HPE P58457-B21 CPU Heatsink / Radiator Block – HPE ProLiant Server Cooling

Upgrade your server’s reliability with the HPE P58457-B21 CPU Heatsink – the ultimate solution for keeping your processor cool under heavy workloads. This precision‑engineered heatsink delivers consistent thermal performance, so you can avoid costly downtime and maintain peak efficiency.

HPE P58457-B21 CPU Heatsink / Radiator Block – HPE ProLiant Server Cooling

Designed specifically for HPE ProLiant servers, this passive air cooling block fits seamlessly into model‑specific configurations. Its aluminum and copper construction transfers heat away from the CPU quickly, ensuring stable operation even during intensive processing tasks.

Measuring 287 mm × 135 mm × 252 mm, the heatsink offers a compact footprint without sacrificing cooling capacity. It inherits the server’s base warranty, giving you confidence that the component will perform reliably throughout its service life.

Benefits

• Maintains optimal CPU temperature, reducing risk of thermal throttling.
• Passive cooling eliminates the need for additional fans, lowering noise and power consumption.
• Exact fit for HPE ProLiant models ensures quick, tool‑free installation.
• Durable aluminum and copper build provides long‑term reliability and easy maintenance.

Uses of the product

• Cooling high‑performance CPUs in data‑center HPE ProLiant servers.
• Replacing worn or damaged heatsinks to restore original thermal performance.
• Upgrading legacy servers to meet modern workload temperature requirements.
• Supporting virtualization and cloud environments where uptime is critical.

Features

• Passive air cooling method with no moving parts for silent operation.
• Precision‑machined aluminum and copper materials for efficient heat transfer.
• Model‑specific compatibility with HPE ProLiant server line.
• Dimensions of 287 mm × 135 mm × 252 mm fit standard rack‑mount configurations.