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SAS based system delivered consistent throughput for our applications.
K2R83A
HP MSA 2040 ES SAS DC LFF Storage
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K2R83A
HP MSA 2040 ES SAS DC LFF Storage
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K2R83A is a high-performance NAS storage system featuring a 12-bay design that supports mixed drive types including SATA HDD, SAS HDD, SATA SSD, and NVMe SSD. It offers a total storage capacity of up to 512 TB with RAID support for RAID 0, RAID 1, RAID 5, RAID 6, RAID 10, and JBOD, powered by an Intel Xeon 8-core processor paired with 16 GB pre-installed memory and upgradeability up to 64 GB. The device provides connectivity options such as USB 3.2 and Ethernet 10GbE with four LAN ports and expansion support to ensure versatile network integration.
K2R83A also incorporates robust system features including redundant fan cooling and redundant power supplies delivering 750W for enhanced reliability. This solution is ideally suited for SMB backup, enterprise data centers, virtualization, and media server use cases, while also offering advanced features like snapshot support, cloud sync, iSCSI, and surveillance integration running on a custom OS.
K2R83A price is $5,753.24, a 53% saving from the Hpe list price of $12,240.95. K2R83A is in stock and available for next-day dispatch. (terms applied)
Request bulk order quote for K2R83A for additional pricing. Browse the full Hpe Msa Storage Controllers series or explore all Hpe products.
In a mid-sized enterprise running 100+ VMware and Hyper-V virtual machines, the K2R83A-HP MSA 2040 ES SAS DC LFF Storage delivers 12Gb SAS performance, dynamic tiering and Smart Path I/O optimization. IT teams reduce I/O latency by 50%, boost VM density by 30% and cut storage TCO by 40%. The result is simplified management, enterprise-grade availability (99.999%) and rapid scalability to support next-generation workloads.
A global retail chain deploys the K2R83A-HP MSA 2040 ES SAS DC LFF Storage to accelerate mission-critical SQL Server and Oracle databases. With 12Gb SAS flash caching, adaptive flash optimization and integrated snapshots, transaction throughput climbs by 60% while query response times drop below 5ms. Businesses achieve 99.99% uptime, instantaneous analytics and rock-solid data protection—all within a cost-effective, rack-optimized SAN solution.
A multinational financial services firm standardizes on the K2R83A-HP MSA 2040 ES SAS DC LFF Storage for its 50 branch offices. Local 12Gb SAS storage provides low-latency access to client data, while built-in asynchronous replication and deduplication reduce WAN traffic by 60%. Central IT enforces a 30-minute RPO, automates remote backups and scales capacity on-demand—ensuring regulatory compliance and business continuity without complex overhead.
To get the detailed certification, please go to the Compliance Center.
 K2R83A |  E7W04A |  C8R09A |  K2Q90A |  Q1J02A | |
|---|---|---|---|---|---|
| Product Type | Storage System | Storage System | Storage System | Storage System | Storage System |
| Storage Type | NAS | NAS | SAN | SAN | SAN |
| Form Factor | Rackmount | Rackmount | Rackmount | Rackmount | Rackmount |
| Bay Count | 12-bay | 4-bay | 16-bay | 16-bay | 12-bay |
| Supported Drive Types | Mixed | SATA HDD / SAS HDD / SATA SSD / NVMe SSD | Mixed | Mixed | Mixed |
| Hot-Swap Support | Yes | Yes | Yes | Yes | Yes |
| Max Supported Capacity | 512 TB | 64 TB | 512 TB | 512 TB | 1 PB |
| RAID Support | 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 6 / RAID 10 | RAID 0 / RAID 1 / RAID 5 / RAID 6 / RAID 10 | RAID 5 / RAID 6 |
| CPU Type | Intel Xeon | Intel Xeon | Intel Xeon | Intel Xeon | Intel Xeon |
| CPU Cores | 8 | 4 | 8 | 8 | 8 |
| Installed RAM | 16 GB | 8 GB | 16 GB | 16 GB | 16 GB |
| Max RAM Capacity | 64 GB | 32 GB | 64 GB | 64 GB | 128 GB |
| RAM Type | ECC DDR4 | DDR4 | ECC DDR4 | ECC DDR4 | ECC DDR4 |
| Network Ports | 10GbE | 1GbE | 10GbE | 10GbE | 10GbE |
| LAN Ports | 4 | 4 | 2 | 4 | 4 |
| USB Ports | USB 3.2 | USB 3.1 | USB 3.2 | USB 3.0 | USB 3.2 |
| Expansion Support | Yes | Yes | Yes | Yes | Yes |
| Cooling | Redundant Fan | Active | Active | Active | Redundant Fan |
| Power Supply | Redundant | Redundant | Redundant | Redundant | Redundant |
| Power Supply Wattage | 750W | 250W | 350W | 350W | 750W |
| 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 | Yes | No | No | No | No |
| Use Case | SMB / Enterprise Data Center / Virtualization / Media Server | SMB / Enterprise Data Center / Media Server / Virtualization | SMB / Enterprise Data Center / Virtualization / Media Server | Enterprise Data Center | Enterprise Data Center |
| Product Name | K2R83A Enterprise Managed NAS | E7W04A Storage System | C8R09A Enterprise Storage System | K2Q90A Storage System | Q1J02A Enterprise Storage System |
| Height | 3.5 inches | 3 inches | 3.5 inches | 2.0 inches | 3.5 inches |
| Width | 17.5 inches | 17 inches | 17 inches | 17.0 inches | 17.5 inches |
| Depth | 23.5 inches | 25 inches | 28 inches | 19.0 inches | 27.5 inches |
| Weight | 50 lbs | 30 lbs | 55 lbs | 35 lbs | 45 lbs |
SAS based system delivered consistent throughput for our applications.
Reliable storage platform with simple configuration.
Handled database workloads without performance drops.
Stable under continuous use.
Good enterprise grade storage option.
The HP MSA 2040 ES SAS DC LFF Storage (K2R83A) is a dual-controller, entry-to-mid-range SAN array designed for high-performance block storage in data centers.
The array supports large form factor (3.5") SAS and NL-SAS drives, enabling high capacity and I/O throughput.
With up to 24 LFF drive bays and 16 TB NL-SAS drives, it delivers a maximum raw capacity of 384 TB.
It offers 8 Gbps Fibre Channel, 12 Gbps SAS, and 10 GbE iSCSI host ports for versatile connectivity.