# TerraMaster D2-320 2-Bay Desktop Disk Array for HDD and SSD

**URL:** https://aio.lv/en/product--oem-512979--12497997
**Data updated:** 2026-06-11 17:16 (EEST)
**Category:** HDD & SSD Enclosures and Mounting Brackets
**Manufacturer:** OEM
**Manufacturer code:** 512979
**EAN:** 6939236143776
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 194.49 €
**Prices and availability valid until:** 2026-07-12 23:59
**Price without VAT (21%):** 160.74 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--oem-512979--12497997

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 01.07.2026 | free |
| Pickup points | 06.07.2026 | 1.99 EUR |
| Courier delivery to door | 06.07.2026 | 4.99 EUR |

## Summary description

The TerraMaster D2-320 is a 2-bay desktop disk array designed for home and home office use. It supports both 2.5-inch and 3.5-inch HDD and SSD drives with a Serial ATA interface. Featuring USB 3.2 10Gbps connectivity, this diskless enclosure provides a reliable solution for external data storage and RAID configurations, ensuring efficient file management and high-speed data transfer for your professional or personal storage needs.

## Long description

The TerraMaster D2-320 is a versatile 2-bay desktop disk array designed to provide reliable external storage for home and home office environments. This diskless enclosure supports both 2.5-inch and 3.5-inch SATA HDDs and SSDs, offering a flexible solution for users who need to expand their storage capacity or manage data backups efficiently. With its high-speed USB 3.2 Gen2 interface, the device ensures rapid data transfer rates, making it suitable for demanding tasks such as media editing, large file storage, and system backups.
Advantages
The D2-320 stands out due to its high-performance USB 3.2 10Gbps connectivity, which allows for impressive read and write speeds when configured in RAID 0. The tool-free, push-lock drive tray design simplifies the installation and replacement of hard drives, allowing users to swap disks in seconds without needing extra tools. Furthermore, the device supports multiple RAID modes, including RAID 0, RAID 1, JBOD, and Single Disk, giving users the freedom to prioritize either performance or data redundancy based on their specific requirements.
The enclosure is engineered for longevity and quiet operation, featuring an intelligent temperature-controlled fan and an optimized internal structure that minimizes resonance and heat. It also includes an intelligent disk sleep function that synchronizes with the computer's operating system to save power and extend the lifespan of the installed drives. Additionally, the unit provides robust power supply protection to prevent damage from improper electrical input, ensuring that your data remains safe and secure.
Suitable for
Expanding storage capacity for home and home office computers
Creating RAID 0 or RAID 1 arrays for performance or data safety
Backing up critical files and system partitions using scheduled software
Expanding storage space for compatible TerraMaster NAS devices
High-speed data transfer for media professionals and content creators
This disk array may not be suitable for users requiring network-attached storage (NAS) functionality as a standalone device, as it is primarily a direct-attached storage (DAS) unit. It is also not intended for enterprise-grade server environments that require high-availability rackmount solutions or specialized fiber-channel connectivity.
Key specifications
Drive bays: 2
Supported drive types: 2.5-inch and 3.5-inch SATA HDD/SSD
Interface: USB 3.2 Gen2 (10Gbps)
RAID modes: RAID 0, RAID 1, JBOD, Single Disk
Dimensions: 119 mm x 154 mm x 222 mm
Weight: 1.3 kg
Power consumption: 40 W
To use the TerraMaster D2-320, simply insert your chosen 2.5-inch or 3.5-inch SATA drives into the tool-free trays and slide them into the enclosure until they lock into place. Connect the device to your computer using the provided USB Type-C cable. Once connected, you can configure your preferred RAID mode through your computer's disk management utility or the TerraMaster software. The device is compatible with various interfaces, including USB 3.0, 3.1, 3.2, and Thunderbolt 3 or 4 ports.
What to consider before purchase
Ensure your hard drives are compatible with the device by checking the manufacturer's compatibility list
Verify that your computer has a compatible USB or Thunderbolt port to achieve optimal speeds
Consider whether you need RAID 1 for data redundancy or RAID 0 for maximum speed
Check if your specific NAS model supports expansion via USB if you intend to use it for that purpose
For optimal performance and data safety, it is recommended to use identical hard drives when configuring RAID arrays. Always ensure that the device is placed in a well-ventilated area to allow the intelligent cooling system to function effectively.

## Specifications

| Feature | Value |
|---|---|
| Power consumption (typical) | 19.4 W |
| AC input frequency | 50 - 60 |
| AC input voltage | 100 - 240 |
| Storage drive sizes supported | 2.5, 3.5 |
| Number of adapters included | 1 pc(s) |
| Storage drives installed | No |
| Maximum supported storage capacity | 44 TB |
| Device class | Home & Home Office |
| Power supply unit (PSU) capacity | 40 W |
| USB 3.2 Gen 2 (3.1 Gen 2) Type-C ports quantity | 1 |
| DC output voltage | 12 V |

### Storage

| Feature | Value |
|---|---|
| RAID levels | JBOD, 1 |
| Number of storage drives supported | 2 |
| Installed storage drive type | No |
| Supported storage drive types | HDD & SSD |
| Supported storage drive interfaces | Serial ATA |

### Technical details

| Feature | Value |
|---|---|
| Sustainability compliance | Yes |
| Compliance certificates | RoHS |

### Design

| Feature | Value |
|---|---|
| Product colour | Black |
| Number of fans | 1 fan(s) |
| Fan diameter | 80 mm |

### Weight & dimensions

| Feature | Value |
|---|---|
| Weight | 1.3 kg |
| Package weight | 2100 g |
| Height | 222 mm |
| Width | 119 mm |
| Depth | 154 mm |
| Package depth | 170 mm |
| Package height | 258 mm |
| Package width | 220 mm |

### Performance

| Feature | Value |
|---|---|
| Data transfer rate | 10 Gbit/s |
| Noise level | 23.8 dB |

### Operational conditions

| Feature | Value |
|---|---|
| Operating relative humidity (H-H) | 5 - 95 |
| Storage temperature (T-T) | -20 - 60 |
| Operating temperature (T-T) | 0 - 40 |

### System requirements

| Feature | Value |
|---|---|
| Windows operating systems supported | Y |
| Mac operating systems supported | MacOS |
| Linux operating systems supported | Y |

### Packaging content

| Feature | Value |
|---|---|
| Cables included | AC |
| Screws included | Yes |

### Other features

| Feature | Value |
|---|---|
| Chassis type | Desktop |

## FAQ

### How much does the TerraMaster D2-320 2-Bay Desktop Disk Array cost, and is it available for purchase?

The price is 194.49 € (valid at the time of publication and already includes all taxes). The item is available for order — 12 pcs. are in stock, and you can place your purchase right now with delivery across Latvia and Europe or choose pickup at the Riga collection point. We offer favorable purchase terms, including the option to split the payment into convenient monthly installments. Availability and price are updated in real time, so we recommend placing your order in advance.

### If I order this product today, when will I receive my order?

If you place your order today, delivery will be as fast and convenient as possible. You will be able to pick up your order on 01.07.2026 at the Riga pickup point or choose delivery across Latvia and Europe. We carefully inspect every purchase and pack it securely for safe transportation.

### What payment options are available?

AiO.lv offers several payment methods: Bank transfer, Bank cards on-line, Apple Pay, Google Pay, Installment. All transactions are 100% secure and encrypted.

### Can TerraMaster D2-320 2-Bay Desktop Disk Array be purchased with a lease?

Yes, the purchase is available both on credit and with an interest-free installment plan. Learn more about installments and credit options: https://aio.lv/en/payment#b3

### Can this product be purchased for a company (with VAT)?

Yes. AiO.lv works with legal entities in Latvia and across Europe. The product price already includes VAT. For certain product categories, as well as for companies from other EU countries with a valid VAT number, a 0% VAT rate may apply. We issue the invoice immediately after the order is placed, support electronic BIS invoices, and automatically generate all necessary accounting documents. You can complete the purchase for a company online — simply select the company profile and choose bank transfer as the payment method during checkout.

### What is the warranty period?

All OEM products come with an official 2 Years warranty. It covers all manufacturing defects and malfunctions that may occur during use. The warranty is valid at all authorized OEM service centers and through AiO.lv

### Can the product be returned after purchase?

Yes, you can return the product within 14 days of purchase if you bought it as a consumer (not a legal entity). Returns are possible without giving any reason — the main condition is that the product retains its original appearance and full set of accessories. We will make the process as simple and convenient as possible: just contact our customer support team, and we will help you arrange the return.

### Where should I contact for warranty service?

For warranty-related questions you can contact the AiO.lv (SIA VSPRO) customer support team. More information about warranty service: https://aio.lv/en/warranty

### How can I tell if this product suits my needs?

When making a choice, we recommend paying attention to the key features: number of storage drives supported, weight, supported storage drive interfaces, product colour, compatibility with your devices or usage conditions, material quality, functionality, and warranty terms. These characteristics will help you determine how well the model meets your needs.

## Image

https://aio.lv/img/cache/product/12497997/68832692_large.webp