Searching for the best NAS enclosures 4 bay in 2026? The ideal choice depends on your needs for performance, ease of use, and expandability. The Yxk Zero1 Pro stands out as a versatile all-rounder, perfect for home and office use, while the QNAP TS-473A-8G-US offers robust performance for small business environments. Many options balance features against price, but tradeoffs often involve complexity, noise levels, or expansion capabilities. Keep reading to see how these models compare and find the best fit for your storage needs.
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Key Takeaways
- The best overall NAS enclosures combine strong hardware specs with user-friendly features, which is why the Yxk Zero1 Pro ranks highly despite its simplicity.
- Performance-centric models like the QNAP TS-473A-8G-US excel in small business environments but come at a higher price point and complexity.
- External enclosures such as the QNAP TR-004 provide flexible connectivity but lack integrated features like RAID or native OS support.
- DIY options like the 4 + 1 Bay Case offer customization but require technical knowledge and more setup time, making them less suitable for beginners.
- Price and build quality vary widely; diskless models tend to be more affordable but require compatible drives and setup effort.
| Yxk Zero1 Pro 4-Bay NAS for Enthusiasts, Home & Office (Diskless) |  | Best Overall for Customization and Power | Processor: Intel N100 | RAM: 8GB DDR4 | Drive Bays: 4 SATA 3.0 | VIEW ON AMAZON | See Our Full Breakdown |
| QNAP TS-473A-8G-US 4-Bay Desktop NAS |  | Best for Performance and Expandability | Processor: Quad-core AMD Ryzen V1500B 2.2 GHz | RAM: 8GB DDR4 (up to 64GB) | Number of Bays: 4 | VIEW ON AMAZON | See Our Full Breakdown |
| 4 + 1 Bay DIY NAS Case, 4 x 2.5″ / 3.5″ Tray + 1 x 2.5″ Internal Bay. MB ITX. PSU Flex. Front USB 3.0 8cm Chassis Fan Hot Swap Backplane. Network Attached Storage Private Cloud Enclosure. |  | Best for DIY Builders and Small Custom Setups | Motherboard Support: Mini ITX | Drive Bays: 4 x 2.5/3.5 inch + 1 internal | Power Supply: Flex or 1U PSU | VIEW ON AMAZON | See Our Full Breakdown |
| TERRAMASTER D4-320 External Hard Drive Enclosure 4-Bay (Diskless) |  | Best for High-Speed External Storage | Maximum Drive Capacity: 30TB per drive, 120TB total | Supported Drive Types: 3.5-inch SATA HDD, 2.5-inch SATA HDD/SSD | Data Transfer Speed: Up to 10Gbps | VIEW ON AMAZON | See Our Full Breakdown |
| QNAP TVS-h474-PT-8G-US 4-Bay Desktop NAS with Intel Pentium Gold CPU, 8GB DDR4, 2.5GbE, PCIe Gen 4 |  | Best for Multimedia and High-Speed Workloads | Processor: Intel Pentium Gold G7400 | Memory: 8GB DDR4 (expandable to 64GB) | Drive Bays: 4 | VIEW ON AMAZON | See Our Full Breakdown |
| UGREEN NAS DH4300 Plus 4-Bay Network Attached Storage for Home and Small Business |  | Best Overall for Versatile Home and Small Business Use | Capacity: 128TB | Number of Bays: 4 | Network: 2.5GbE Ethernet port | VIEW ON AMAZON | See Our Full Breakdown |
| QNAP TR-004 4-Bay USB Type-C External Storage with Hardware RAID (Diskless) |  | Best for Flexible External Storage Expansion and Data Security | Hard Disk Interface: Serial ATA | Connectivity Technology: USB | Additional Features: Supports hardware RAID, lockable drive bays | VIEW ON AMAZON | See Our Full Breakdown |
| nas enclosures 4 bay | Processor | Drive Bays |
|---|---|---|
| Yxk Zero1 Pro 4-Bay NAS for En | Intel N100 | 4 SATA 3.0 |
| QNAP TS-473A-8G-US 4-Bay Deskt | Quad-core AMD Ryzen V1500B 2.2 GHz | — |
| 4 + 1 Bay DIY NAS Case | — | 4 x 2.5/3.5 inch + 1 internal |
| TERRAMASTER D4-320 External Ha | — | 4 |
| QNAP TVS-h474-PT-8G-US 4-Bay D | Intel Pentium Gold G7400 | 4 |
| UGREEN NAS DH4300 Plus 4-Bay N | High-performance processor | — |
| QNAP TR-004 4-Bay USB Type-C E | — | — |
More Details on Our Top Picks
Yxk Zero1 Pro 4-Bay NAS for Enthusiasts, Home & Office (Diskless)
This model stands out for its robust hardware, including an Intel N100 processor and 8GB DDR4 RAM, making it a versatile choice for demanding users. Compared with the QNAP TVS-h474-PT, the Zero1 Pro offers greater flexibility with third-party OS support and full Docker compatibility, ideal for tech-savvy enthusiasts. Its support for a maximum of 144TB with RAID 0 ensures substantial storage capacity, though users must purchase drives separately. The dual 2.5GbE ports and 4K HDMI output facilitate multimedia use, but setup can be complex, especially when installing third-party OS. This makes it suitable for users comfortable with manual configuration who want high performance and expandability.
Pros:- Powerful Intel N100 processor with ample RAM for demanding tasks
- Supports large storage capacity up to 144TB with RAID 0
- Full Docker and third-party OS support for maximum flexibility
- Seamless 4K streaming and multimedia capabilities
Cons:- Requires manual setup for OS installation, which can be complex
- Hard drives are sold separately, increasing initial cost
Best for: Tech enthusiasts and power users seeking a customizable, high-performance NAS with extensive storage options.
Not ideal for: Beginners or those preferring an all-in-one plug-and-play solution, due to manual setup and OS customization requirements.
- Processor:Intel N100
- RAM:8GB DDR4
- Drive Bays:4 SATA 3.0
- M.2 Slots:2 NVMe
- Maximum Storage:144TB (RAID 0)
- Network Ports:2 x 2.5GbE
- HDMI:4K HDMI port
- Cooling System:Dual-fan with aluminum alloy heatsink
- Supports:Docker, third-party OS
Our verdict“This NAS is best suited for experienced users needing high performance and extensive customization options.”
QNAP TS-473A-8G-US 4-Bay Desktop NAS
The QNAP TS-473A combines a quad-core AMD Ryzen V1500B processor with up to 64GB RAM, making it a strong choice for users who need speed and expandability. Compared to the TERRAMASTER D4-320, the TS-473A offers internal SSD support via dual M.2 NVMe slots, significantly boosting performance for cache or applications. Its dual 2.5GbE ports and multiple USB 3.2 ports facilitate rapid data transfer, though setup can be challenging for newcomers due to its extensive feature set. With a 3-year warranty, it suits tech-savvy professionals and small businesses requiring fast, reliable storage, and capable of handling demanding workloads.
Pros:- Powerful AMD Ryzen processor with expandable RAM up to 64GB
- Dual M.2 NVMe slots for SSD caching or acceleration
- Fast dual 2.5GbE ports for quick network transfer
- Supports multiple USB 3.2 ports and extensive connectivity
Cons:- Requires additional purchase of drives; no included disks
- Setup complexity might be overwhelming for beginners
Best for: Small business owners or power users needing high-speed data access and flexible expandability.
Not ideal for: Users seeking plug-and-play simplicity or minimal setup, as the advanced features demand technical familiarity.
- Processor:Quad-core AMD Ryzen V1500B 2.2 GHz
- RAM:8GB DDR4 (up to 64GB)
- Number of Bays:4
- Network Ports:Dual 2.5GbE
- SSD Slots:2 M.2 PCIe Gen 3 NVMe
- USB Ports:Multiple USB 3.2 Gen 2
- Warranty:3 years
Our verdict“This NAS excels for users who prioritize speed, expandability, and are comfortable with detailed setup processes.”
4 + 1 Bay DIY NAS Case, 4 x 2.5″ / 3.5″ Tray + 1 x 2.5″ Internal Bay. MB ITX. PSU Flex. Front USB 3.0 8cm Chassis Fan Hot Swap Backplane. Network Attached Storage Private Cloud Enclosure.
This DIY NAS case targets users who want a flexible, compact enclosure for building their own storage system. It supports mini ITX motherboards and offers a 4-bay tray plus an internal bay, along with a 1U PSU option, making it versatile for custom configurations. Compared with external enclosures like the TERRAMASTER D4-320, this case allows for complete control over hardware choices and performance tuning. Its front USB 3.0 ports and hot-swappable drive trays simplify maintenance, but assembly requires technical skills and understanding of PC hardware. It’s ideal for tech enthusiasts who want a tailored solution but is less suitable for those seeking a ready-to-use product.
Pros:- Supports mini ITX motherboards for compact builds
- Flexible power supply options, including 1U PSU compatibility
- Hot-swappable trays for easy drive replacement
- Front USB 3.0 ports for quick data access
Cons:- Requires technical knowledge to assemble and configure
- Limited to users comfortable with hardware customization
Best for: Experienced DIY builders looking for a customizable, space-efficient NAS enclosure.
Not ideal for: Beginners or those preferring a pre-assembled NAS, due to assembly complexity and hardware requirements.
- Motherboard Support:Mini ITX
- Drive Bays:4 x 2.5/3.5 inch + 1 internal
- Power Supply:Flex or 1U PSU
- Front USB:3.0
- Fan:8cm chassis fan
- Form Factor:Supports 1U PSU
Our verdict“This case is best for experienced DIYers seeking a compact, customizable NAS enclosure tailored to their hardware preferences.”
TERRAMASTER D4-320 External Hard Drive Enclosure 4-Bay (Diskless)
The TERRAMASTER D4-320 is designed for users needing quick, reliable external storage solutions. Its support for drives up to 30TB per bay and transfer speeds up to 10Gbps via USB 3.2 Gen2 make it a strong choice for backups or media libraries. Compared with internal NAS units like the QNAP TS-473A, this enclosure excels in portability and ease of use without the need for complex setup, but it lacks RAID support, limiting it to individual disk management. The tool-free, hot-swappable trays simplify maintenance, though users must supply their own drives. It suits users who prioritize external expansion over integrated NAS features.
Pros:- Supports high-speed data transfer up to 10Gbps
- Hot-swappable trays for easy drive replacement
- Tool-free installation and secure push-lock trays
- Supports multiple drive types and sizes
Cons:- No RAID support, managing disks individually
- Requires compatible USB or Thunderbolt interface, not included
Best for: Pro users needing portable, high-speed external storage for backups or media libraries.
Not ideal for: Those seeking integrated RAID or network access within a standalone NAS device, as this is purely external and disk management is manual.
- Maximum Drive Capacity:30TB per drive, 120TB total
- Supported Drive Types:3.5-inch SATA HDD, 2.5-inch SATA HDD/SSD
- Data Transfer Speed:Up to 10Gbps
- Interface:USB Type-C
- Hot Swappable:Yes
- Drive Bays:4
Our verdict“This enclosure fits users needing fast, external, portable storage with simple maintenance and no RAID complexity.”
QNAP TVS-h474-PT-8G-US 4-Bay Desktop NAS with Intel Pentium Gold CPU, 8GB DDR4, 2.5GbE, PCIe Gen 4
The QNAP TVS-h474-PT offers a powerful Intel Pentium Gold processor, combined with PCIe Gen 4 expansion and 4K media capabilities. Compared with the QNAP TS-473A, this model emphasizes multimedia performance, supporting 4K playback and real-time transcoding, ideal for creative workflows. Its dual 2.5GbE ports and multiple USB ports ensure fast data transfer, while the HDMI port adds multimedia versatility, even if limited to 30Hz at 4K. The extensive RAM capacity and PCIe expansion make it suitable for demanding applications, though its drive bays are limited to four, which could restrict large-scale storage needs. Best suited for media professionals and power users who need speed and multimedia features.
Pros:- Powerful Intel Pentium Gold processor for demanding tasks
- Supports 4K media playback and real-time transcoding
- Expandable RAM up to 64GB for intensive workloads
- PCIe Gen 4 slot for future expansion
Cons:- No included drives, additional purchase needed
- Limited to 4 bays, which may restrict storage expansion
- HDMI output limited to 30Hz at 4K
Best for: Media professionals and demanding users needing fast data transfer and multimedia playback capabilities.
Not ideal for: Users seeking large-scale storage or simple plug-and-play solutions, as it requires additional drives and setup.
- Processor:Intel Pentium Gold G7400
- Memory:8GB DDR4 (expandable to 64GB)
- Drive Bays:4
- Network:Dual 2.5GbE
- USB Ports:Multiple USB 3.2 Gen 2
- Video Output:HDMI 1.4b (4K @30Hz)
- Expansion Slots:PCIe Gen 4
Our verdict“This NAS is ideal for multimedia professionals who need speed, real-time transcoding, and multimedia connectivity in a compact form.”
UGREEN NAS DH4300 Plus 4-Bay Network Attached Storage for Home and Small Business
The UGREEN NAS DH4300 Plus stands out for its user-friendly setup, AI-powered photo organization, and support for Docker, making it a solid choice for those who want a flexible, secure storage solution without the complexity of enterprise systems. Compared with the QNAP TR-004, it offers more integrated features like automatic backups and remote access, but it doesn’t support virtual machines or drive pooling, which could limit advanced customization. Its wired-only Ethernet connection may be a drawback for users needing Wi-Fi flexibility, and drives are not included, adding to initial costs. Overall, this model is ideal for small offices or home users seeking a straightforward, expandable NAS that can handle multimedia and private data securely.
Pros:- Easy to set up and access from multiple devices
- Automatic photo backup with AI organization features
- Supports Docker for versatile application deployment
- High capacity with support for large data volumes
Cons:- Does not support virtual machines or drive pooling
- Wired Ethernet only, no Wi-Fi support
- Storage drives are not included, increasing initial cost
Best for: Home users and small business owners who prioritize ease of use, AI photo management, and remote access without requiring virtual machine support or Wi-Fi connectivity.
Not ideal for: Users needing Wi-Fi support, virtual machine hosting, or included drives, as this NAS relies solely on wired Ethernet and requires separate drives.
- Capacity:128TB
- Number of Bays:4
- Network:2.5GbE Ethernet port
- RAM:8GB LPDDR4X
- Processor:High-performance processor
- Supports:Docker, 4K HDMI output
- Encryption:TRUSTe certified, ETSI EN 303 645 certified
- Compatibility:Windows, macOS, Android, iOS, web browsers, smart TVs
- Storage Drives Included:No
Our verdict“This NAS makes the most sense for small offices or tech-savvy home users seeking a flexible, secure, and easy-to-manage storage solution.”
QNAP TR-004 4-Bay USB Type-C External Storage with Hardware RAID (Diskless)
The QNAP TR-004 excels as an external storage expansion with support for multiple RAID configurations, making it suitable for users who need high-speed data transfer and secure drive management. Compared with the UGREEN NAS DH4300 Plus, it offers superior RAID flexibility and faster speeds up to 6 GB/s, but it lacks NAS-specific features like remote access, automatic backups, or multimedia support. Its diskless design means you’ll need to purchase drives separately, and it doesn’t function as a standalone NAS, which limits its use case to external storage expansion. Lockable drive bays enhance security for sensitive data, making it ideal for professionals needing quick, reliable external storage that can be easily reconfigured.
Pros:- Supports multiple RAID configurations for flexible data management
- High data transfer speeds up to 6 GB/s
- Secure lockable drive bays for physical security
- Compatible with various operating systems
Cons:- Does not support NAS applications or drive pooling
- Requires separate drives, as it is diskless
- Limited to external storage use, not a network-connected device
Best for: IT professionals and advanced users seeking high-speed, secure external storage with flexible RAID options for backup or data management.
Not ideal for: Those looking for a standalone NAS with remote access or multimedia features, since this device is purely an external drive enclosure without network capabilities.
- Hard Disk Interface:Serial ATA
- Connectivity Technology:USB
- Additional Features:Supports hardware RAID, lockable drive bays
- Hard Disk Form Factor:3.5 inches
- Read Speed:6 gigabytes_per_second
- Media Speed:375 MB/s
- Cache Memory Installed Size:1
- Data Transfer Rate:5 gigabits_per_second
- Item Weight:4.1 pounds
Our verdict“This device is best suited for users who need rapid, secure external storage expansion with flexible RAID setups, rather than a full-featured NAS system.”
How We Picked
Our evaluation focused on key factors that matter most to buyers: performance potential, ease of setup, build quality, expandability, and value for money. We compared products across these criteria, emphasizing models that balance robust features with user-friendly operation. Products with hardware RAID support, good cooling, and reliable connectivity ranked higher, while complex DIY solutions or models with limited expandability were rated lower. The final ranking reflects the combination of functionality, ease of use, and overall value, helping buyers find the best fit for their specific needs.
| nas enclosures 4 bay | Processor |
|---|---|
| Yxk Zero1 Pro 4-Bay NAS for En | Intel N100 |
| QNAP TS-473A-8G-US 4-Bay Deskt | Quad-core AMD Ryzen V1500B 2.2 GHz |
| 4 + 1 Bay DIY NAS Case | — |
| TERRAMASTER D4-320 External Ha | — |
| QNAP TVS-h474-PT-8G-US 4-Bay D | Intel Pentium Gold G7400 |
| UGREEN NAS DH4300 Plus 4-Bay N | High-performance processor |
| QNAP TR-004 4-Bay USB Type-C E | — |
Factors to Consider When Choosing Nas Enclosures 4 Bay
Choosing the right 4-bay NAS enclosure involves considering several factors beyond basic specs. Understanding your primary use case—whether for media storage, backups, or small business—guides your decision. It’s also important to evaluate expandability options, compatibility with drives, and the level of technical effort required for setup. A good NAS should give you reliable access, adequate performance, and room to grow without unnecessary complexity or cost. Here are the key considerations to help inform your choice.
Performance and Hardware Support
Look for NAS enclosures with capable processors and sufficient RAM, especially if you plan to run multiple services or handle large files. Hardware RAID support can improve data safety and performance but often adds cost and complexity. Consider whether the enclosure supports SSD caching or other performance-enhancing features if speed is a priority. Keep in mind that higher-end processors will better serve demanding tasks but also increase the price.
Ease of Setup and User Interface
A user-friendly setup process and intuitive management interface are vital, especially for less technical users. Some models come with comprehensive apps and mobile access, reducing the learning curve. Complex systems with extensive customization options can be overwhelming and may require technical expertise. Balancing ease of use with feature set helps prevent frustration down the line.
Build Quality and Cooling
Durable construction and effective cooling are essential for long-term reliability. Overheating can lead to drive failure, so look for models with good ventilation or active cooling fans. Noise levels may also be a concern, especially in home environments; quieter models typically sacrifice some cooling performance. Consider how the enclosure’s build quality aligns with your environment and usage frequency.
Expandability and Connectivity
While 4-bay units are limited in drive bays, some support expansion via additional enclosures or network interfaces. Check for multiple Ethernet ports, USB ports, or PCIe slots if you need to connect peripherals or upgrade network capabilities. Compatibility with existing drives and future expandability should influence your choice, especially if you anticipate storage needs growing over time.
Price and Value
Price varies based on features, build quality, and brand reputation. Diskless models are more affordable upfront but require you to purchase drives separately. Budget options may lack advanced features like hardware RAID or high-speed Ethernet, so weigh these tradeoffs carefully. Investing in a higher-quality enclosure can save money long-term by reducing maintenance and downtime.
Frequently Asked Questions
Can I use any drives with a 4-bay NAS enclosure?
Most 4-bay NAS enclosures support standard 3.5-inch or 2.5-inch drives, but compatibility depends on the specific model. Check the manufacturer’s specifications to confirm supported drive types and sizes. Some enclosures support hot-swapping, making maintenance easier, but it’s still important to ensure your drives are compatible and properly formatted for use. Using drives designed for NAS systems can improve reliability and longevity.
Is hardware RAID necessary in a NAS enclosure?
Hardware RAID offers advantages like improved performance and data safety, especially if you plan to store critical data. Some models include dedicated RAID controllers, making setup more straightforward. However, software RAID or NAS-specific software solutions can also provide redundancy if hardware RAID isn’t available. Consider your data safety needs and technical comfort before deciding.
How important is the network connection speed for a NAS?
Network speed directly impacts data transfer rates and overall usability. Gigabit Ethernet is standard, but models with 2.5GbE or higher provide faster data access, beneficial for media streaming or large backups. If multiple users access the NAS simultaneously, faster network connectivity reduces bottlenecks. Ensure your network infrastructure supports the NAS’s connection speeds to maximize performance.
Should I buy a diskless NAS or one with drives included?
Choosing a diskless NAS provides flexibility to select drives that match your performance and capacity needs and can be more cost-effective upfront. However, it requires additional effort to install and configure drives. Pre-installed drives are convenient but often limit customization options. Consider your technical comfort and future upgrade plans when making this decision.
What is the typical lifespan of a NAS enclosure?
The lifespan depends on build quality, usage patterns, and environmental conditions. Well-made models with proper cooling can last five to ten years with proper maintenance. Regular firmware updates and good ventilation help extend the device’s operational life. Investing in reputable brands often correlates with longer-lasting, more reliable hardware.
Conclusion
For most home users and small offices, the Yxk Zero1 Pro offers a well-rounded mix of features, usability, and affordability, making it the best overall choice. Those seeking robust performance and expandability should consider the QNAP TS-473A-8G-US, especially if they have higher data demands. Buyers new to NAS setups might find the QNAP TR-004 or DIY options appealing, provided they’re comfortable with additional setup steps. For those prioritizing premium build quality and advanced features, investing in higher-end models makes sense. Ultimately, your choice should reflect your specific storage needs, technical aptitude, and budget constraints.
