FT-MCX4121A-ACAT 25GbE Dual-Port SFP28 Ethernet Network Adapter

The FT-MCX4121A-ACAT is a dual-port 25GbE SFP28 network adapter from F-tone Networks, compatible with NVIDIA Mellanox ConnectX-4 Lx EN (MCX4121A-ACAT) deployments. Each SFP28 port runs at 25, 10 or 1 GbE, and the PCIe 3.0 x8 interface provides 8.0 GT/s of host bandwidth. RDMA support lowers latency for demanding workloads, and the card accepts 25GBASE-SR/LR optics, 25G AOC/DAC as well as 10G SFP+ media. Tall and short bracket options fit full-height and low-profile servers. It suits data center, cloud and enterprise servers that standardize on 25GbE connectivity.

Key Features

• Dual-port 25GbE SFP28 Ethernet adapter
• Compatible with NVIDIA Mellanox ConnectX-4 Lx EN (MCX4121A-ACAT)
• 25, 10 and 1 GbE data rates per port
• PCIe 3.0 x8 host interface at 8.0 GT/s
• RDMA support for low-latency workloads
• Media: 25GBASE-SR/LR, 25G AOC/DAC, 10GBASE-SR/LR and 10G SFP+ DAC/AOC; tall and short bracket options

Applications

• Data center and cloud server 25GbE connectivity
• Low-latency RDMA workloads and storage networks
• Enterprise networks standardizing on 25GbE

Compatible Brands: NVIDIA / Adva / Dell / HP / HPE / Nec

Specifications

Parameter	Value
Part Number	FT-MCX4121A-ACAT
Controller	4121A-ACAT
Vertical Segment	Server
Data Rate per Port	25/10/1GE
Port Configuration	Dual Port SFP28
Bus Type	PCI Express X8
System Interface	PCIe v3.0 (8.0GT/s)
Bracket Height	Low-profile and full-height
RDMA Support	Yes
Operating Temperature	Commercial / industrial / military grade optional
Transmission Media	25GBASE-SR/LR 25G AOC, DAC 10GBASE-SR/LR 10G SFP+ DAC,AOC

Contact Us

For pricing, datasheets and OEM/ODM inquiries, contact the F-tone Networks sales team: una@f-tone.com / betty@f-tone.com · WhatsApp: +86 17761163895