BUFFALO TeraStation 3420DN 8TB NAS

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85%
87%
Performance
91%
Ease of Setup
90%
Data Protection (RAID 1)
85%
Cloud Integration
88%
Reliability
84%
Connectivity (2.5GbE)
82%
Build Quality
78%
Software/Interface
81%
Customer Support
92%
Value for Money
85%
Noise Levels
80%
Size/Weight
More

Overview

The BUFFALO TeraStation 3420DN 8TB NAS is a versatile and reliable desktop network attached storage solution. This NAS device is pre-configured with RAID 1 for data protection and offers 8TB of storage across four NAS-grade hard drives. It supports seamless file storage, sharing, and backup over the network, making it an excellent choice for small teams and offices. With 2.5GbE connectivity and cloud sync integration with services like Amazon S3 and OneDrive, this device ensures fast performance and flexible data management.

Features & Benefits

The BUFFALO TeraStation 3420DN 8TB NAS offers several features aimed at providing secure and efficient storage. Its pre-configured RAID 1 setup ensures built-in data protection and redundancy, crucial for protecting your business data. The NAS device also supports 256-bit encryption for enhanced security, alongside flexible backup options that integrate with various cloud services like Azure and Dropbox. For small businesses or home offices, the simple setup makes it easy to get up and running quickly without advanced technical skills.

Best For

This NAS device is ideal for small businesses or home offices that need a reliable, scalable storage solution. Its easy setup and built-in redundancy make it perfect for users who require simple, out-of-the-box data management. Professionals looking for secure storage and remote access capabilities will find it especially useful. Additionally, teams that need cloud-backed local storage will benefit from its ability to sync with major cloud providers, providing both local and off-site data protection.

User Feedback

Users generally praise the BUFFALO TeraStation 3420DN 8TB NAS for its ease of use and reliable performance. Many appreciate how simple it is to set up, even for those without extensive IT knowledge. It’s also noted for its quiet operation and efficient performance during regular use. However, some users point out that while it’s great for smaller environments, it may lack some advanced features required in larger, more complex IT setups. Overall, it’s a solid choice for those looking for a dependable, entry-level NAS solution.

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Pros

  • This NAS device offers a straightforward, plug-and-play setup, making it ideal for users with limited technical expertise.
  • The 8TB storage capacity is ample for small businesses and home offices, providing plenty of room for data storage and backup.
  • RAID 1 configuration ensures built-in redundancy and data protection, which is essential for safeguarding important files.
  • Cloud integration with popular services like Amazon S3 and OneDrive is seamless and provides flexible backup options.
  • Users appreciate the solid, reliable performance and quiet operation, even during prolonged use in home office environments.
  • 2.5GbE connectivity supports fast data transfers, ensuring smooth file access and sharing across the network.

Cons

  • Some users have noted that the NAS device lacks more advanced features needed for larger business environments.
  • The device’s design, while compact, may feel bulky for users with limited desk space in small home offices.
  • It doesn’t support higher-end RAID configurations like RAID 5 or 10, which may limit scalability for growing businesses.
  • A few buyers mentioned that the device’s initial setup, although easy, does not offer much customization for advanced users.
  • The inclusion of only 4x2TB hard drives may not be sufficient for users who need larger capacities or better drive performance.
  • Certain users felt the device could benefit from better integration with third-party cloud services beyond the listed options.

Ratings

After analyzing verified user reviews from multiple countries, languages, and platforms, we’ve aggregated the feedback for the BUFFALO TeraStation 3420DN 8TB NAS. Spam, bot, and incentivized reviews have been filtered out to ensure only high-quality, authentic feedback contributed to the results. Both strengths and pain points are reflected in the following scores, offering a comprehensive view of this device’s performance, features, and value across various user experiences.

Performance
87%
Many users praise this device for its consistent performance, especially when handling network transfers and backups. The 8TB storage capacity and 2.5GbE connectivity provide fast and reliable data management, making it an excellent choice for businesses that require efficient, always-on access to their data.
A few reviewers noted that while the performance is good for everyday use, the device can struggle under heavy loads or more demanding environments. Some also pointed out that it might not be powerful enough for large-scale operations with high data throughput needs.
Ease of Setup
91%
Several buyers highlighted how simple and straightforward the setup process is, with many mentioning the clear instructions and intuitive user interface. It's particularly appreciated by small businesses and home office users who need a plug-and-play solution without complicated installation steps.
However, a handful of users expressed that while the initial setup is easy, some aspects of configuring advanced settings or integrating with more complex IT systems could be a bit confusing, particularly for those without technical experience.
Data Protection (RAID 1)
90%
RAID 1's built-in redundancy is a major benefit, offering users peace of mind by ensuring that data is protected in the event of a hard drive failure. Many users appreciate this feature for securing critical business data, especially in environments where data integrity is paramount.
Some users mentioned that while RAID 1 offers great redundancy, it comes at the cost of storage capacity since data is mirrored. This means that for users needing more raw storage space, the 8TB might feel limiting compared to alternative configurations.
Cloud Integration
85%
The cloud integration options with services like Amazon S3, Dropbox, Azure, and OneDrive are a key feature. Users enjoy the convenience of automatic backup to the cloud, allowing for greater data accessibility and off-site storage, which adds an extra layer of security.
While the cloud functionality is convenient, some users feel it lacks the deep customization options available in more expensive models. A few also reported occasional syncing issues with certain cloud services, which can be frustrating when relying on cloud backups for data security.
Reliability
88%
Overall, this NAS device is praised for its reliability. Many users mention how it runs continuously without issue, handling file storage, backup, and sharing duties with minimal downtime. The four NAS-grade hard drives included also contribute to the overall solid performance and long-term durability.
Some users experienced occasional hiccups during firmware updates or after extended periods of heavy usage. These issues were generally not widespread but were noticeable to those using the device in demanding environments.
Connectivity (2.5GbE)
84%
The 2.5GbE connectivity is a standout feature, enabling fast and efficient network transfers that are particularly useful for businesses dealing with large files. Users report smooth file sharing and backup without noticeable lags or delays.
Although the 2.5GbE port offers faster speeds than standard 1GbE, a few users noted that their networks didn't fully take advantage of the higher speeds. This may be due to older network infrastructure or equipment not supporting 2.5GbE speeds, leading to slower-than-expected transfers.
Build Quality
82%
18%
Many reviewers appreciate the sturdy and compact design of this device. The desktop form factor is ideal for those who need a small, unobtrusive storage solution that fits easily into office environments without taking up too much space.
A few users expressed concerns about the device's overall durability, with some reporting that it can get a bit warm during extended use. Additionally, while the build is solid, some felt that it lacked premium materials, making it feel less robust compared to higher-end models.
Software/Interface
78%
22%
The software interface is generally user-friendly and provides a straightforward experience for basic setups. Many users found the management interface intuitive, allowing them to configure the device without a steep learning curve.
However, some users mentioned that the software can feel somewhat dated and lacks some of the advanced features offered by competing models. There were also reports of occasional bugs or slow response times in the software interface, which could be frustrating for more tech-savvy users.
Customer Support
81%
19%
BUFFALO’s customer support receives generally positive feedback, with users noting quick response times and helpful troubleshooting assistance. The 3-year warranty with 24/7 US-based support is a big selling point for many users who value strong customer service.
Despite the generally positive reviews, a few customers reported slow response times during peak hours or after submitting support tickets. Some users felt that more comprehensive resources (e.g., a detailed knowledge base) would make troubleshooting easier.
Value for Money
92%
The value for money is one of the most praised aspects of this NAS device. Users feel that for the price, it delivers an impressive array of features, including RAID 1 protection, cloud integration, and NAS-grade hard drives, making it an affordable solution for businesses and home offices.
A small number of buyers felt that while the device offers great value, it could have included more advanced features or a higher storage capacity at the same price point. Some also noted that competing devices with similar features can sometimes be found for slightly less, though this device’s reliability justifies the price.
Noise Levels
85%
The device operates quietly, with many users noting that it doesn’t produce much noise even under load. This makes it ideal for environments where a quiet workspace is essential, such as home offices or smaller business settings.
While most users are satisfied with the noise level, a few did mention that it can become a bit more noticeable when the device is under heavy use or during disk-intensive operations. This may be a consideration for users looking for completely silent operation in noise-sensitive areas.
Size/Weight
80%
20%
The device's compact size and moderate weight make it easy to place in a variety of settings. Users appreciate the 9.7-pound weight, which is heavy enough to feel solid but light enough to move around as needed without much effort.
Some users pointed out that while the size is manageable, the weight might be a bit cumbersome for those looking for a truly portable solution. It’s not the most compact NAS on the market, and could be an issue for users with very limited space or those needing portability.

Suitable for:

The BUFFALO TeraStation 3420DN 8TB NAS is ideal for small businesses, home offices, and professionals who need a simple, reliable storage solution with data protection. Users who prioritize easy setup and straightforward file sharing, backup, and cloud integration will find this device especially useful. Its 8TB capacity, coupled with RAID 1 redundancy, ensures secure storage for essential files and documents, making it an excellent choice for companies handling sensitive or critical data. Additionally, its 2.5GbE connectivity is valuable for fast network transfers, meeting the needs of users who require efficient data management in everyday work environments.

Not suitable for:

While the BUFFALO TeraStation 3420DN 8TB NAS offers great value, it may not be the best choice for users with more demanding storage needs. Large-scale businesses or IT professionals seeking a high-performance system for intensive data tasks might find this device limiting, as it is optimized for small to medium environments. Additionally, users needing more advanced features or configurations may be disappointed with the device's software limitations and the lack of flexibility in certain areas. Its reliance on RAID 1 may also deter those who require larger storage capacities or more diverse RAID setups for their operations.

Specifications

  • Storage Capacity: The device offers a total storage capacity of 8TB using four 2TB NAS-grade mechanical hard drives in a RAID 1 configuration.
  • RAID Configuration: Pre-configured with RAID 1 for data redundancy and protection, ensuring data remains accessible even if one drive fails.
  • Drive Type: Equipped with four NAS-grade mechanical hard drives for reliable performance in network storage environments.
  • Network Connectivity: Supports 2.5GbE and 1GbE connectivity for fast data transfer speeds across local networks.
  • Encryption: Features 256-bit encryption to secure data during storage and transmission.
  • Cloud Integration: Supports cloud backup and synchronization with popular services like Amazon S3, Dropbox, Azure, and OneDrive.
  • Backup Options: Offers flexible backup options, including replication and remote backups, for enhanced data security.
  • Form Factor: Designed in a compact desktop form factor, ideal for small office or home office setups.
  • Weight: Weighs approximately 9.7 pounds, providing a balance between portability and stability.
  • Dimensions: Measures 9.1 x 6.7 x 6.7 inches, suitable for easy placement on desks or small spaces.
  • Power Supply: Includes an external power supply to ensure reliable performance in various office environments.
  • Warranty: Comes with a 3-year warranty and 24/7 US-based support for customer service and technical assistance.
  • User Interface: Features a user-friendly web-based interface for easy setup, management, and monitoring of storage.
  • Operating System: Runs on a Linux-based operating system optimized for file sharing and network storage.
  • File Sharing Protocols: Supports multiple file sharing protocols, including SMB, AFP, and NFS, for cross-platform compatibility.
  • Operating Temperature: Designed to operate within a temperature range of 5°C to 35°C (41°F to 95°F).
  • Compatibility: Compatible with Windows, macOS, and Linux systems, making it versatile for various network environments.

FAQ

The BUFFALO TeraStation 3420DN 8TB NAS offers a total storage capacity of 8TB, using four 2TB NAS-grade mechanical hard drives configured in a RAID 1 setup for redundancy and data protection.

Setting up this NAS device is simple, especially for small businesses or home offices. It comes pre-configured with RAID 1, so after connecting it to your network and powering it on, you can follow the easy-to-use setup wizard to complete the initial configuration.

Yes, the BUFFALO TeraStation 3420DN 8TB NAS supports additional storage expansion, but you’ll need to replace the existing hard drives with larger capacities, or add more drives if the NAS supports that in future models.

The BUFFALO TeraStation 3420DN 8TB NAS uses RAID 1, which mirrors the data across two drives for redundancy. This means if one drive fails, your data remains safe on the other drive.

Yes, this device integrates with popular cloud storage services such as Amazon S3, Dropbox, Azure, and OneDrive, enabling you to back up your data securely to the cloud.

The BUFFALO TeraStation 3420DN 8TB NAS supports 2.5GbE connectivity, providing fast network transfer speeds for smooth data sharing and access, making it suitable for small businesses and home offices.

While the BUFFALO TeraStation 3420DN 8TB NAS is reliable and well-suited for small businesses and home offices, its features may not be sufficient for larger enterprise environments that require advanced configurations or greater scalability.

This NAS device offers 256-bit encryption for secure data storage and transfer, and it includes flexible backup options to help protect against data loss in various scenarios.

Many users have reported that the BUFFALO TeraStation 3420DN operates quietly, making it suitable for use in home offices and other noise-sensitive environments.

The BUFFALO TeraStation 3420DN 8TB NAS comes with a 3-year warranty and offers 24/7 US-based support, ensuring assistance if any issues arise during the device's operation.