HPE P47184-B21 MR416i-a PCIe Gen4 RAID Controller
Key Features :
• PCIe Gen4 interface for high data throughput
• 12 Gb/s SAS support for enterprise drives
• Hardware RAID support (0,1,5,6,10)
• 4GB cache with data protection
• Designed for HPE ProLiant Gen11 servers
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HPE P47184-B21 MR416i-a PCIe Gen4 RAID Controller – In Dubai
Overview :
The HPE P47184-B21 is an internal storage controller designed for HPE ProLiant Gen11 servers, providing RAID functionality and high-speed data management for enterprise storage environments. It is deployed by system administrators and data center engineers to manage SAS and SATA drives with hardware-based RAID capabilities, improving data protection and storage performance.
This controller operates on a PCIe Gen4 interface and supports 12 Gb/s SAS connectivity, enabling high-throughput communication between the server and attached drives. It includes integrated cache support to accelerate read/write operations and improve overall I/O performance in transactional and virtualized workloads.
The MR416i-a is installed directly within supported ProLiant server systems and connects to internal drive backplanes, making it suitable for rack-mounted and dense server configurations. It is commonly used in environments where multiple drives are configured in RAID arrays to provide redundancy and performance scaling.
Integration is aligned with HPE’s Smart Storage ecosystem, allowing management through HPE server tools and firmware utilities. It supports standard RAID levels and integrates with system monitoring for drive health, array status, and predictive failure alerts.
In real-world deployments, this controller is used in database servers, virtualization hosts, and enterprise applications requiring reliable data redundancy. It is not intended for software-defined storage environments where RAID is managed at the OS level, or for ultra-high-performance NVMe-only storage architectures.
Typical Deployment Scenarios :
• RAID configuration for HPE ProLiant Gen11 servers
• Virtualization hosts requiring storage redundancy
• Database servers with hardware RAID requirements
• Enterprise applications with multi-drive arrays
• Internal server storage management with SAS/SATA drives
Technical Specifications :
| Specification | Details |
|---|---|
| Brand | HPE |
| Part Number | P47184-B21 |
| Product Type | Storage Controller (RAID Controller) |
| Controller Model | MR416i-a |
| Interface | PCIe Gen4 |
| SAS Speed | 12 Gb/s |
| Supported Drives | SAS and SATA |
| RAID Levels | 0, 1, 5, 6, 10 |
| Cache | 4GB cache (with cache protection) |
| Ports | Internal SAS lanes via backplane connection |
| Form Factor | Internal plug-in module |
| Compatibility | HPE ProLiant Gen11 servers |
| Management | HPE Smart Storage tools |
| Data Protection | Hardware RAID with cache protection |
| Use Case | Enterprise internal storage arrays |
Compatibility / Ecosystem :
• Compatible with HPE ProLiant Gen11 server platforms
• Integrates with HPE Smart Storage management ecosystem
• Supports SAS and SATA enterprise drives
• Works with internal backplane-connected storage
Additional information
| Weight | 0.20 kg |
|---|---|
| Dimensions | 25 × 12 × 6 cm |
| Brand | HPE |
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