Lenovo 10/25GBE ISCSI SFP+ Gigabit Ethernet Transceiver Module

Overview

The Lenovo 4M17A13529 is a high-performance SFP28 transceiver module designed to deliver reliable 10GbE and 25GbE connectivity using the iSCSI protocol. It supports data transfer rates up to 25 Gbps through a single SFP+ interface, making it an excellent solution for expanding bandwidth between Lenovo ThinkSystem storage and compute nodes. This module enables seamless scaling from 10 gigabit to 25 gigabit speeds without the need to replace existing fiber infrastructure or network hardware.

Its compact form factor fits directly into compatible Lenovo ThinkSystem controller enclosures, allowing for easy installation or upgrades during maintenance windows with minimal disruption. The module ensures stable and predictable data transport for storage traffic, database replication, and virtual machine migration, all while maintaining compatibility with familiar iSCSI management tools.

Key features

• Dual-speed support for 10GbE and 25GbE operation on the same module, providing flexibility as network demands grow
• Compatibility with the iSCSI protocol to efficiently handle block-level storage traffic in enterprise environments
• High data transfer rates up to 25 Gbps to accommodate bandwidth-intensive applications and workloads
• Compact SFP28 form factor that simplifies installation and replacement in Lenovo ThinkSystem controller enclosures
• Seamless integration with Lenovo networking management tools and support contracts for streamlined operations
• Enables scaling of storage fabrics and private cloud infrastructures without costly hardware changes

Key specs

• Data rates: 10 GbE and 25 GbE
• Interface: Single SFP28 slot
• Protocol support: iSCSI for block-level storage traffic
• Form factor: SFP28 transceiver module
• Compatible systems: Select Lenovo ThinkSystem controller enclosures

Connectivity and compatibility

This transceiver module plugs into a single SFP28 slot, providing a straightforward upgrade path for Lenovo ThinkSystem environments. It supports both 10 gigabit and 25 gigabit Ethernet speeds, allowing it to work with existing fiber runs and network hardware configured for these standards. The module’s iSCSI protocol support ensures compatibility with storage networks that rely on block-level data transfer, making it suitable for virtualized clusters, backup targets, and mixed-traffic data centers.

Ideal uses and environments

The Lenovo 4M17A13529 is well suited for data centers and enterprise environments that require scalable, high-speed storage connectivity. It fits naturally into setups involving all-flash arrays, dedicated storage fabrics, or private cloud infrastructures where predictable and fast data transport is critical. IT teams managing Lenovo ThinkSystem storage and compute nodes will find this module a practical choice for expanding bandwidth without extensive hardware changes, supporting growth and evolving workload demands efficiently.