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AP837B
HP P2000 G3 MSA FC/iSCSI Controller
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AP837B
HP P2000 G3 MSA FC/iSCSI Controller
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AP837B is a high-performance NAS storage system featuring 8 drive bays that support SATA HDD, SAS HDD, and SATA SSD configurations for a maximum storage capacity of 512 TB. It offers RAID 0, RAID 1, RAID 5, and RAID 6 levels, is powered by an Intel Xeon processor with 8 cores, and comes with 16 GB of pre-installed DDR4 RAM upgradeable to 64 GB. The system includes USB 3.2 and 10GbE network interfaces with 4 LAN ports, supports expansion, and is equipped with an active cooling system and redundant power supplies rated at 750W.
AP837B is engineered for mission-critical applications including SMB backup, enterprise data centers, virtualization, and media server deployments. Designed to deliver robust network performance and data integrity, this NAS storage solution integrates advanced RAID configurations, high-speed connectivity, and comprehensive expansion options to meet the demands of diverse storage environments.
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In a mid-sized enterprise running VMware vSphere, the AP837B-HP P2000 G3 MSA FC/iSCSI Controller centralizes SAN storage for multiple ESXi hosts. This use case delivers simplified LUN provisioning, dynamic tiering and up to 400,000 IOPS, resulting in streamlined management, predictable performance and 30% lower TCO.
A financial services firm deploys the AP837B-HP P2000 G3 MSA FC/iSCSI Controller to host mission-critical SQL Server clusters over 16-Gb Fibre Channel. By leveraging hardware-accelerated caching and multi-path I/O, the solution achieves sub-millisecond latency and 99.99% uptime, ensuring real-time analytics and resilient transaction processing.
An international retail chain implements Metro and asynchronous replication between primary and DR sites via the AP837B-HP P2000 G3 MSA FC/iSCSI Controller. This scenario enables continuous data protection, policy-driven snapshots and failover orchestration, delivering RPOs under 15 minutes and sub-hour RTOs for business continuity.
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 AP837B |  Q1J29A |  E7W00A |  Q1J30A |  K2Q89A | |
|---|---|---|---|---|---|
| Product Type | Storage System | Storage System | Storage System | Storage System | Storage System |
| Storage Type | NAS | NAS | SAN | NAS | SAN |
| Form Factor | Rackmount | Rackmount | Rackmount | Rackmount | Rackmount |
| Bay Count | 8-bay | 16-bay | 16-bay | 8-bay | 12-bay |
| Supported Drive Types | SATA HDD / SAS HDD / SATA SSD | Mixed | Mixed | SATA HDD / SATA SSD / NVMe SSD | Mixed |
| Hot-Swap Support | Yes | Yes | Yes | Yes | Yes |
| Max Supported Capacity | 512 TB | 512 TB | 512 TB | 256 TB | 1 PB |
| RAID Support | RAID 0 / RAID 1 / RAID 5 / RAID 6 | RAID 0 / RAID 1 / RAID 5 / RAID 6 / RAID 10 / JBOD | RAID 0 / RAID 1 / RAID 5 / RAID 6 / RAID 10 | RAID 0 / RAID 1 / RAID 5 / RAID 10 | RAID 0 / RAID 1 / RAID 5 / RAID 6 / RAID 10 / RAID 50 / RAID 60 / JBOD |
| CPU Type | Intel Xeon | Intel Xeon | Intel Xeon | Intel Xeon | Intel Xeon |
| CPU Cores | 8 | 8 | 8 | 6 | 8 |
| Installed RAM | 16 GB | 16 GB | 16 GB | 16 GB | 16 GB |
| Max RAM Capacity | 64 GB | 64 GB | 64 GB | 64 GB | 128 GB |
| RAM Type | DDR4 | ECC DDR4 | ECC DDR4 | DDR4 | ECC DDR4 |
| Network Ports | 10GbE | 10GbE | 10GbE | 10GbE | 10GbE |
| LAN Ports | 4 | 4 | 4 | 4 | 2 |
| USB Ports | USB 3.2 | USB 3.2 | USB 3.2 | USB 3.2 | USB 3.2 |
| Expansion Support | Yes | Yes | Yes | Yes | Yes |
| Cooling | Active | Redundant Fan | Redundant Fan | Active | Redundant Fan |
| Power Supply | Redundant | Redundant | Redundant | Redundant | Redundant |
| Power Supply Wattage | 750W | 750W | 750W | 350W | 500W |
| Operating System | Custom OS | Custom OS | Custom OS | Custom OS | Custom OS |
| Snapshot Support | Yes | Yes | Yes | Yes | Yes |
| Cloud Sync Support | Yes | Yes | Yes | Yes | Yes |
| Virtualization Ready | Yes | Yes | Yes | Yes | Yes |
| iSCSI Support | Yes | Yes | Yes | Yes | Yes |
| Surveillance Support | No | Yes | No | No | No |
| Use Case | Enterprise Data Center | Enterprise Data Center | Enterprise Data Center | SMB / Enterprise Data Center / Media Server / Virtualization | Enterprise Data Center |
| Product Name | AP837B Storage System | Q1J29A Enterprise Storage Array | E7W00A Enterprise Storage Array | Q1J30A Enterprise NAS Storage System | K2Q89A SAN Storage System |
| Height | 3.5 inches | 3.5 inches | 3.5 inches | 3.5 inches | 3 inches |
| Width | 17 inches | 17.5 inches | 17.5 inches | 17.5 inches | 17 inches |
| Depth | 20 inches | 27.5 inches | 28.0 inches | 28.0 inches | 28 inches |
| Weight | 25 lbs | 45 lbs | 50 lbs | 45 lbs | 25 lbs |
Controller replacement restored full functionality.
Easy swap and immediate recognition.
Reliable spare component.
No issues after installation.
Good quality replacement part.
The HP P2000 G3 MSA FC/iSCSI Controller (AP837B) is a dual‐port Fibre Channel and iSCSI RAID controller designed to deliver high-performance SAN connectivity for midrange HP P2000 storage arrays.
The AP837B supports two 8 Gb Fibre Channel (FC) ports and two 1 Gb/10 Gb iSCSI Ethernet ports, enabling flexible SAN deployment over FC or IP networks.
The HP P2000 G3 MSA AP837B offers up to four host connections—two FC and two iSCSI—allowing simultaneous multi-protocol access for up to 64 servers.
The controller delivers up to 16 Gb/s aggregate Fibre Channel throughput and 20 Gb/s aggregate iSCSI performance over dual 10 GbE ports.