OWC OWCESU3M1.0B Express 1TB External Hard Drive - 2.5" - USB 3.0 - SATA/600 - 5400 RPM - 128MB Cache - Black
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Product Features
Technical Overview
This external hard drive features a 5400 RPM spindle speed, balancing performance with power efficiency for portable use. The 128MB cache buffer enhances burst performance, while the SATA/600 drive interface ensures compatibility with modern storage standards.
USB 3.0 provides super-fast data transfer speeds, significantly reducing wait times for large file operations. The drive does not include wireless LAN capabilities, focusing instead on wired connectivity for stable, high-speed transfers.
Relevant factors for this section include Storage Capacity, Spindle Speed (rpm), Buffer. When those points are considered together, they give buyers a clearer picture of how the product is equipped, how it fits into deployment, and what kind of day-to-day role it is meant to support.
A strong technical summary explains how the product's interfaces, hardware profile, and operating characteristics work together in real deployment. Buyers often need this context to confirm compatibility with existing devices, expected performance in daily use, and whether installation will be straightforward for IT staff or end users.
Key Product Advantages
The OWC Express hard drive stands out with its practical combination of capacity, portability, and modern connectivity. Its 2.5-inch form factor and compact dimensions make it exceptionally easy to transport, while USB 3.0 ensures fast data access wherever you work.
High-Capacity Storage
With 1TB of space, this drive accommodates extensive document libraries, photo collections, video projects, and backup archives without requiring frequent file management.
- Store thousands of photos or hours of video
- Ideal for personal or light professional use
Optimized Performance
The 128MB cache buffer and SATA/600 interface work together to improve burst performance, reducing latency during frequent read/write operations.
- Enhanced responsiveness for active files
- Efficient handling of mixed workloads
Deployment / Use Cases
This external hard drive is well-suited for users needing additional portable storage for everyday computing tasks. Its plug-and-play USB 3.0 connectivity makes it immediately usable with most modern computers without requiring additional drivers or software.
Common deployment scenarios include supplementing laptop storage for students and professionals, creating backup copies of important files, transferring large files between systems, and expanding media storage for photographers and content creators.
Relevant factors for this section include Storage Capacity, Spindle Speed (rpm), Buffer. When those points are considered together, they give buyers a clearer picture of how the product is equipped, how it fits into deployment, and what kind of day-to-day role it is meant to support.
Portable File Storage
Carry your work, projects, or entertainment media between home, office, and remote locations with this compact external drive.
Data Backup Solution
Use as a dedicated backup target for critical documents, photos, and system files, providing an additional layer of data protection.
Physical Profile
Measuring 0.59 inches in height, 3.11 inches in width, and 5.12 inches in depth, this 2.5-inch external hard drive maintains a slim profile that fits comfortably in most laptop bags or desk drawers. The black finish provides a professional appearance that blends with various workspace aesthetics. The compact dimensions and lightweight construction emphasize portability without sacrificing storage capacity.
The physical profile is practical for deployment planning because the dimensions and weight are clearly defined: 0.59" (15 mm), 3.11" (79 mm), 5.12" (130 mm). This helps confirm rack, shelf, desk, or cabinet fit before installation.
- Width
- 3.11" (79 mm)
- Depth
- 5.12" (130 mm)
- Height
- 0.59" (15 mm)
Highlights
- 1TB storage capacity for documents, photos, videos, and backups
- 2.5-inch external form factor for maximum portability
- USB 3.0 host interface for super-fast data transfer speeds
- SATA/600 drive interface with optimized burst performance
- 5400 RPM spindle speed balancing performance and efficiency
- 128MB cache buffer for rapid processing of active files
- Black finish with sleek, professional appearance
- Compact dimensions: 0.59" H × 3.11" W × 5.12" D
- No wireless LAN, focusing on stable wired connectivity
- Plug-and-play operation with most modern computers
Specifications
| Specifications | |
|---|---|
| Manufacturer | Other World Computing |
| Manufacturer Part Number | OWCESU3M1.0B |
| Brand Name | OWC |
| Product Line | Express |
| Product Name | Express USB 3.0 1.0TB Portable Storage Solution |
| Product Type | Hard Drive |
| Technical Information | |
| Storage Capacity | 1 TB |
| Drive Performance | |
| Spindle Speed (rpm) | 5400 |
| Buffer | 128 MB |
| Network & Communication | |
| Wireless LAN | No |
| Interfaces/Ports | |
| Host Interface | USB 3.0 |
| Drive Interface | SATA |
| Drive Interface Standard | SATA/600 |
| Physical Characteristics | |
| Product Color | Black |
| Drive Type | External |
| Form Factor | 2.5" |
| Height | 0.59" (15 mm) |
| Width | 3.11" (79 mm) |
| Depth | 5.12" (130 mm) |
FAQ
What is the storage capacity of this OWC external hard drive?
This OWC Express external hard drive provides 1TB (terabyte) of storage capacity. This equates to approximately 1000 gigabytes, offering substantial space for documents, photos, videos, music libraries, and backup files. The capacity supports everyday storage needs for personal users, students, and professionals managing moderate file collections.
What type of interface does this hard drive use for connectivity?
The drive features dual interface connectivity. It uses USB 3.0 as the host interface for connecting to computers and devices, providing high-speed data transfer capabilities. Internally, it employs a SATA drive interface with the SATA/600 standard, which optimizes burst performance between the drive mechanism and the controller.
Is this a 2.5-inch or 3.5-inch hard drive?
This is a 2.5-inch form factor external hard drive. The 2.5-inch designation refers to the physical size of the drive mechanism inside the enclosure. This compact form factor makes the drive highly portable and suitable for use with laptops and desktop systems where space is limited or mobility is important.
What is the spindle speed (RPM) of this hard drive?
The drive operates at 5400 RPM (revolutions per minute). This spindle speed represents a balance between performance and power efficiency, making it well-suited for portable external storage applications where heat generation and battery impact are considerations while still delivering responsive data access.
Does this external hard drive include a cache buffer?
Yes, the drive includes a 128MB cache buffer. This buffer acts as temporary high-speed memory that stores frequently accessed data, improving overall performance by reducing the need to constantly read from the physical platters. The cache enhances burst performance during file transfers and application loading.
What are the physical dimensions of this external hard drive?
The drive measures 0.59 inches (15 mm) in height, 3.11 inches (79 mm) in width, and 5.12 inches (130 mm) in depth. These compact dimensions contribute to its portable design, allowing it to fit easily in laptop bags, briefcases, or desk drawers while providing full 1TB storage capacity in a slim profile.
| Qty | Price | Available |
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