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MSA drive worked reliably for general storage needs.
K2Q82A
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HP MSA 4TB 12G SAS 7.2K 3.5in MDL HDD
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Name:
K2Q82A
- Description:
- HP MSA 4TB 12G SAS 7.2K 3.5in MDL HDD
- Rating:
Added to cart 28 times recently
- Availability:
In stock - Ready to Ship
- Brand:
- Hpe
- Condition:
- Warranty:
- 3
- List Price:
$1,020.00
- Price:
$379.0062.8% off
Quantity:
1
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K2Q82A Overview
K2Q82A is a high-performance HDD engineered in a 3.5-inch form factor with a SATA III interface, delivering a reliable 7200 RPM spindle speed and a 4 TB capacity. It comes equipped with a 64 MB cache, an annual workload rating of 180 TB/yr, and a robust design rated for high reliability with extended rated hours per year in demanding environments.
Optimized for enterprise-level applications, K2Q82A features low power consumption (approximately 8.5 Watts during read/write and 5.0 Watts in idle), advanced helium-sealed technology, vibration protection, and a dual actuator system. Its versatility makes it ideal for diverse use cases including data centers, desktops, NAS, and surveillance systems.
K2Q82A price is $379.00, a 62.8% saving from the Hpe list price of $1,020.00. K2Q82A is in stock and available for next-day dispatch. (terms applied)
Request bulk order quote for K2Q82A for additional pricing. Browse the full Hpe Msa Storage Hard Drives series or explore all Hpe products.
K2Q82A Specifications
- Product Type
- Hard Drive
- Drive Type
- HDD
- Use Case
- Desktop / Server / NAS / Surveillance
- Interface
- SATA III
- Form Factor
- 3.5-inch
- Storage Capacity
- 4 TB
- Spindle Speed (RPM)
- 7200 RPM
- Cache (Buffer Size)
- 64 MB
- Average Latency
- N/A
- Data Transfer Rate
- Up to 210 MB/s
- Annual Workload Rating
- 180 TB/yr
- Power Consumption (Read/Write)
- 8.5 Watts
- Power Consumption (Idle)
- 5.0 Watts
- Encryption Support
- AES 256-bit
- Helium Sealed
- Helium-Sealed
- Drive Bays Supported
- Multi-bay
- Vibration Protection
- Yes
- Advanced Features
- Dual Actuator
- Operating Temperature
- 5–60°C
- Product Name
- K2Q82A 4TB Enterprise HDD
- Height
- 1.03 inches
- Width
- 5.79 inches
- Depth
- 4.00 inches
- Weight
- 1.5 lbs
K2Q82A Use Case
Enterprise Virtualization Storage Acceleration with K2Q82A-HP MSA 4TB 12G SAS 7.2K HDD
In a VMware vSphere cluster hosting 150+ virtual machines, integrating the K2Q82A-HP MSA 4TB 12G SAS 7.2K 3.5in MDL HDD in an HP MSA 2050 array delivers sustained 12 Gb/s throughput and sub-5 ms latency under mixed read/write workloads. The result: 25 % higher VM consolidation ratios, predictable I/O performance for business-critical applications and 99.99 % uptime SLAs.
Regulatory-Compliant Backup & Archival for Financial Services
A mid-tier bank implements daily full backups and quarterly archives on an HP MSA subsystem populated with K2Q82A-HP MSA 4TB 12G SAS 7.2K HDDs to meet SEC and FINRA data-retention mandates. Each 48-slot enclosure delivers 192 TB of encrypted on-premises storage, reducing tape costs by 40 % while ensuring instant restore capabilities and audit-ready compliance.
High-Density Video Surveillance Storage Solution
A nationwide retail chain deploys HP MSA arrays filled with K2Q82A-HP MSA 4TB 12G SAS 7.2K HDDs to store 90 days of 4K CCTV footage across 200 locations. The 12 Gb/s SAS interface and 7.2K RPM spindle speed support concurrent write streams from 2,000 IP cameras, guaranteeing real-time ingest, rapid playback and a low $/GB footprint for large-scale video retention.
Quality Certifications
To get the detailed certification, please go to the Compliance Center.
Product Comparison Table 
| K2Q82A |  J9F51A |  P9M79A |  J9F39A |  J9F49A | |
|---|---|---|---|---|---|
| Product Type | Hard Drive | Hard Drive | Hard Drive | Hard Drive | Hard Drive |
| Drive Type | HDD | HDD | HDD | HDD | HDD |
| Use Case | Desktop / Server / NAS / Surveillance | Desktop / Server / NAS / Surveillance / Enterprise Storage | Desktop / Server / NAS / Surveillance / Enterprise Storage | Desktop / Server / NAS / Surveillance / Enterprise Storage | Desktop / Server / NAS / Surveillance / Enterprise Storage |
| Interface | SATA III | SATA III | SATA III | SATA III | SATA III |
| Form Factor | 3.5-inch | 3.5-inch | 3.5-inch | 3.5-inch | 3.5-inch |
| Storage Capacity | 4 TB | 4 TB | 4 TB | 10 TB | 4 TB |
| Spindle Speed (RPM) | 7200 RPM | 7200 RPM | 7200 RPM | 7200 RPM | 7200 RPM |
| Cache (Buffer Size) | 64 MB | 256 MB | 256 MB | 256 MB | 256 MB |
| Average Latency | N/A | N/A | N/A | N/A | N/A |
| Data Transfer Rate | Up to 210 MB/s | Up to 250 MB/s | Up to 250 MB/s | Up to 250 MB/s | Up to 210 MB/s |
| Annual Workload Rating | 180 TB/yr | 300 TB/yr | 550 TB/yr | 550 TB/yr | 300 TB/yr |
| Power Consumption (Read/Write) | 8.5 Watts | N/A | 8 Watts | 9 Watts | 8 Watts |
| Power Consumption (Idle) | 5.0 Watts | N/A | 5 Watts | 6 Watts | 4 Watts |
| Encryption Support | AES 256-bit | AES 256-bit | AES 256-bit | AES 256-bit | AES 256-bit |
| Helium Sealed | Helium-Sealed | Helium-Sealed | Helium-Sealed | Helium-Sealed | Helium-Sealed |
| Drive Bays Supported | Multi-bay | Multi-bay | Multi-bay | Multi-bay | Multi-bay |
| Vibration Protection | Yes | Yes | Yes | Yes | Yes |
| Advanced Features | Dual Actuator | Dual Actuator | Dual Actuator | Dual Actuator | Dual Actuator |
| Operating Temperature | 5–60°C | 5–60°C | 5–60°C | 5–60°C | 5–60°C |
| Product Name | K2Q82A 4TB Enterprise HDD | J9F51A | P9M79A Enterprise 4TB HDD | J9F39A Enterprise Hard Disk Drive | J9F49A Enterprise HDD |
| Height | 1.03 inches | 1.0 inches | 1.04 inches | 1.03 inches | 1.0 inches |
| Width | 5.79 inches | 4.0 inches | 5.79 inches | 5.79 inches | 4.0 inches |
| Depth | 4.00 inches | 5.8 inches | 4.01 inches | 4.00 inches | 5.8 inches |
| Weight | 1.5 lbs | 2.0 lbs | 1.65 lbs | 1.75 lbs | 2.0 lbs |
Reviews & Ratings
H
Henry Foster
5
Consistent performance in RAID configuration.
V
Victor Lane
4
Quiet operation and stable throughput.
A
Andrew Perry
5
Easy replacement drive.
J
Julian Grant
4
Solid midline SAS option.
Questions & Answers
What is the storage capacity of the HP MSA 4TB 12G SAS 7.2K 3.5in MDL HDD (SKU: K2Q82A)?
The HP MSA (SKU: K2Q82A) offers 4 terabytes of raw storage capacity, ideal for high-density enterprise applications.
Which interface does the HP MSA 4TB 12G SAS HDD use?
This drive uses a 12 Gbps SAS (Serial Attached SCSI) interface to deliver low-latency, high-throughput data transfers in SAN and DAS environments.
What is the spindle speed of the K2Q82A HDD?
The HDD spins at 7,200 RPM, balancing performance and power efficiency for mixed-workload storage arrays.
What form factor does the HP MSA 4TB SAS HDD support?
The drive is a 3.5-inch form factor, compatible with standard enterprise storage enclosures and drive bays.
Is the HP MSA K2Q82A drive compatible with HP MSA and 3PAR arrays?
Yes. The K2Q82A is fully validated for HP MSA and HPE 3PAR StoreServ arrays, ensuring plug-and-play simplicity and firmware compatibility.
What sustained data throughput can I expect from this 4TB SAS drive?
Typical sustained sequential throughput reaches up to 240 MB/s, depending on array configuration and workload characteristics.
Does the HP MSA 4TB SAS HDD come with a warranty?
Yes. It includes a standard three-year limited warranty covering defects in materials and workmanship when installed in supported HPE storage systems.
What is the mean time between failures (MTBF) rating for the K2Q82A HDD?
The drive is rated for a 2 million-hour MTBF, reflecting high reliability for 24/7 data center operations.
How much power does this 4TB SAS drive consume?
Typical power consumption is 8.5 watts active and 5.2 watts idle, optimizing energy efficiency in dense rack deployments.
What are the operating temperature requirements for the HP MSA 4TB HDD?
The drive operates between 5 °C and 50 °C (41 °F–122 °F), suitable for standard data center cooling environments.
Is the HP MSA 4TB 12G SAS HDD hot-swappable?
Yes. When installed in a compatible HPE enclosure, the drive supports hot-swap operation for zero-downtime maintenance.
Can I use this drive in RAID configurations?
Absolutely. The K2Q82A is optimized for RAID levels 0, 1, 5, 6, 10, 50, and 60 in HP storage arrays, delivering data protection and performance.
What are the ideal use cases for the HP MSA 4TB SAS HDD?
This HDD is ideal for general-purpose block storage, backup, archiving, and mixed-workload environments in SMB and enterprise SANs.
How do I install the K2Q82A drive in my HPE storage array?
Slide the pre-configured caddy into an available 3.5-inch drive bay until it clicks. The array’s enclosure will automatically recognize and integrate the drive.
Does the HP MSA 4TB HDD support self-encrypting drive (SED) capabilities?
No. The K2Q82A is not a self-encrypting drive. For hardware-based encryption, consider HPE SED models in the MSA portfolio.
What is the acoustic noise level of this 3.5in SAS HDD?
Acoustic output is rated at 36 dBA during seek operations, ensuring a quiet profile in enterprise server and storage racks.