Lenovo 5M MLX HDR Optical QSFP56 CBL - 4Z57A72554

Lenovo 4Z57A72554 Active Optical Cable

Overview

The Lenovo 4Z57A72554 is a 5-meter 25G SFP28 Active Optical Cable designed for high-speed data interconnects within Lenovo ThinkSystem server environments. This cable facilitates direct server-to-server or server-to-storage communication, crucial for demanding workloads like AI/ML training, HPC clusters, or high-throughput data analytics where low latency and maximum bandwidth are paramount. It is specifically engineered to connect devices utilizing SFP28 interfaces, enabling data rates up to 25 Gbps per lane.

Compatibility

This cable is compatible with Lenovo ThinkSystem servers and adapters that feature SFP28 ports. Specifically, it is designed for use with systems supporting the NVIDIA ConnectX-7 NDR200/HDR/200GbE QSFP112 adapters, such as the ThinkSystem SD650 V3 and SC750 V4 platforms. It also supports other Lenovo networking components requiring 25G SFP28 connectivity.

Installation Notes

Ensure both SFP28 ports on the connected devices are clean before insertion. The cable's active optical nature means it contains internal electronics; handle with care to avoid physical damage. The maximum supported distance for 25 Gbps over this active optical cable is 5 meters, providing a reliable link for rack-level deployments.