Seagate Momentus ST9120021AS 120GB SATA 5.4K 2.5" SFF HDD
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ST9120021AS Price & Availability
Seagate ST9120021AS Specs
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ST9120021AS
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WD1200BEVS
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HTS541612J9SA00
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MK1234GSX
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HM121HI
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| Brand | Seagate | Western Digital | Hitachi | Toshiba | Samsung |
| Relationship Type | Target Part | Cross-Brand Alternative | Cross-Brand Alternative | Cross-Brand Alternative | Cross-Brand Alternative |
| Capacity | 120 GB | 120 GB | 120 GB | 120 GB | 120 GB |
| Interface | SATA 1.5 Gb/s | SATA 1.5 Gb/s | SATA 1.5 Gb/s | SATA 3 Gb/s | SATA 3 Gb/s |
| Form Factor | 2.5-inch, 9.5 mm | 2.5-inch, 9.5 mm | 2.5-inch, 9.5 mm | 2.5-inch, 9.5 mm | 2.5-inch, 9.5 mm |
| Spindle Speed | 5,400 RPM | 5,400 RPM | 5,400 RPM | 5,400 RPM | 5,400 RPM |
| Cache | 8 MB | 8 MB | 8 MB | 8 MB | 8 MB |
Seagate ST9120021AS Description
▼The Seagate Momentus ST9120021AS 120GB SATA 5.4K 2.5" SFF HDD is a reliable and efficient hard drive designed for laptops, small form factor PCs, and external storage solutions. Its 2.5-inch form factor and SATA interface make it compatible with a wide range of devices requiring compact storage with dependable performance. Whether you need additional storage for your notebook or a replacement drive for your existing system, this Momentus drive balances capacity and speed to meet everyday computing needs.
Key specifications of this hard drive highlight its solid performance and compatibility features. The 120GB capacity offers ample space for documents, media, and applications, while the 5400 RPM spindle speed ensures quiet operation and energy efficiency. The 8MB cache enhances data transfer rates, making file access smoother. Additionally, the SATA interface provides fast and reliable connectivity, and the 2.5" small form factor (SFF) fits easily into most laptops and compact devices.
- Brand: Seagate
- Product Line: Momentus
- Capacity: 120GB
- Spindle Speed: 5400 RPM
- Interface Type: SATA
- Cache: 8MB
- Form Factor: 2.5" Small Form Factor (SFF)
For your convenience, here are some compatible spare parts and alternative models within the Seagate Momentus series that you might consider for upgrades or replacements:
- Seagate ST9120821AS (Part Number: ST9120821AS)
- Seagate ST9120827AS (Part Number: ST9120827AS)
- Seagate 9W3184-022 (Part Number: 9W3184-022)
- Seagate ST9120822AS (Part Number: ST9120822AS)
- Seagate 9S1133-022 (Part Number: 9S1133-022)
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