FOR 657398-002 160W Liquid Cooling Heatsink & Fan — Compatible with Z820 Z420 Z620 Z640 Z440 Workstations

Replacement 160W liquid-cool heatsink (part 657398-002) designed for Z820, Z420, Z620, Z640 and Z440 workstation models. This liquid cooling solution includes the heatsink and cooling fan components to handle up to 160W thermal loads, restoring proper server/workstation cooling performance in compatible systems.