2022, VMware ESXi 8.0, RHEL
Network Management	SNMP, RMON, NC-SI
Offload Support	RDMA, RoCE v2, iSCSI, FCoE, PXE Boot, Wake-on-LAN (WoL), RoCE v1, Jumbo Frames
Bracket Height	Low Profile (Half Height)

Connectivity & Physical
Form Factor	Mezzanine (LOM)
Port Type	SFP28
Cabling Type	AOC
Weight	5.00
Condition	Refurbished

Miscellaneous
Assembly Required	Yes
Eco Friendly	Yes
Compliance Standards	WEEE, RoHS, cURus, CE, FCC, CCC, UL, TUV, cULus, CSA, cUL

Product Description
The MCX4121A-ACFT is a dual-port Ethernet adapter built for demanding data center environments requiring 10 or 25 Gigabit connectivity. It is commonly found in servers where space-saving and high-performance network cards are essential. IT professionals and network administrators use this adapter to optimize bandwidth and reduce latency for critical applications. Key Features Provides two independent 10/25Gb Ethernet interfaces for flexible networking setups Equipped with SFP28 ports compatible with fiber or direct attach cables Utilizes FlexibleLOM form factor to fit a wide range of server architectures Delivers PCIe 3.0 x8 connectivity ensuring fast data exchange with the host Includes robust driver support for major operating systems like Linux and Windows This adapter is typically deployed in enterprise data centers, high-performance computing clusters, and storage networks where reliable and fast networking is critical. Its ability to fit in flexible server slots while maintaining strong throughput helps maintain efficient and scalable network infrastructures.

Use Cases
The Mellanox MCX4121A-ACFT Ethernet adapter is primarily utilized in data center and enterprise server environments where high-speed, low-latency network connectivity is critical. It is ideal for IT professionals managing virtualized workloads or storage clusters that require reliable 10/25Gb connections in a compact FlexibleLOM form factor. How It's Used: Integrating into blade servers within large data centers to enhance throughput for virtual machine traffic. Deploying in hyper-converged infrastructure to support high-bandwidth storage area networks (SANs). Upgrading enterprise IT servers for improved performance in latency-sensitive financial trading applications. Enabling edge computing nodes with compact networking solutions that maintain data integrity at high speeds. Supporting high-performance computing clusters where efficient inter-node communication is vital. This adapter supports operational efficiency by delivering scalable network performance tailored to demanding enterprise environments. Its FlexibleLOM design facilitates seamless integration, enabling organizations to optimize server density and network capabilities without compromising speed or reliability.

Tech Atlantix

Mellanox MCX4121A-ACFT Ethernet 10/25Gb 2-Port FLR-SFP28 Adapter

MCX4121A-ACFT

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