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Storage enclosure delivered reliable SAS connectivity.
K2R84A
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HP MSA 2040 ES SAS DC SFF Storage
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K2R84A
- Description:
- HP MSA 2040 ES SAS DC SFF Storage
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- List Price:
$12,746.78
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K2R84A Overview
K2R84A is a high-performance NAS engineered for enterprise data centers, SMB backup, virtualization, and media server applications. It features a 4-bay design that accommodates mixed drive types including SATA HDDs, SATA SSDs, and NVMe SSDs, offering a total storage capacity of up to 64 TB. The system supports RAID 0, RAID 1, RAID 5, and RAID 10 configurations, ensuring data resilience and optimal performance.
K2R84A is powered by an Intel Xeon processor with 4 cores and comes pre-installed with 8 GB of ECC DDR4 memory, expandable up to 32 GB. It offers versatile connectivity through USB 3.2, 10GbE network ports, and Fibre Channel options, along with expansion support and redundant power supply rated at 500W. Active cooling with redundant fans further enhances system reliability, making this NAS ideal for mission-critical enterprise deployments.
K2R84A price is $3,824.04, a 70% saving from the Hpe list price of $12,746.78. K2R84A is in stock and available for next-day dispatch. (terms applied)
Request bulk order quote for K2R84A for additional pricing. Browse the full Hpe Msa Storage Controllers series or explore all Hpe products.
K2R84A Specifications
- Product Type
- Storage System
- Storage Type
- NAS
- Form Factor
- Rackmount
- Bay Count
- 4-bay
- Supported Drive Types
- Mixed
- Hot-Swap Support
- Yes
- Max Supported Capacity
- 64 TB
- RAID Support
- RAID 0 / RAID 1 / RAID 5 / RAID 10
- CPU Type
- Intel Xeon
- CPU Cores
- 4
- Installed RAM
- 8 GB
- Max RAM Capacity
- 32 GB
- RAM Type
- ECC DDR4
- Network Ports
- 10GbE
- LAN Ports
- 2
- USB Ports
- USB 3.2
- Expansion Support
- Yes
- Cooling
- Redundant Fan
- Power Supply
- Redundant
- Power Supply Wattage
- 500W
- Operating System
- Custom OS
- Snapshot Support
- Yes
- Cloud Sync Support
- Yes
- Virtualization Ready
- Yes
- iSCSI Support
- Yes
- Surveillance Support
- No
- Use Case
- Enterprise Data Center
- Product Name
- K2R84A 4-Bay Enterprise NAS
- Height
- 1.7 inches
- Width
- 17 inches
- Depth
- 11 inches
- Weight
- 15 lbs
K2R84A Use Case
Enterprise Virtualization Consolidation with HP MSA 2040 ES SAS DC SFF Storage
In a mid-market data center, IT teams consolidate 100+ VMware ESXi VMs across dual controller nodes using the HP MSA 2040 ES SAS DC SFF Storage array. Adaptive caching, SAS/SSD tiers and 4 GB cache per controller deliver 10,000+ IOPS at sub-millisecond latency. The result: 50% rack-space reduction, 30% lower CapEx, simplified storage management and accelerated VM deployment.
High-Performance Transactional Database Acceleration for E-Commerce
An online retailer deploys HP MSA 2040 ES SAS DC SFF Storage to power MySQL and PostgreSQL clusters during peak sales events. Direct-attach SAS flash drives, automated tiering and adaptive caching sustain 15,000 steady-state IOPS and sub-2 ms response times under load. The outcome: 30% faster page loads, improved cart conversion and consistently high customer satisfaction.
Secure Virtual Desktop Infrastructure (VDI) for Healthcare Compliance
A regional healthcare provider builds a 200-seat VDI environment on the HP MSA 2040 ES SAS DC SFF Storage platform. Redundant controllers, policy-driven snapshots and end-to-end encryption ensure HIPAA compliance, 99.99% availability and sub-millisecond desktop responsiveness. The benefit: centralized management, 40% faster desktop provisioning and assured data protection.
Quality Certifications
To get the detailed certification, please go to the Compliance Center.
Product Comparison Table 
| K2R84A |  K2Q89A |  Q1J29A |  K2R83A |  Q2P39A | |
|---|---|---|---|---|---|
| Product Type | Storage System | Storage System | Storage System | Storage System | Storage System |
| Storage Type | NAS | SAN | NAS | NAS | NAS |
| Form Factor | Rackmount | Rackmount | Rackmount | Rackmount | Rackmount |
| Bay Count | 4-bay | 12-bay | 16-bay | 12-bay | 12-bay |
| Supported Drive Types | Mixed | Mixed | Mixed | Mixed | SATA HDD / SAS HDD / SATA SSD |
| Hot-Swap Support | Yes | Yes | Yes | Yes | Yes |
| Max Supported Capacity | 64 TB | 1 PB | 512 TB | 512 TB | 1 PB |
| RAID Support | RAID 0 / RAID 1 / RAID 5 / RAID 10 | RAID 0 / RAID 1 / RAID 5 / RAID 6 / RAID 10 / RAID 50 / RAID 60 / JBOD | RAID 0 / RAID 1 / RAID 5 / RAID 6 / RAID 10 / JBOD | RAID 0 / RAID 1 / RAID 5 / RAID 6 / RAID 10 / JBOD | RAID 0 / RAID 1 / RAID 5 / RAID 6 / RAID 10 |
| CPU Type | Intel Xeon | Intel Xeon | Intel Xeon | Intel Xeon | Intel Xeon |
| CPU Cores | 4 | 8 | 8 | 8 | 8 |
| Installed RAM | 8 GB | 16 GB | 16 GB | 16 GB | 16 GB |
| Max RAM Capacity | 32 GB | 128 GB | 64 GB | 64 GB | 64 GB |
| RAM Type | ECC DDR4 | ECC DDR4 | ECC DDR4 | ECC DDR4 | DDR4 |
| Network Ports | 10GbE | 10GbE | 10GbE | 10GbE | 10GbE |
| LAN Ports | 2 | 2 | 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 | Redundant Fan | Redundant Fan | Redundant Fan | Redundant Fan | Redundant Fan |
| Power Supply | Redundant | Redundant | Redundant | Redundant | Redundant |
| Power Supply Wattage | 500W | 500W | 750W | 750W | 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 | Yes | Yes | No |
| Use Case | Enterprise Data Center | Enterprise Data Center | Enterprise Data Center | SMB / Enterprise Data Center / Virtualization / Media Server | Enterprise Data Center |
| Product Name | K2R84A 4-Bay Enterprise NAS | K2Q89A SAN Storage System | Q1J29A Enterprise Storage Array | K2R83A Enterprise Managed NAS | Q2P39A Enterprise NAS Storage System |
| Height | 1.7 inches | 3 inches | 3.5 inches | 3.5 inches | 3.5 inches |
| Width | 17 inches | 17 inches | 17.5 inches | 17.5 inches | 17.5 inches |
| Depth | 11 inches | 28 inches | 27.5 inches | 23.5 inches | 27.0 inches |
| Weight | 15 lbs | 25 lbs | 45 lbs | 50 lbs | 30 lbs |
Reviews & Ratings
M
Marcus Ridley
5
Stable platform for MSA deployments.
J
Julian Farnham
4
Easy to integrate into existing infrastructure.
V
Victor Chalmers
5
Predictable performance and reliability.
O
Oliver Stockwell
4
Good enterprise storage solution.
Questions & Answers
What is the HP MSA 2040 ES SAS DC SFF Storage (SKU: K2R84A)?
The HP MSA 2040 ES SAS DC SFF Storage is a dual-controller, 2U enterprise array with 2.5" drive bays, designed for high-performance midrange environments.
What are the key features of the HP MSA 2040 ES SAS DC SFF Storage?
It delivers dual active/active SAS controllers, hardware RAID, inline compression, SSD caching, and end-to-end data protection for reliable, high-speed storage.
Which drive types and sizes does the MSA 2040 support?
It supports 2.5" SAS, nearline SAS, and SAS SSD drives in capacities from 300 GB up to 12 TB per drive.
What is the maximum raw storage capacity available?
You can achieve up to 288 TB raw capacity using twelve 12 TB drives in the base enclosure plus two expansion units.
How many drive bays and expansion options are available?
The base chassis includes 12 SFF drive bays and supports up to two MSA 2040 SAS expansion enclosures, for a total of 36 drives.
What host connectivity protocols are supported?
It offers 6 Gb/s SAS, optional 16 Gb Fibre Channel, and 10 Gb iSCSI host connectivity for flexible SAN integration.
What RAID levels can be configured on the MSA 2040?
The array supports hardware RAID levels 0, 1, 5, 6, and 10, enabling you to balance performance and data protection.
Does the MSA 2040 support hybrid flash and disk storage?
Yes, you can mix SAS SSD and HDD in a single array and leverage automatic SSD caching for improved I/O performance.
How is the HP MSA 2040 managed and monitored?
Management is performed via the HP MSA Storage Management Utility (SMU), CLI, or integration with HPE OneView and Insight Control.
What high availability features ensure data protection?
It provides redundant controllers, power supplies, mirrored cache, and non-disruptive firmware updates for continuous operation.
Can I scale storage capacity with additional enclosures?
Yes, you can attach up to two MSA 2040 SAS expansion enclosures without downtime to increase raw capacity to 288 TB.
What warranty and support services are included?
The product comes with a three-year limited warranty, 24×7 phone support, firmware upgrades, and next-business-day onsite service.
Which environments and workloads is the MSA 2040 ideal for?
It is ideal for SMB virtualization, remote office, database, file/print services, and tier-1 application deployments.
What performance metrics can I expect from the MSA 2040?
In hybrid configurations, it can deliver up to 120,000 IOPS and 2.5 GB/s throughput, depending on workload and drive mix.
How energy-efficient is the HP MSA 2040 ES SAS DC SFF Storage?
It features variable-speed cooling, low-power controllers, and consumes under 300 W typical, reducing operational costs.
How do I deploy the HP MSA 2040 in my network environment?
Deploy by connecting to servers or SAN switches via SAS, FC, or iSCSI ports, then use the SMU for auto-discovery and guided setup.