Detailed Specifications
The Seagate ST1800MM0129 is a 1.8TB enterprise hard drive from the Exos 10E2400 family, designed for compatible servers and enterprise storage systems. It features a 2.5-inch form factor, 10,000 RPM spindle speed, a 256MB cache, and a dual-port 12Gb/s SAS interface. Integrated 16GB eMLC flash supports caching and I/O acceleration features for enterprise workloads.
Key Features
- 1.8TB storage capacity: Provides high-capacity storage for supported enterprise systems.
- 10,000 RPM spindle speed: Designed for performance-oriented server and storage workloads.
- 12Gb/s SAS interface: Dual-port SAS connectivity for compatible enterprise controllers and backplanes.
- 256MB cache: Helps manage drive data operations.
- 16GB eMLC flash cache: Supports I/O acceleration and response-time optimization features.
Typical Applications
- Enterprise servers with compatible SAS drive bays
- Enterprise storage arrays
- Performance-oriented data storage systems
- Compatible 2.5-inch SAS storage enclosures
Technical Specifications
| Brand | Seagate |
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| Part Number / MPN | ST1800MM0129 |
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| Product Type | Enterprise Performance Hybrid Hard Drive |
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| Product Family | Exos 10E2400 |
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| Capacity | 1.8TB |
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| Form Factor | 2.5-inch |
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| Spindle Speed | 10,000 RPM |
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| Cache Buffer | 256MB |
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| Flash Cache | 16GB eMLC |
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| Interface | Dual-port SAS 12Gb/s |
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| Sustained Transfer Rate | Up to 279MB/s, depending on drive location and workload |
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| Sector Format | 512e / 4Kn with FastFormat support |
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| Security Features | Instant Secure Erase option and Secure Download & Diagnostics support |
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| Maximum Height | 15mm |
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| Maximum Width | 69.85mm |
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| Maximum Depth | 100.46mm |
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| Weight | Approximately 218g |
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| Operating Temperature | 5°C to 55°C |
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Compatibility and Installation
This drive requires a compatible SAS controller or backplane and a suitable 2.5-inch drive bay. Before installation, confirm support for the 1.8TB capacity and the required 512e or 4Kn sector format. It is not a direct replacement for a SATA-only drive.
DC Supplies Product Note
Check the exact model number ST1800MM0129 before purchasing or replacing a drive. This is the standard model in the Exos 10E2400 family; security-specific variants have different part numbers.
Frequently Asked Questions
What is the capacity of the Seagate ST1800MM0129?
The drive offers 1.8TB of storage capacity.
What interface does this drive use?
It uses a dual-port 12Gb/s SAS interface and requires compatible SAS hardware.
Does this model include flash cache?
Yes. It includes 16GB of eMLC flash alongside a 256MB cache buffer.
Can I use it with a SATA controller?
No. This model uses SAS and requires a compatible SAS controller or backplane.
Does it support different sector formats?
Yes. Seagate FastFormat supports switching between 512e and 4Kn formats on compatible systems.
