Asustor AS5402T NAS Review: Can This 2-Bay Powerhouse Transform Your Home Network?

Looking for a compact yet powerful NAS solution for your home or small business? The Asustor AS5402T offers impressive specifications in a sleek, compact form factor that makes it an attractive option for users who need reliable network storage.

This 2-bay NAS is equipped with an Intel Quad-Core processor running at 2.0GHz and comes with 4GB of DDR4 RAM, providing solid performance for file sharing, media streaming, and even gaming applications. One standout feature is the inclusion of four M.2 NVMe SSD slots, giving users flexible storage options beyond traditional hard drives.

Asustor AS5402T NAS Review: Can This 2-Bay Powerhouse Transform Your Home Network?

The dual 2.5-Gigabit Ethernet ports are a significant advantage, offering faster network speeds than many competing models. This makes the AS5402T particularly well-suited for data-intensive tasks like streaming 4K videos or backing up large files quickly.

Build quality appears solid with its metal construction, and the unit features thoughtfully designed thermal vents for M.2 SSD heat dissipation. The three USB 3.2 Gen 2 ports operating at 10 Gbps provide excellent connectivity options for external devices.

Users seem pleased with the Asustor’s performance, as evidenced by its 4.5-star rating from 160 reviews. The Wake on LAN and Wake on WAN support adds convenience for remote access scenarios.

Bottom Line

The Asustor AS5402T represents a strong option for anyone seeking a versatile, high-performance NAS with modern connectivity features.

With its powerful processor, flexible storage options, and dual 2.5GbE ports, it delivers excellent value for both home users and small businesses.

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Overview of Asustor AS5402T

Modern networking demands robust storage solutions, and the AS5402T delivers impressive functionality in a compact package. This 2-bay NAS powered by a 10nm Intel Celeron N5105 Quad-Core processor stands out with its exceptional connectivity options and expansion capabilities.

The AS5402T offers four M.2 slots for NVMe SSDs, providing remarkable flexibility for high-speed storage configurations. With 4GB of DDR4-2933 RAM, it handles multitasking smoothly for both home and small business environments. The dual 2.5-Gigabit Ethernet ports enable faster network throughput, while three USB 3.2 Gen 2 ports operating at 10 Gbps support quick peripheral connections.

Users particularly appreciate the NAS’s thoughtful design, including aesthetically pleasing thermal vents for M.2 SSD heat dissipation. The metal construction gives it durability, while Wake on LAN and Wake on WAN support adds convenient remote accessibility options. Overall, this Asustor model balances performance and expandability remarkably well for gaming and streaming applications.

Superior Quad-Core Performance

At the heart of this NAS lies the 10 nm Intel Celeron N5105 processor, delivering impressive computing power for multiple tasks simultaneously. This quad-core CPU running at 2.0GHz provides the muscle needed for demanding applications like gaming and live streaming.

The processor works harmoniously with 4GB of DDR4-2933 RAM to ensure smooth operation even during intensive data transfers. Users report exceptional power and fast upload/download speeds, making it ideal for heavy workloads.

The AS5402T leverages this processing power effectively across its various features. Whether you’re backing up large music collections (as one user did with 19TB of audio files) or managing extensive photo libraries, the quad-core performance ensures operations remain responsive and efficient.

The combination of this processor with dual 2.5-Gigabit Ethernet ports enables the system to handle multiple concurrent users without noticeable slowdowns. This makes the Asustor particularly well-suited for home media servers and small business environments.

Ample Storage with M.2 NVMe SSD Slots

Storage flexibility stands out as a major advantage with this NAS device. The AS5402T features an impressive four M.2 NVMe SSD slots, allowing users to significantly expand their storage options beyond the standard 2-bay configuration. This dual approach to storage provides excellent versatility.

Users can implement the M.2 slots in multiple ways. They can be used for cache acceleration to improve overall system performance or configured as additional storage volumes. This flexibility makes the AS5402T particularly valuable for data-intensive applications like gaming and live streaming.

The NVMe technology delivers substantially faster read/write speeds compared to traditional SSDs or mechanical drives. This speed advantage becomes especially apparent when transferring large media files or accessing frequently used data.

The inclusion of four M.2 slots rather than just one or two demonstrates Asustor’s understanding of modern storage needs where both capacity and performance matter.

Efficient Multitasking with DDR4 RAM

The inclusion of 4GB DDR4-2933 RAM provides substantial performance benefits for users managing multiple tasks simultaneously. This faster memory standard enables the NAS to handle various operations without noticeable slowdowns.

When streaming media, backing up files, and sharing documents across a network, the DDR4 RAM works seamlessly with the Intel Celeron N5105 processor. This combination maintains responsive performance even during peak usage periods.

Users report smooth operation when running Plex Media Server alongside file transfers and backup routines. The RAM allocation is sufficient for most home and small business applications, though power users might eventually consider expanding memory for more demanding workloads.

The DDR4 standard also contributes to the overall energy efficiency of the AS5402T, helping to keep power consumption reasonable despite its robust capabilities. For multitasking scenarios, this NAS delivers reliable performance without the lag often experienced with lesser equipped storage solutions.

Network Versatility with Dual Ethernet Ports

Connectivity options can make or break a NAS device, and the AS5402T shines in this department. The unit comes equipped with dual 2.5-Gigabit Ethernet ports, offering significant networking advantages over standard single-port solutions.

These dual ports support link aggregation, allowing users to combine both connections for increased throughput up to 5Gbps. This feature proves particularly valuable for environments with multiple simultaneous users or bandwidth-heavy applications like 4K video streaming.

The ports also provide excellent redundancy. If one connection fails, the other keeps your data accessible without interruption. This failover capability is crucial for maintaining reliable access to important files.

Additionally, the NAS supports Wake on LAN and Wake on WAN functions, enabling remote power management. This means you can power up the device from anywhere on your network or even over the internet when needed.

Fast Connectivity with USB 3.2 Ports

The AS5402T doesn’t skimp on external connectivity options. With three USB 3.2 Gen 2 ports running at a blazing 10 Gbps, transferring large files between external drives and the NAS becomes remarkably efficient.

This high-speed USB implementation allows users to quickly backup data from external sources or expand the NAS capabilities with compatible peripherals. The 10 Gbps speed represents a significant upgrade over previous USB standards, reducing wait times when moving large media files.

These ports complement the NAS’s other connectivity features like dual 2.5-Gigabit Ethernet, creating a well-rounded device for home and small business networks. Users can connect external hard drives, SSDs, or even USB hubs to further extend functionality.

Thermal Efficiency with M.2 SSD Vents

The heat management system on the AS5402T deserves special attention. The aesthetically pleasing thermal vents aren’t just for show—they provide crucial cooling for the four M.2 NVMe SSD slots. This design choice helps maintain optimal operating temperatures during intensive workloads.

Many NAS devices struggle with heat dissipation when using high-performance SSDs. The Asustor addresses this challenge with dedicated venting that allows air to flow directly over the M.2 slots. This passive cooling solution eliminates the need for additional fans that might increase noise levels.

The thermal efficiency translates to more consistent performance, especially during extended file transfers or when running multiple applications simultaneously. Users report stable temperatures even when the NAS operates continuously. When fully populated with NVMe drives, the venting system proves its worth by preventing thermal throttling that could otherwise impact data transfer speeds.

Pros and Cons

When evaluating a network storage solution, understanding the strengths and weaknesses helps make an informed decision. The AS5402T offers several notable advantages alongside a few limitations that potential buyers should consider before making their purchase.

Pros

  • Impressive Processing Power – The Intel Quad-Core N5105 CPU running at 2.0GHz provides excellent performance for various tasks including media streaming and file transfers.
  • Extensive SSD Support – Features 4 M.2 NVMe SSD slots with dedicated thermal vents for effective heat dissipation.
  • Robust Connectivity – Dual 2.5-Gigabit Ethernet ports enable faster network transfers compared to traditional 1GbE NAS devices.
  • Generous Memory – Comes with 4GB of DDR4-2933 RAM, providing smooth multitasking capabilities.
  • High-Speed USB Ports – Three USB 3.2 Gen 2 ports offering 10 Gbps transfer speeds for external devices.
  • Flexible Wake Options – Supports both Wake on LAN and Wake on WAN for remote access convenience.

Cons

  • No Included Drives – Ships diskless, requiring additional investment in storage drives.
  • Learning Curve – Some users transitioning from other NAS brands may need time to adapt to the Asustor interface.
  • Limited RAM Compared to Higher Models – While 4GB is sufficient for many tasks, power users might wish for more memory for virtualization or heavy multitasking.
  • Setup Process Can Be Time-Consuming – Initial RAID builds may take multiple days to complete, as noted by some users.
  • Software Ecosystem Not as Established – While functional, some users coming from Synology or QNAP might find fewer app options.

Customer Feedback

Users express high satisfaction with the AS5402T, giving it an impressive 4.5 out of 5 stars based on 160 ratings. Many highlight its exceptional speed and performance, particularly appreciating the 2.5GbE connectivity that enables faster file transfers. The NAS receives praise for its straightforward setup process, with several reviewers mentioning how easy it was to configure compared to other brands.

Former Synology users report switching to Asustor for better features at this price point. The flexibility of having four NVMe slots plus SATA bays is frequently mentioned as a significant advantage. Users particularly value its reliability for backing up large media collections, with some storing multiple terabytes of music and photos without issues.

While most feedback is positive, a few users noted an initial slowdown during the first days of RAID configuration. The cloud features are appreciated but users like that they’re optional rather than required.

Aesthetics and Build

The sleek, minimalist design of the AS5402T stands out immediately. Its compact form factor houses impressive technology while maintaining a professional appearance suitable for both home and office environments.

The NAS features distinctive thermal vents that serve a dual purpose – enhancing the aesthetics while providing effective heat dissipation for the M.2 SSDs. This thoughtful design element demonstrates Asustor’s attention to both form and function.

Build quality appears robust, with a sturdy chassis that should withstand normal usage conditions. The front panel offers clean lines and a modern look without unnecessary ornamentation. Connectivity ports are logically arranged for easy access and cable management.

While not as small as some competing two-bay NAS devices, the AS5402T balances size considerations with the need to accommodate its powerful internal components, including the Intel Celeron processor and multiple M.2 slots.

Ease of Use and Setup

Getting started with the AS5402T is remarkably straightforward. The device comes with comprehensive online resources, including a demo video that walks users through the initial configuration process. Most users report being able to set up the NAS quickly without specialized technical knowledge.

The Asustor Control Center software provides an intuitive interface for managing files, backups, and media streaming. First-time NAS users should find the process approachable, with clear instructions guiding them through disk installation and network configuration.

One user noted that while the initial RAID building process took about two days, this is standard for high-capacity storage setups. The system supports both Windows and Mac environments seamlessly, with SMB and APFS accessibility options available right out of the box.

The wealth of cloud features doesn’t overwhelm the experience, as they can remain disabled until needed, keeping the interface clean and focused on essential functions.

Conclusion

After examining the AS5402T, it’s clear this NAS offers excellent value for users seeking powerful home storage solutions. The quad-core processor paired with 4GB of DDR4 RAM provides smooth performance for various applications, while the four NVMe SSD slots give flexibility for high-speed storage configurations. The dual 2.5GbE ports truly set this device apart from competitors in its class, enabling faster network transfers without premium pricing.

Setup appears straightforward, even for newcomers to NAS systems. Users particularly appreciate the lack of proprietary constraints—standard components can be used without voiding warranties, unlike some competing brands. The system balances powerful hardware with user-friendly software.

For those weighing options between major NAS manufacturers, the Asustor stands out with its combination of expandability, networking speed, and value. It’s particularly well-suited for media streaming, backups, and file sharing across multiple devices.

Frequently Asked Questions

NAS buyers often have similar questions when considering the AS5402T. Whether you’re concerned about performance metrics, memory upgrades, or media server capabilities, understanding the key details can help make your purchasing decision easier. Let’s address some of the most common questions about this network storage solution.

How does the Asustor AS5402T perform in terms of speed and storage capacity?

The AS5402T delivers impressive performance thanks to its Intel Quad-Core N5105 CPU running at 2.0GHz. With dual 2.5-Gigabit Ethernet ports, it offers significant throughput advantages over standard gigabit connections. This NAS supports up to four M.2 NVMe SSDs, providing extremely fast read/write speeds compared to traditional HDD-based systems.

Storage capacity depends on the drives you install, as this is a diskless unit. The two main bays accept standard HDDs, while the four M.2 slots add substantial high-speed storage options. Users report excellent transfer speeds, especially when utilizing the NVMe slots and taking advantage of the 2.5GbE connectivity.

What are the options for upgrading memory on the Asustor AS5402T NAS?

The AS5402T comes with 4GB of DDR4-2933 RAM pre-installed, which is sufficient for most basic NAS operations. According to user feedback, the system accepts memory upgrades beyond the factory specifications. Some users have successfully installed up to 16GB of RAM.

The upgrade process is straightforward and similar to upgrading memory in a desktop computer. Asustor doesn’t restrict users to proprietary memory modules, unlike some competitors who void warranties for non-branded upgrades. This flexibility allows for cost-effective memory enhancements based on your specific needs.

Can the Asustor AS5402T effectively run a Plex Media Server?

Yes, the AS5402T is well-equipped to run Plex Media Server. The Intel Celeron N5105 processor includes integrated graphics capable of hardware transcoding, making it suitable for media server applications. The 4GB of RAM provides adequate memory for Plex operations.

Performance will vary depending on the number of simultaneous streams and transcoding requirements. Direct play content typically runs smoothly, while heavy transcoding might strain the system during multiple concurrent streams. For most home users, the AS5402T offers sufficient power for a satisfying Plex experience.

What distinguishes the Asustor AS5402T from the AS5404T model?

The primary difference between the AS5402T and AS5404T is the number of drive bays. The AS5402T features two main drive bays, while the AS5404T offers four bays. Both models share the same processor, RAM, and connectivity options, including the four M.2 NVMe SSD slots.

The AS5402T is more compact and consumes less power, making it ideal for smaller home setups. The AS5404T provides greater storage potential with its additional bays, better suited for users with extensive storage needs. Price-wise, the AS5402T is more affordable while delivering identical performance for applications that don’t require the extra capacity.

What operating system is integrated into the Asustor AS5402T and how does it affect its functionality?

The AS5402T runs on Asustor’s proprietary ADM (Asustor Data Master) operating system. This Linux-based OS provides a user-friendly interface similar to mobile operating systems, making management intuitive even for NAS beginners. Users transitioning from other NAS platforms generally find the adjustment straightforward.

ADM offers an app-based ecosystem with numerous applications available through the App Central store. These include media servers, backup solutions, download managers, and virtualization tools. Users appreciate that ADM doesn’t require cloud connectivity for basic functionality, allowing for fully local operation if preferred.

What are users saying about the Asustor AS5402T on platforms like Reddit and tech forums?

User feedback for the AS5402T is predominantly positive, with most users awarding it around 4.5 out of 5 stars. Many customers who switched from other NAS brands like Synology or QNAP cite the value proposition as a major advantage, appreciating the high-end features at a more accessible price point.

The 2.5GbE networking capabilities receive consistent praise, especially from users upgrading from older NAS systems. The four NVMe slots are frequently mentioned as a standout feature not commonly found in this price range. Some users note that Asustor’s software ecosystem, while comprehensive, isn’t quite as refined as Synology’s but find the hardware advantages more than compensate for this difference.

Several users specifically mention the straightforward setup process and the flexibility of hardware upgrades without warranty concerns. Overall, the community consensus highlights the AS5402T as an excellent choice for those seeking performance and expandability without premium pricing.