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4TB Exos 7E8 enterprise drive delivers stable SATA performance.
ST4000NM002A
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4TB EXOS 7E8 HDD 512E 4KN SATA SSD
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ST4000NM002A
- Description:
- 4TB EXOS 7E8 HDD 512E 4KN SATA SSD
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- Brand:
- Seagate
- Condition:
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ST4000NM002A Overview
ST4000NM002A is a high-performance HDD engineered for enterprise environments. It comes in a 3.5-inch form factor with a SAS 12Gb/s interface and a spindle speed of 7200 RPM, delivering a robust 4 TB of storage with a 256 MB cache, and is rated for an annual workload of 550 TB/yr with an MTBF of 2,000,000 hours and reliable 24/7 operation.
Optimized for server and data center use, this drive features helium-sealed construction and vibration protection, ensuring stable performance in multi-bay configurations. Its design supports applications in data centers, desktops, NAS, and surveillance systems while balancing power consumption for enterprise efficiency.
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ST4000NM002A Specifications
- Product Type
- Hard Drive
- Drive Type
- HDD
- Use Case
- Server / Enterprise Storage
- Interface
- SAS 12Gb/s
- Form Factor
- 3.5-inch
- Storage Capacity
- 4 TB
- Spindle Speed (RPM)
- 7200 RPM
- Cache (Buffer Size)
- 256 MB
- Average Latency
- N/A
- Data Transfer Rate
- Up to 250 MB/s
- Annual Workload Rating
- 550 TB/yr
- Power Consumption (Read/Write)
- N/A
- Power Consumption (Idle)
- N/A
- Encryption Support
- No
- Helium Sealed
- Helium-Sealed
- Drive Bays Supported
- Multi-bay
- Vibration Protection
- Yes
- Advanced Features
- N/A
- Operating Temperature
- 5–60°C
- Product Name
- ST4000NM002A
- Height
- 1 inch
- Width
- 5.79 inches
- Depth
- 4 inches
- Weight
- 2.0 lbs
Quality Certifications
To get the detailed certification, please go to the Compliance Center.
Product Comparison Table 
| ST4000NM002A |  ST10000NE0008 |  ST300MP0006 |  ST16000NE000 |  ZP960NM30011 | |
|---|---|---|---|---|---|
| Product Type | Hard Drive | Hard Drive | Hard Drive | Hard Drive | Hard Drive |
| Drive Type | HDD | HDD | HDD | HDD | HDD |
| Use Case | Server / Enterprise Storage | Desktop / Server / NAS / Surveillance / Enterprise Storage | Desktop / Server / NAS / Surveillance / Enterprise Storage | Enterprise Storage / Data Centers | Desktop / Server / NAS / Surveillance / Enterprise Storage |
| Interface | SAS 12Gb/s | SAS 12Gb/s | SATA III | SAS 12Gb/s | SATA III |
| Form Factor | 3.5-inch | 3.5-inch | 3.5-inch | 3.5-inch | 3.5-inch |
| Storage Capacity | 4 TB | 10 TB | 3 TB | 16 TB | 8 TB |
| Spindle Speed (RPM) | 7200 RPM | 7200 RPM | 7200 RPM | 7200 RPM | 7200 RPM |
| Cache (Buffer Size) | 256 MB | 256 MB | 64 MB | 512 MB | 256 MB |
| Average Latency | N/A | N/A | N/A | N/A | N/A |
| Data Transfer Rate | Up to 250 MB/s | Up to 250 MB/s | Up to 210 MB/s | Up to 250 MB/s | Up to 250 MB/s |
| Annual Workload Rating | 550 TB/yr | 550 TB/yr | 300 TB/yr | 550 TB/yr | 550 TB/yr |
| Power Consumption (Read/Write) | N/A | 8.5 Watts | 8 Watts | 8.0 Watts | 7.2 Watts |
| Power Consumption (Idle) | N/A | 5.5 Watts | 6 Watts | 5.0 Watts | 4.0 Watts |
| Encryption Support | No | No | No | 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 | N/A | Rotational Vibration Sensors | Dual Actuator | Rotational Vibration Sensors | Dual Actuator |
| Operating Temperature | 5–60°C | 5–60°C | 5–60°C | 5–55°C | 5–55°C |
| Product Name | ST4000NM002A | ST10000NE0008 Enterprise HDD | ST300MP0006 | Seagate Exos X16 (ST16000NE000) | ZP960NM30011 Enterprise HDD |
| Height | 1 inch | 1.03 inches | 1.03 inches | 1.03 inches | 1.03 inches |
| Width | 5.79 inches | 5.79 inches | 5.79 inches | 4 inches | 5.79 inches |
| Depth | 4 inches | 4.01 inches | 4.01 inches | 5.79 inches | 4.01 inches |
| Weight | 2.0 lbs | 2.1 lbs | 2.1 lbs | 1.85 lbs | 1.8 lbs |
Reviews & Ratings
I
Isabelle Delgado
5
Reliable 7200 RPM speeds for business arrays.
M
Marcus Prescottfield
4
Consistent uptime in enterprise environments.
A
Ariana Whitcomb
5
Dependable storage solution with strong durability.
T
Trevor Randallfield
4
Professional HDD for demanding workloads.
Questions & Answers
What is the storage capacity and form factor of the ST4000NM002A EXOS 7E8?
The ST4000NM002A EXOS 7E8 provides 4 TB of raw capacity in a 3.5-inch form factor, optimized for enterprise storage and high-density data centers.
Which interface does the 4TB EXOS 7E8 use and is it compatible with my server?
The drive uses a SATA 6 Gb/s interface, compatible with standard SATA ports on servers, workstations, and NAS systems supporting 3.5-inch drives.
What is the rotational speed of the ST4000NM002A?
The EXOS 7E8 operates at 7200 RPM, delivering consistent performance for mixed random and sequential workloads.
How much cache memory does the EXOS 7E8 offer?
It features 256 MB of cache, which buffers data transfer and enhances read/write efficiency under heavy loads.