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Product Code: CFHO-519
MPN #: P48904-B21
Upgrade your server’s reliability and performance instantly with the HPE P48904-B21 ProLiant DL3X0 Gen11 Server CPU Heatsink HighPerformance CoolUnit. This precision‑engineered heatsink delivers superior thermal management, keeping your CPUs cool even during the most demanding workloads. When heat is controlled, your server runs faster, lasts longer, and stays online when you need it most.
Designed specifically for HPE ProLiant DL3X0 Gen11 rack servers, this OEM heatsink fits seamlessly into the existing chassis layout. Its aluminum and copper construction provides excellent heat transfer while the black metallic finish matches the server’s aesthetic.
The passive cooling design works hand‑in‑hand with the server’s airflow system, eliminating the need for additional fans or power. Operating comfortably from 0 °C to 70 °C, it maintains optimal CPU temperatures across the full range of data‑center environments.
Installation is straightforward thanks to the OEM socket mounting, allowing you to replace or upgrade the heatsink without complex tools or downtime. Once installed, you’ll notice immediate stability and reduced thermal throttling.
| Specification | Details |
|---|---|
| Brand | HPE |
| Model | P48904-B21 |
| Part Number | P48904-B21 |
| Product Type | Server CPU Heatsink |
| Category | Air Coolers |
| Material | Aluminum / Copper base (typical for server heatsinks) |
| Color | Black / Metallic (OEM finish) |
| Compatibility | HPE ProLiant DL3X0 Gen11 servers |
| Dimensions (L × W × H) | 222 × 252 × 65 mm |
| Cooling Method | Passive heatsink, optimized with server chassis airflow |
| Mounting Type | OEM socket mounting for DL3X0 Gen11 CPUs |
| Operating Voltage | Not applicable |
| Operating Temperature | 0 °C to 70 °C (server ambient range) |
| Application | CPU cooling in HPE ProLiant Gen11 rack servers |
| Notes | High-performance OEM heatsink for reliable thermal management in servers |
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We are retiring PICOPC Products MNHO-073, MNHO-048 and MNHO-043 and they have reached EOL (End Of Life) as we are introducing new products with better technology. We would recommend you to look into MNHO-095. For Untangle, pfSense, OPNsense, Windows 11, Proxmox VE etc. we recommend MNHO-095 whereas for Sophos, Kerio Control and Endian, we would recommend MNHO-069. (A complete list of supported OS can be found in each product's listing)