01KP655 Lenovo 120-Watts 2U Al Extrusion Standard HeatSink for Thinksystem SR550 / SR650 / SR590

The Lenovo 01KP655 120‑Watt 2U aluminum extrusion standard heatsink is engineered to provide reliable thermal management for Thinksystem SR550, SR650, and SR590 servers. Its 2U form factor matches the standard rack‑mount footprint, while the aluminum extrusion construction offers robust heat dissipation. Designed for the 120‑Watt power envelope, this heatsink supports the thermal requirements of the specified Thinksystem models, ensuring consistent performance and longevity in data‑center environments. It is a standard replacement part that integrates seamlessly with existing server configurations, requiring no additional modifications. The heatsink’s precise dimensions and mounting design align with Lenovo’s quality standards, making it suitable for both new deployments and upgrade scenarios.