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

Keep your server running at peak performance with the HPE P58457-B21 CPU Heatsink – the essential upgrade that prevents overheating and downtime. This passive air‑cooling solution delivers reliable temperature control, so you can focus on your workload without worrying about thermal throttling.

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

Designed specifically for HPE ProLiant servers, this heatsink combines an aluminum base with copper fins to maximize heat dissipation. Its compact 287 mm × 135 mm × 252 mm footprint fits seamlessly into the chassis, providing efficient cooling without the need for additional fans.

The passive cooling method eliminates moving parts, reducing noise and power consumption while extending the lifespan of your server components. Compatibility is guaranteed for model‑specific ProLiant systems, ensuring a perfect fit and optimal performance.

Benefit from the same warranty coverage as your base server or the reseller’s warranty, giving you confidence that your investment is protected.

Benefits

• Maintains stable CPU temperatures under heavy workloads
• Passive design reduces noise and power draw
• Durable aluminum and copper construction for long‑term reliability
• Seamless integration with HPE ProLiant server models

Uses of the product

• Cooling high‑performance CPUs in data center racks
• Preventing thermal throttling in virtualized environments
• Extending server uptime during intensive processing tasks
• Replacing worn or damaged OEM heatsinks in ProLiant servers

Features

• Passive air cooling system with no moving parts
• Aluminum base paired with copper heat‑sink fins for superior heat transfer
• Exact dimensions of 287 mm × 135 mm × 252 mm for precise fit
• Model‑specific compatibility with HPE ProLiant servers, covered by base server warranty