6 Best Alternatives to the ULXUUUN Dual-Bay 20Gbps NVMe Cloner (2026)
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The ULXUUUN Dual-Bay 20Gbps NVMe Cloner Dock supports offline duplication and broad NVMe compatibility. If you need a different spec, size, feature or brand, these ULXUUUN Dual-Bay NVMe SSD alternatives offer comparable performance. The original device excels at standalone cloning without a host computer. It also provides high-speed data transfers via USB 3.2 Gen 2x2. However, you might prefer a different cooling method or a lower price point. Some users may want active fan cooling or RAID redundancy instead of simple duplication. Others might need a more compact form factor for portable setups. The alternatives listed here were chosen because their specs overlap with the original. Each option maintains dual-bay access and NVMe support. You will find variations in transfer speeds, material construction and additional features like data erasure. This list helps you compare practical differences to find the right tool for your workflow.
How alternatives compare to ULXUUUN
WAVLINK Dual-Bay 20Gbps NVMe Cloner
The WAVLINK Dual-Bay 20Gbps NVMe Cloner offers the same 20Gbps transfer speeds and tool-free offline cloning as the ULXUUUN dock. It distinguishes itself with a silver finish and specific dimensions of 3.94 by 2.36 by 5.91 inches. You get identical PCIe NVMe support for M.2 2280 drives. This model is ideal if you prefer a different aesthetic or need those exact physical dimensions for your setup. It provides reliable one-click duplication for professionals managing multiple M.2 sizes. The performance remains consistent with the original, ensuring fast backups without a host computer.
NEWQ Dual-Bay 20Gbps RAID NVMe Enclosure
The NEWQ Dual-Bay 20Gbps RAID NVMe Enclosure adds RAID 1 redundancy to the standard cloning features. It retains the 20Gbps speed and offline cloning capability but targets users prioritizing data safety. The space blue model weighs 1.01 pounds, offering a stable platform for high-capacity setups. While it matches the ULXUUUN in basic duplication, the RAID feature provides an extra layer of protection against drive failure. This enclosure suits professionals who need both fast offline cloning and mirrored data storage. It is a premium choice for those managing large 2280 NVMe drives who value redundancy alongside high-speed access.
ICY BOX Dual-Bay 20Gbps NVMe Enclosure
The ICY BOX Dual-Bay 20Gbps NVMe Enclosure focuses on a tool-free aluminum build for better passive cooling. It matches the 20Gbps speed and dual-bay configuration but omits the offline cloning feature found in the ULXUUUN dock. The black enclosure measures 2.76 by 0.67 by 4.72 inches and weighs 8.29 ounces. This model is best for users who need to manage two NVMe drives simultaneously via USB-C without the need for standalone duplication. It is a practical solution for those with compatible hosts who value a compact, durable aluminum design over offline cloning capabilities.
WAVLINK Dual-Bay 20Gbps NVMe Enclosure
The WAVLINK Dual-Bay 20Gbps NVMe Enclosure includes an active cooling fan, addressing thermal concerns during sustained transfers. It maintains the 20Gbps speed and tool-free installation but lacks the offline cloning function of the ULXUUUN dock. The black unit measures 1.65 by 6.65 by 3.54 inches, featuring a taller profile to accommodate the fan. This option is suitable for users who prioritize thermal control and high bandwidth for managing large files across different operating systems. It offers a practical approach for those who need active cooling without the complexity of standalone duplication, focusing purely on high-speed data access.
Rosewill Dual-Bay NVMe Cloner and Eraser
The Rosewill Dual-Bay NVMe Cloner and Eraser combines offline cloning with secure data erasure capabilities. It offers 20Gbps speeds and tool-free operation, matching the ULXUUUN in duplication but adding a wiping feature. The black model measures 0.71 by 3.1 by 3.01 inches and weighs 5.28 ounces, making it highly portable. This device is ideal for users who need fast offline duplication alongside the ability to securely erase data from drives. It fits those who value portability and comprehensive drive management, including both cloning and erasing functions, in a compact form factor designed for M.2 NVMe drives.
ORICO Dual-Bay M.2 NVMe SSD Enclosure
The ORICO Dual-Bay M.2 NVMe SSD Enclosure reduces transfer speeds to 10Gbps while retaining the dual-bay, tool-free design. It features an aluminum build for cooling, similar to the ICY BOX model, but operates at half the bandwidth of the ULXUUUN dock. The grey enclosure measures 2.95 by 0.67 by 4.41 inches and weighs 3.53 ounces. This option is best for users who do not require the top-tier 20Gbps speed and prefer a lighter, more affordable solution. It is a solid choice for managing two independent NVMe drives with easy installation and adequate performance for standard backup and access tasks.
Quick picks
Our 7 picks
ULXUUUN Dual-Bay 20Gbps NVMe Cloner Dock
Best for: offline NVMe duplication and high-speed backups
- Max Transfer Speed
- 20Gbps
- Host Interface
- USB 3.2 Gen 2x2
- Drive Interface
- PCIe NVMe (M-Key, B+M Key)
- Supported Form Factors
- 2230, 2242, 2260, 2280, 22110
- Drive Bay Count
- Dual Bay
- Cooling System
- Open-frame, vented baseplate
View on Amazon: ULXUUUN Dual-Bay 20Gbps NVMe Cloner Dock Affiliate link
This dual-bay enclosure supports M-Key and B+M Key NVMe SSDs in 2230 to 22110 sizes. The JMS586U chip enables 20Gbps transfer speeds via USB 3.2 Gen 2x2. You can perform standalone offline cloning with a single button press. The open-frame design aids cooling, while S.M.A.R.T. monitoring helps maintain drive health. It includes a 12V/2A power adapter and two cables for broad host compatibility.
Pros
- 20Gbps transfer speed via USB 3.2 Gen 2x2
- Standalone one-button offline cloning without a PC
- Supports M-Key and B+M Key NVMe drives
- Tool-free installation for 2230 to 22110 form factors
- Open-frame design with vented baseplate for cooling
Cons
- Does not support SATA or non-NVMe SSDs
- Requires external 12V/2A power adapter for operation
- Target drive must be equal to or larger than source
Good fit if
- You need to duplicate NVMe drives without a computer
- You require 20Gbps transfer speeds for large backups
- You manage multiple NVMe SSDs in various sizes
Skip if
- You need to clone SATA SSDs
- You prefer a compact design without a power brick
- You want to clone a larger source to a smaller target
Verdict: ULXUUUN Dual-Bay NVMe Cloner 20Gbps delivers high-speed duplication and broad NVMe support for users who need to manage drives independently of a host computer. It fits professionals who require rapid backups and offline cloning capabilities.
WAVLINK Dual-Bay 20Gbps NVMe Cloner
Best for: Fast standalone duplication of PCIe NVMe drives
- Max Transfer Speed
- 20Gbps
- Host Interface
- USB-C
- Drive Interface
- PCIe NVMe (M and B+M keys)
- Supported Form Factors
- 2280/2260/2242/2230
- Drive Bay Count
- 2 bays
- Cooling System
- Silicone thermal pads
View on Amazon: WAVLINK Dual-Bay 20Gbps NVMe Cloner Affiliate link
This dual-bay NVMe cloner supports 20Gbps transfer speeds via USB-C. It handles PCIe NVMe drives in 2280, 2260, 2242, and 2230 sizes. The device allows one-click offline cloning without a computer. You can expand storage up to 16TB total. It includes tool-free installation and silicone thermal pads for cooling. This enclosure suits users needing fast duplication of NVMe SSDs.
Pros
- 20Gbps USB-C interface for high-speed data transfer
- One-click offline cloning capability without a host PC
- Supports multiple M.2 sizes including 2280 and 2230
- Tool-free installation for easy drive insertion
- Maximum capacity of 16TB across both bays
Cons
- Does not support M.2 SATA interface drives
- Requires external DC 5V/4A power adapter
- Lacks built-in active cooling fan
Good fit if
- You need to duplicate NVMe drives without a computer
- You require high-speed transfers up to 20Gbps
- You use various M.2 form factors like 2242 or 2230
Skip if
- You need to clone SATA-based M.2 SSDs
- You prefer a fanless design with no external power brick
- You only have a single NVMe drive to manage
Verdict: WAVLINK Dual-Bay NVMe Cloner 20Gbps offers reliable one-click duplication for PCIe NVMe drives. It is the right choice for professionals managing multiple M.2 sizes who need fast, standalone cloning.
NEWQ Dual-Bay 20Gbps RAID NVMe Enclosure
Best for: RAID 1 redundancy and offline cloning
- Max Transfer Speed
- 20Gbps
- Host Interface
- USB-C
- Drive Interface
- PCIe NVMe
- Supported Form Factors
- 2280
- Drive Bay Count
- 2 bays
- Cooling System
- Aluminum casing
View on Amazon: NEWQ Dual-Bay 20Gbps RAID NVMe Enclosure Affiliate link
The NEWQ dual-bay enclosure supports 20Gbps transfers and 2280 NVMe drives. It offers RAID 0, RAID 1, JBOD, and offline clone modes. The aluminum casing aids heat dissipation. A secondary USB-C input stabilizes power for high-capacity drives up to 16TB. This tool-free design suits users needing data redundancy or fast cloning without complex software.
Pros
- Supports RAID 0, RAID 1, and JBOD modes
- Includes offline clone mode for direct duplication
- 20Gbps transfer speed for large files
- Tool-free installation for easy drive swaps
- Auxiliary USB-C input for 8TB and 16TB drives
Cons
- Only supports 2280 form factor
- Weight is 1.01 pounds
- No mention of hardware encryption
Good fit if
- You need RAID 1 for automatic data backup
- You want to clone drives without a computer
- You use high-capacity NVMe drives up to 16TB
Skip if
- You require support for 2242 or 2260 drive sizes
- You need hardware encryption for sensitive data
- You prefer a smaller, lighter portable drive
Verdict: NEWQ Dual-Bay NVMe Enclosure delivers versatile RAID and cloning features for users prioritizing data redundancy and offline duplication. It fits professionals managing large 2280 NVMe drives who need stable power for high-capacity setups.
ICY BOX Dual-Bay 20Gbps NVMe Enclosure
Best for: Dual NVMe access with 20Gbps speeds
- Max Transfer Speed
- 20Gbps
- Host Interface
- USB-C, USB 3.2 Gen 2x2
- Drive Interface
- PCIe NVMe M-Key
- Supported Form Factors
- 2230, 2242, 2260, 2280
- Drive Bay Count
- 2 bays
- Cooling System
- Aluminum, thermal pad
View on Amazon: ICY BOX Dual-Bay 20Gbps NVMe Enclosure Affiliate link
This ICY BOX enclosure lets you connect two M.2 NVMe SSDs through a single USB-C cable. It supports USB 3.2 Gen 2x2 for transfer speeds up to 20Gbps. You can install drives in 2230, 2242, 2260, or 2280 sizes using the tool-free design. The aluminum case includes a thermal pad for cooling. It works with macOS and Windows systems.
Pros
- Supports up to 20Gbps transfer speeds via USB 3.2 Gen 2x2
- Tool-free installation with rubber fixation system
- Compatible with 2230, 2242, 2260, and 2280 form factors
- Aluminum chassis with thermal pad for cooling
Cons
- Requires a host device that supports USB 3.2 Gen 2x2 for max speed
- Includes a separate power cable rather than bus-powered operation
- 24-month warranty is shorter than the typical 3-year standard
Good fit if
- You need to access two NVMe drives simultaneously from one port
- You use a computer or dock that supports USB 3.2 Gen 2x2
- You want a tool-free setup for frequent drive swaps
Skip if
- Your host device only supports USB 3.2 Gen 2 (10Gbps)
- You prefer a bus-powered solution without extra cables
- You need a longer warranty period than 24 months
Verdict: ICY BOX Dual M.2 NVMe Enclosure is a practical solution for users who need to manage two NVMe drives at once. It suits those with compatible 20Gbps hosts who value a tool-free aluminum build.
WAVLINK Dual-Bay 20Gbps NVMe Enclosure
Best for: active cooling during heavy NVMe transfers
- Max Transfer Speed
- 20Gbps
- Host Interface
- USB-C (USB 3.2 Gen 2x2)
- Drive Interface
- PCIe NVMe (M-Key, B+M Key)
- Supported Form Factors
- 2230, 2242, 2260, 2280
- Drive Bay Count
- 2 bays
- Cooling System
- Active cooling fan, aluminum body
View on Amazon: WAVLINK Dual-Bay 20Gbps NVMe Enclosure Affiliate link
This dual-bay enclosure connects two PCIe NVMe SSDs to your system through a 20Gbps USB 3.2 Gen 2x2 interface. It pairs an aluminum chassis with a built-in smart cooling fan that adjusts speed based on workload temperature. With tool-free installation and 16TB total capacity, it suits users who need active cooling during sustained multi-drive read and write tasks.
Pros
- Built-in smart fan automatically adjusts speed based on enclosure temperature
- 20Gbps USB 3.2 Gen 2x2 interface delivers single-drive transfers up to 1800MB/s
- Supports two PCIe NVMe drives up to 16TB total capacity
- Tool-free drive installation for M.2 sizes from 2230 to 2280
Cons
- Does not support SATA M.2 drives
- Model lacks offline cloning functionality
- USB-A connection caps transfer speeds at 10Gbps
Good fit if
- You need active fan cooling to manage drive temperatures during long transfers.
- You work with two high-capacity PCIe NVMe SSDs up to 8TB each.
Skip if
- You need offline drive cloning without a host computer.
- You plan to install SATA-based M.2 SSDs.
Verdict: WAVLINK Dual-Bay 20Gbps NVMe Enclosure delivers active temperature control and fast dual-drive throughput for users running heavy data workflows across high-capacity NVMe drives.
Rosewill Dual-Bay NVMe Cloner and Eraser
Best for: Offline cloning and data erasure
- Max Transfer Speed
- 20Gbps
- Host Interface
- USB 3.2 Gen 2x2
- Drive Interface
- PCIe NVMe M Key
- Drive Bay Count
- 2 bays
- Installation Style
- Tool-Free
- Form Factor
- M.2
View on Amazon: Rosewill Dual-Bay NVMe Cloner and Eraser Affiliate link
This Rosewill unit offers dual M.2 NVMe bays with a USB 3.2 Gen 2x2 host interface for 20Gbps transfers. It supports offline cloning and includes four erasure modes for data destruction. The tool-free design allows easy drive installation. Its compact dimensions and lightweight build make it portable. It suits users needing fast duplication and secure data wiping without a host computer.
Pros
- 20Gbps USB 3.2 Gen 2x2 interface
- Offline cloning capability
- Four erasure modes for data destruction
- Tool-free drive installation
- Compact and lightweight design
Cons
- Supports only PCIe NVMe M Key drives
- No mention of RAID or JBOD modes
- Limited to dual-bay configuration
Good fit if
- You need offline SSD cloning
- You require data erasure compliance
- You want a portable dual-bay solution
Skip if
- You need SATA drive support
- You require RAID array functionality
- You prefer a larger capacity setup
Verdict: Rosewill 20Gbps Dual Bay NVMe Cloner & Eraser is a practical choice for users needing fast offline duplication and secure data wiping. It fits those who value portability and tool-free operation for their M.2 NVMe drives.
ORICO Dual-Bay M.2 NVMe SSD Enclosure
Best for: Dual independent NVMe drives at 10Gbps
- Max Transfer Speed
- 10Gbps
- Host Interface
- USB 3.2 Gen 2 Type-C
- Drive Interface
- PCIe NVMe M-Key, B&M Key
- Supported Form Factors
- 2230, 2242, 2260, 2280
- Drive Bay Count
- 2 bays
- Cooling System
- Aluminum fin, heat sinks, thermal pads
View on Amazon: ORICO Dual-Bay M.2 NVMe SSD Enclosure Affiliate link
This ORICO enclosure offers two independent M.2 NVMe slots for simultaneous use. It features a USB 3.2 Gen 2 Type-C interface with a 10Gbps transfer speed. The aluminum chassis includes fins and heat sinks for cooling. It supports tool-free installation and drives up to 4TB each. You get a practical dual-bay solution for PCIe M-Key and B&M Key drives.
Pros
- Dual independent M.2 NVMe bays
- 10Gbps USB 3.2 Gen 2 speed
- Aluminum heat dissipation with fins
- Tool-free installation design
- Supports 2230 to 2280 sizes
Cons
- 10Gbps speed is half of the 20Gbps list average
- Only one cable included for dual operation
- No external power supply required but limits simultaneous high-load use
Good fit if
- You need two separate NVMe drives connected at once
- You prefer a passive aluminum cooling design
- You want tool-free drive installation
Skip if
- You require the maximum 20Gbps transfer speed
- You need SATA drive support in the same unit
- You want a single cable for both drives
Verdict: ORICO Dual M.2 NVMe 10Gbps Enclosure suits users who need two independent NVMe drives without needing the top-tier 20Gbps speed. It is a solid choice for those who value aluminum cooling and easy installation over maximum bandwidth.
Specifications side by side
| Spec | ULXUUUN Dual-Bay 20Gbps NVMe Cloner Dock | WAVLINK Dual-Bay 20Gbps NVMe Cloner | NEWQ Dual-Bay 20Gbps RAID NVMe Enclosure | ICY BOX Dual-Bay 20Gbps NVMe Enclosure | WAVLINK Dual-Bay 20Gbps NVMe Enclosure | Rosewill Dual-Bay NVMe Cloner and Eraser | ORICO Dual-Bay M.2 NVMe SSD Enclosure |
|---|---|---|---|---|---|---|---|
| Max Transfer Speed | 20Gbps | 20Gbps | 20Gbps | 20Gbps | 20Gbps | 20Gbps | 10Gbps |
| Host Interface | USB 3.2 Gen 2x2 | USB-C | USB-C | USB-C, USB 3.2 Gen 2x2 | USB-C (USB 3.2 Gen 2x2) | USB 3.2 Gen 2x2 | USB 3.2 Gen 2 Type-C |
| Drive Interface | PCIe NVMe (M-Key, B+M Key) | PCIe NVMe (M and B+M keys) | PCIe NVMe | PCIe NVMe M-Key | PCIe NVMe (M-Key, B+M Key) | PCIe NVMe M Key | PCIe NVMe M-Key, B&M Key |
| Supported Form Factors | 2230, 2242, 2260, 2280, 22110 | 2280/2260/2242/2230 | 2280 | 2230, 2242, 2260, 2280 | 2230, 2242, 2260, 2280 | not stated | 2230, 2242, 2260, 2280 |
| Drive Bay Count | Dual Bay | 2 bays | 2 bays | 2 bays | 2 bays | 2 bays | 2 bays |
| Cooling System | Open-frame, vented baseplate | Silicone thermal pads | Aluminum casing | Aluminum, thermal pad | Active cooling fan, aluminum body | not stated | Aluminum fin, heat sinks, thermal pads |
| Maximum Capacity | not stated | 16TB (8TB per drive) | 16TB | not stated | 16TB | not stated | 2 x 4TB |
| Installation Style | Tool-Free | Tool-Free | Tool-free | Tool-Free | Tool-free | Tool-Free | Tool-free |
| Interface | NVMe | NVMe | NVMe | NVMe | NVMe | NVMe | NVMe |
| Form Factor | M.2 2280 | M.2 2280 | M.2 2280 | M.2 2280 | M.2 2280 | M.2 | M.2 2280 |
| Cooling | not stated | not stated | not stated | not stated | Cooling Fan | not stated | not stated |
| Transfer Speed | 20Gbps | 20Gbps | 20Gbps | 20Gbps | 20Gbps | 20Gbps | 10Gbps |
| Features | Tool-Free, Offline Clone | Tool-Free, Offline Clone | Offline Clone | Tool-Free | Tool-Free, Offline Clone | Tool-Free, Offline Clone | Tool-Free |
| Bay Count | Dual-Bay | Dual-Bay | Dual-Bay | Dual-Bay | not stated | Dual-Bay | Dual-Bay |
| Material | not stated | not stated | not stated | Aluminum | not stated | not stated | Aluminum |
| Dimensions | not stated | 5.91 × 3.94 × 2.36 inches | not stated | 4.72 × 2.76 × 0.67 inches | 3.54 × 1.65 × 6.65 inches | 3.01 × 0.71 × 3.1 inches | 4.41 × 2.95 × 0.67 inches |
| Weight | not stated | 1.01 pounds | 1.01 pounds | 8.29 ounces | not stated | 5.28 ounces | 3.53 ounces |
| Color | Black | Silver | Space Blue | Black | Black | Black | Grey |
| Model | not stated | NVMe + NVMe | NQ-RD-01 | 20GB 2 Bay | 20Gbps No Offline Cloning | RS-N2-CLE | Dual M.2 NVMe+NVMe |
| Size | not stated | not stated | not stated | 20GB 2 Bay enclosure | not stated | 20 Gbps Dual Bay Cloner & Eraser | Dual M.2 NVMe+NVMe |
Frequently asked questions
Can I clone NVMe drives without a computer?
Yes, several models support offline cloning. The ULXUUUN, WAVLINK, and NEWQ docks allow you to duplicate drives independently of a host computer. This feature is useful for rapid backups when you do not have access to a PC. The Rosewill unit also includes this capability for standalone operation.
Do these enclosures support RAID configurations?
Only the NEWQ Dual-Bay 20Gbps RAID NVMe Enclosure offers RAID features. It supports RAID 1 for data redundancy. Other models focus on independent drive access or simple cloning. If you need mirrored storage, the NEWQ unit is the specific choice among these alternatives.
Which option includes an active cooling fan?
The WAVLINK Dual-Bay 20Gbps NVMe Enclosure includes a cooling fan. This model prioritizes thermal control for users managing large files. Other aluminum models rely on passive cooling. If you need active airflow to maintain performance, this specific WAVLINK unit is the only one with a fan.
Are these devices tool-free to install?
Most listed models feature tool-free installation. The ULXUUUN, WAVLINK, ICY BOX, and ORICO enclosures all support tool-free operation. The Rosewill cloner also allows tool-free use. This design simplifies inserting and removing M.2 drives without needing additional hardware or screwdrivers for standard setups.
Can I erase data securely with these devices?
The Rosewill Dual-Bay NVMe Cloner and Eraser includes data erasure functions. It allows for secure wiping alongside duplication. Other models focus on cloning or RAID but do not list erasure features. If data security is a priority, the Rosewill unit provides this specific capability.
What is the slowest transfer speed available?
The ORICO Dual-Bay M.2 NVMe SSD Enclosure offers 10Gbps speeds. All other listed models provide 20Gbps transfer rates. The ORICO unit is suitable if you do not require the highest bandwidth. It still supports dual independent NVMe drives with aluminum cooling for stable performance.
Do these units work with M.2 2280 drives?
Yes, all listed products support M.2 2280 form factors. The ULXUUUN, WAVLINK, NEWQ, ICY BOX, ORICO, and Rosewill units are compatible with standard 2280 NVMe drives. The Rosewill spec lists general M.2 support, which includes the 2280 size. You can use standard drives with any of these enclosures.