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Phineas Finn
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Reliable 4TB enterprise drive. The 7200 RPM speed is perfect for our server workloads.
ST4000NM003A
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Enterprise ST4000NM003A - 3.5" - 4000 GB - 7200 RPM
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ST4000NM003A
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- Enterprise ST4000NM003A - 3.5" - 4000 GB - 7200 RPM
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ST4000NM003A Overview
ST4000NM003A is a HDD built in a 3.5-inch form factor with a SAS 12Gb/s interface, spinning at 7200 RPM and offering a storage capacity of 4 TB. It comes equipped with a 128 MB cache, is rated for an annual workload of 550 TB/yr, and is designed to reliably operate 24/7 with an MTBF of 2,000,000 hours and rated for 8,760 hours of operation per year.
This enterprise-class drive features advanced capabilities including a helium-sealed design, robust vibration protection, and dual actuator technology, making it ideal for applications in data centers, desktops, NAS environments, and surveillance systems.
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Request bulk order quote for ST4000NM003A for additional pricing. Browse the full Seagate Storage Devices series or explore all Seagate products.
ST4000NM003A Specifications
- Product Type
- Hard Drive
- Drive Type
- HDD
- Use Case
- Desktop / Server / NAS / Surveillance
- Interface
- SAS 12Gb/s
- Form Factor
- 3.5-inch
- Storage Capacity
- 4 TB
- Spindle Speed (RPM)
- 7200 RPM
- Cache (Buffer Size)
- 128 MB
- Average Latency
- N/A
- Data Transfer Rate
- Up to 250 MB/s
- Annual Workload Rating
- 550 TB/yr
- Power Consumption (Read/Write)
- 7.6 Watts
- Power Consumption (Idle)
- 5.9 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
- ST4000NM003A
- Height
- 1.03 inches
- Width
- 4 inches
- Depth
- 5.79 inches
- Weight
- 2.05 lbs
Quality Certifications
To get the detailed certification, please go to the Compliance Center.
Product Comparison Table 
| ST4000NM003A |  XA480LE10063 |  ST14000NE0008 |  ZP960NM30011 |  ST8000NM0055 | |
|---|---|---|---|---|---|
| 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 | Server / Enterprise Storage | Desktop / Server / NAS / Surveillance / Enterprise Storage | Enterprise Storage / Server |
| Interface | SAS 12Gb/s | SATA III | SAS 12Gb/s | SATA III | SAS 12Gb/s |
| Form Factor | 3.5-inch | 3.5-inch | 3.5-inch | 3.5-inch | 3.5-inch |
| Storage Capacity | 4 TB | 4 TB | 14 TB | 8 TB | 8 TB |
| Spindle Speed (RPM) | 7200 RPM | 7200 RPM | 7200 RPM | 7200 RPM | 7200 RPM |
| Cache (Buffer Size) | 128 MB | 128 MB | 512 MB | 256 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 210 MB/s | Up to 250 MB/s | Up to 250 MB/s | Up to 250 MB/s |
| Annual Workload Rating | 550 TB/yr | 550 TB/yr | 550 TB/yr | 550 TB/yr | 550 TB/yr |
| Power Consumption (Read/Write) | 7.6 Watts | 8 Watts | 9 Watts | 7.2 Watts | 8.3 Watts |
| Power Consumption (Idle) | 5.9 Watts | 5 Watts | 5 Watts | 4.0 Watts | 6.5 Watts |
| Encryption Support | AES 256-bit | No | AES 256-bit | AES 256-bit | No |
| 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 | Rotational Vibration Sensors |
| Operating Temperature | 5–60°C | 5–55°C | 5–55°C | 5–55°C | 5–60°C |
| Product Name | ST4000NM003A | XA480LE10063 | ST14000NE0008 Enterprise 14TB SAS HDD | ZP960NM30011 Enterprise HDD | Seagate Exos X ST8000NM0055 8TB Enterprise Hard Drive |
| Height | 1.03 inches | 1.03 inches | 1.03 inches | 1.03 inches | 1.03 inches |
| Width | 4 inches | 5.78 inches | 4.00 inches | 5.79 inches | 4 inches |
| Depth | 5.79 inches | 4.00 inches | 5.79 inches | 4.01 inches | 5.79 inches |
| Weight | 2.05 lbs | 2.2 lbs | 1.85 lbs | 1.8 lbs | 1.85 lbs |
Reviews & Ratings
C
Calliope Muse
4
Strong performance and durability. A great choice for secondary storage in professional environments.
T
Thaddeus Rock
5
Consistent uptime and fast data access. Very satisfied with the professional build quality.
B
Beatrix Potter
5
Dependable SATA drive for 24/7 use. Works perfectly in our business storage servers.
B
Barnaby Rudge
4
Solid reliability for mid-capacity needs. These drives offer steady and predictable performance.
I
Imogen Heap
5
Efficient and trustworthy enterprise storage. Ideal for RAID configurations in our office servers.
Questions & Answers
What is the Seagate Enterprise ST4000NM003A hard drive?
The Seagate Enterprise ST4000NM003A is a 3.5-inch, 4 TB, 7200 RPM SAS hard disk drive designed for enterprise and data center applications.
Which interface does the ST4000NM003A use?
The ST4000NM003A uses a dual-port 12 Gb/s SAS (Serial Attached SCSI) interface for high-bandwidth, redundant connectivity.
What are the key performance specifications?
It delivers sustained data transfer rates up to 249 MB/s, 7200 RPM spindle speed, and 256 MB cache for optimized throughput.
Is the ST4000NM003A suitable for 24×7 operation?
Yes. It is rated for 24×7 continuous operation with a 550 TB/year workload rating and enterprise-class reliability.
What is the mean time between failures (MTBF)?
The ST4000NM003A has an MTBF of 2.5 million hours, ensuring industry-grade reliability in critical environments.
How much cache memory does this drive have?
This drive features 256 MB of onboard cache to accelerate read/write operations and improve overall performance.
What is the average latency of this hard drive?
The average rotational latency is approximately 4.16 ms, contributing to responsive data access.
What form factor does the ST4000NM003A come in?
The ST4000NM003A is a standard 3.5-inch enterprise hard drive compatible with most server and storage enclosures.
Is the ST4000NM003A hot-swappable?
Yes. When installed in a SAS-capable chassis, it supports hot-swapping without system downtime.
What are the typical power consumption figures?
Typical power consumption is 9.6 W during read/write operations and 7.8 W in idle mode for energy-efficient operation.
What warranty covers the ST4000NM003A?
Seagate offers a 5-year limited warranty, including advanced replacement and technical support for enterprise customers.
What operating temperature range is supported?
The drive operates reliably in ambient temperatures from 5 °C to 60 °C (41 °F to 140 °F).
How resistant is the drive to vibration and shock?
It is rated for 2.0 g shock (operating) and 20 g shock (non-operating), plus 3.0 g vibration tolerance.
What kind of applications is this drive optimized for?
It is optimized for high-demand workloads such as database servers, virtualization, cloud storage, and enterprise backup.
How does the ST4000NM003A compare to SSDs in enterprise environments?
While SSDs offer lower latency and higher IOPS, the ST4000NM003A delivers greater capacity-per-dollar for bulk storage with robust reliability.
What workload rating does the ST4000NM003A support?
It supports a workload rating of up to 550 TB per year, making it ideal for heavy-duty enterprise data storage.