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Product Features
Technical Overview
The DriveStation Axis Velocity HD-LX4.0TU3 combines a 7200 RPM SATA/300 internal drive with a USB 3.0 bridge for maximum throughput up to 5 Gbps. The 4TB capacity provides ample room for system images, project archives, or multimedia collections, while the 256-bit AES hardware encryption engine safeguards data without taxing host CPU resources.
Compatibility extends across modern Windows versions from XP through 10 and Server editions, plus macOS 10.5 Leopard and later. The drive is powered by an included AC adapter and connects via a bundled USB 3.0 cable, requiring no additional hardware for plug-and-play operation.
Relevant factors for this section include Storage Capacity, Encryption Standard, Spindle Speed (rpm). 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.
Key Product Advantages
Buffalo’s DriveStation Axis Velocity balances high-performance hardware with practical data protection and deployment flexibility. The 7200 RPM drive and USB 3.0 interface work together to minimize transfer wait times, whether you’re backing up terabytes of data or accessing large video files directly from the drive.
Hardware Encryption Security
Optional 256-bit AES hardware encryption operates independently from your computer’s CPU, providing robust data protection without impacting system performance. This is ideal for securing confidential business documents, financial records, or personal information stored on the drive.
- 256-bit AES encryption engine
- Hardware-based security
- No CPU overhead
Versatile Placement & Design
The low-profile chassis measures just 1.5" wide, allowing it to be positioned vertically or horizontally to conserve desk space. Its clean, minimalist appearance fits professionally in office environments, home offices, or media centers.
- Vertical or horizontal orientation
- Compact footprint
- Sleek desktop design
Deployment / Use Cases
The HD-LX4.0TU3 is well-suited for users who need fast, high-capacity external storage with built-in security. Its 7200 RPM performance makes it effective for active project storage, local backup destinations, or expanding the storage of compact systems without internal drive bays.
Businesses can deploy it for departmental file sharing, backup rotations, or as encrypted storage for sensitive data. Home users will appreciate its speed for media libraries, game storage, or Time Machine backups on Mac. The included Buffalo Backup Utility for Windows and native Time Machine support for macOS simplify scheduled backup routines.
Windows Backup & Storage Expansion
Use the Buffalo Backup Utility to automate full-system or incremental backups to the drive. The 4TB capacity can hold multiple system images, while USB 3.0 ensures quick backup windows and fast file restoration when needed.
Mac Time Machine & Media Storage
macOS users can designate the drive as a Time Machine destination for automatic versioned backups. The 7200 RPM speed also supports direct editing of high-resolution photos and videos stored on the drive, reducing the need to copy files locally first.
Physical Profile
Measuring 4.80" H x 1.50" W x 7.50" D (121.92 mm x 38.10 mm x 190.50 mm) and weighing approximately 2.10 lb (952.54 g), the DriveStation Axis Velocity has a compact desktop form factor. The slim width allows it to tuck neatly beside a monitor or under a desk, and the sturdy construction ensures stable operation in either orientation.
The physical profile is practical for deployment planning because the dimensions and weight are clearly defined: 4.80" (121.92 mm), 1.50" (38.10 mm), 7.50" (190.50 mm), 2.10 lb (952.54 g). This helps confirm rack, shelf, desk, or cabinet fit before installation.
- Width
- 1.50" (38.10 mm)
- Depth
- 7.50" (190.50 mm)
- Height
- 4.80" (121.92 mm)
- Weight
- 2.10 lb (952.54 g)
What's in the Box
The package includes everything needed for immediate setup and use.
Highlights
- 4TB storage capacity for large files and backups
- 7200 RPM spindle speed for fast data transfer rates
- USB 3.0 host interface with up to 5 Gbps throughput
- SATA/300 drive interface for internal performance
- Optional 256-bit AES hardware encryption for data security
- Broad OS compatibility with Windows and macOS
- Vertical or horizontal placement flexibility
- Includes Buffalo Backup Utility for Windows
- Time Machine support for Mac backups
- 2-year limited warranty and TAA compliance
Specifications
| Specifications | |
|---|---|
| Manufacturer | Buffalo Americas, Inc |
| Manufacturer Part Number | HD-LX4.0TU3 |
| Brand Name | Buffalo |
| Product Line | DriveStation Axis Velocity |
| Product Series | HD-LXU3 |
| Product Model | HD-LX4.0TU3 |
| Product Name | DriveStation Axis Velocity 4 TB USB 3.0 Desktop Hard Drive - HD-LX4.0TU3 |
| Packaged Quantity | 1 |
| Product Type | Hard Drive |
| Technical Information | |
| Storage Capacity | 4 TB |
| Encryption Standard | 256-bit |
| Drive Performance | |
| Spindle Speed (rpm) | 7200 |
| Interfaces/Ports | |
| Host Interface | USB 3.0 |
| Drive Interface | SATA |
| Drive Interface Standard | SATA/300 |
| Physical Characteristics | |
| Drive Type | External |
| External Drive Type | Desktop |
| Height | 4.80" (121.92 mm) |
| Width | 1.50" (38.10 mm) |
| Depth | 7.50" (190.50 mm) |
| Weight (Approximate) | 2.10 lb (952.54 g) |
| Miscellaneous | |
| Package Contents | DriveStation Axis Velocity 4 TB USB 3.0 Desktop Hard Drive - HD-LX4.0TU3 Quick-Setup Guide Warranty Statement AC-Adapter USB 3.0 Cable |
| Operating System Compatibility | Windows 10,Windows 8.1 x64,Windows 8 x64,Windows 7 x64,Windows Vista x64,Windows XP,Windows Server 2012 x64,Windows Server 2008 R2 x64,Windows Server 2003 x64,Mac OS X 10.5 Leopard,Windows 8.1,Windows 8,Windows 7,Windows Vista,Windows RT 8.1,Windows RT 8.1 x64,Windows Server 2008 R2,Windows Server 2008 x64,Windows Server 2008,Windows Server 2003,Windows Server 2003 R2,Windows Server 2003 R2 x64,Windows Server 2012 R2 x64 |
| Country of Origin | Japan |
| TAA Compliant | Yes |
| Warranty | |
| Limited Warranty | 2 Year |
User Manual
FAQ
What is the storage capacity of the Buffalo HD-LX4.0TU3?
The Buffalo DriveStation Axis Velocity HD-LX4.0TU3 provides 4 terabytes (4TB) of storage capacity. This is sufficient for approximately 1,000 hours of standard-definition video, 800,000 high-resolution photos, or 1.2 million MP3 songs, making it ideal for extensive media libraries, system backups, and large project archives.
How fast is this external hard drive?
This drive features a 7200 RPM spindle speed combined with a USB 3.0 interface, which supports data transfer rates up to 5 gigabits per second. The 7200 RPM speed reduces latency and improves read/write performance compared to slower 5400 RPM drives, resulting in quicker file copies, faster backup completion, and smoother media playback directly from the drive.
Does it include encryption for data security?
Yes, the HD-LX4.0TU3 offers optional 256-bit AES hardware encryption. This encryption is performed by a dedicated chip on the drive, not by your computer's CPU, so it secures your data without slowing down your system. It's an effective solution for protecting sensitive business documents, personal financial information, or any confidential files stored externally.
What operating systems are compatible?
The drive is compatible with a wide range of operating systems. For Windows, it supports Windows 10, 8.1, 8, 7, Vista, XP, and Server editions including 2012, 2008 R2, and 2003. For Mac, it works with macOS 10.5 Leopard and later. No additional drivers are required for most modern OS versions; it operates as a plug-and-play storage device.
Can I use this drive for automatic backups?
Absolutely. The drive includes Buffalo Backup Utility software for Windows, which allows you to schedule automatic full or incremental backups. For Mac users, the drive is fully compatible with Apple's Time Machine for automated versioned backups. This makes it a reliable set-and-forget backup destination for both personal and professional data protection.
What is the warranty and compliance status?
Buffalo provides a 2-year limited warranty for the HD-LX4.0TU3, covering defects in materials and workmanship. Additionally, the drive is TAA (Trade Agreements Act) compliant, meaning it meets U.S. government procurement requirements for products originating from designated countries, with this unit manufactured in Japan.