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Drive enclosure delivered reliable IO performance.
AP843B
HP P2000 Dual I/O LFF Drive Enclosure
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AP843B
HP P2000 Dual I/O LFF Drive Enclosure
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AP843B is a robust SAN storage solution featuring 8 drive bays that support mixed drive types including SATA HDDs, SAS HDDs, SATA SSDs, and NVMe SSDs, delivering a total storage capacity of up to 512 TB with RAID configurations such as RAID 0, RAID 1, RAID 5, RAID 6, and RAID 10. Built with an Intel Xeon processor paired with 16 GB of pre-installed ECC DDR4 memory (expandable up to 64 GB), this system is engineered for speed and reliability.
Offering versatile connectivity with USB 3.0 ports and 10GbE network support, AP843B ensures seamless integration into modern data infrastructures while supporting expansion options for future growth. Its redundant power supply with a wattage of 350W and active cooling design make it ideal for demanding use cases including SMB backup, enterprise data centers, virtualization, and media server applications.
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In a mid-sized enterprise running VMware ESXi clusters, the AP843B-HP P2000 Dual I/O LFF Drive Enclosure connects via dual‐port SAS to expand capacity by up to 48 TB of high-density HDDs. Outcome: delivers over 10,000 IOPS for virtual machines, cuts VM boot-storm latency by 50 %, and enables non-disruptive scale-out growth with enterprise-class redundancy.
A retail chain deploys the AP843B-HP unit at each branch to perform local nightly backups of POS and ERP databases over dual-channel SAS. It replicates snapshots to the central data center using host-based replication. Outcome: ensures sub-2-hour RTO, improves data resilience, and reduces WAN backup traffic by 70 % while maintaining end-to-end encryption.
A manufacturing analytics team integrates the AP843B-HP P2000 Dual I/O LFF Drive Enclosure as a secondary storage tier, populating it with 4 TB HDDs for IoT sensor datasets and leveraging SSD caching on the front-end array. Outcome: sustains 500 MB/s throughput for batch processing, reduces analytic job completion times by 30 %, and optimizes TCO with hot-swap drive scalability.
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 AP843B |  M0S85A |  K2R11A |  E7W32A |  K2R20A | |
|---|---|---|---|---|---|
| Product Type | Storage System | Storage System | Storage System | Storage System | Storage System |
| Storage Type | SAN | SAN | NAS | SAN | NAS |
| Form Factor | Rackmount | Rackmount | Rackmount | Rackmount | Rackmount |
| Bay Count | 8-bay | 24-bay | 12-bay | 24-bay | 8-bay |
| Supported Drive Types | Mixed | Mixed | Mixed | Mixed | Mixed |
| Hot-Swap Support | Yes | Yes | Yes | Yes | Yes |
| Max Supported Capacity | 512 TB | 512 TB | 256 TB | 512 TB | 256 TB |
| RAID Support | RAID 0 / RAID 1 / RAID 5 / RAID 6 / RAID 10 | RAID 0 / RAID 1 / RAID 5 / RAID 6 / RAID 10 | RAID 0 / RAID 1 / RAID 5 / RAID 6 / RAID 10 | RAID 0 / RAID 1 / RAID 5 / RAID 6 / RAID 10 | RAID 0 / RAID 1 / RAID 5 / RAID 6 / RAID 10 |
| CPU Type | Intel Xeon | Intel Xeon | Intel Xeon | Intel Xeon | Intel Xeon |
| CPU Cores | 8 | 8 | 8 | 8 | 8 |
| Installed RAM | 16 GB | 16 GB | 16 GB | 16 GB | 16 GB |
| Max RAM Capacity | 64 GB | 64 GB | 32 GB | 64 GB | 64 GB |
| RAM Type | ECC DDR4 | ECC DDR4 | DDR4 | DDR4 | DDR4 |
| Network Ports | 10GbE | 10GbE | 10GbE | 10GbE | 10GbE |
| LAN Ports | 4 | 2 | 4 | 2 | 2 |
| USB Ports | USB 3.0 | USB 3.0 | USB 3.2 | USB 3.2 | USB 3.2 |
| Expansion Support | Yes | Yes | Yes | Yes | Yes |
| Cooling | Active | Redundant Fan | Redundant Fan | Active | Active |
| Power Supply | Redundant | Redundant | Redundant | Redundant | Redundant |
| Power Supply Wattage | 350W | 750W | 350W | 500W | 350W |
| 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 | No | No | No | No |
| Use Case | SMB / Enterprise Data Center / Media Server / Virtualization | Enterprise Data Center | Enterprise Data Center | Enterprise Data Center | Enterprise Data Center |
| Product Name | AP843B Enterprise SAN Storage System | M0S85A Enterprise Storage Array | K2R11A Enterprise NAS | E7W32A SAN Storage System | K2R20A Enterprise NAS System |
| Height | 3.5 inches | 4 inches | 3 inches | 3.5 inches | 3.5 inches |
| Width | 17.3 inches | 17 inches | 17 inches | 17.5 inches | 17.3 inches |
| Depth | 15.7 inches | 28 inches | 28 inches | 28 inches | 15.7 inches |
| Weight | 25 lbs | 50 lbs | 35 lbs | 65 lbs | 25 lbs |
Drive enclosure delivered reliable IO performance.
Easy integration into storage environment.
Stable enclosure under load.
Good enterprise enclosure.
Worked as expected.
The HP P2000 Dual I/O LFF Drive Enclosure (SKU: AP843B) is a 2U, 12-bay expansion unit designed to extend HP P2000 G3 storage arrays with large form factor (LFF) drives, offering dual redundant 6Gb/s SAS host I/O ports.
The AP843B enclosure supports up to twelve 3.5-inch LFF SAS or SATA drives in a single 2U chassis.
The P2000 Dual I/O enclosure supports 3.5-inch SAS and SATA LFF drives, including HP-certified 1TB, 2TB, and 3TB models, rated for enterprise workloads.
With twelve 3TB LFF drives, the AP843B delivers up to 36TB of raw capacity; third-party 4TB drives can expand total raw capacity to 48TB.