TerraMaster introduces D9-320: A 9-Bay Storage Enclosure with 10Gbps Speed


April 8, 2025 by our News Team

Introducing the TerraMaster D9-320: A high-speed, versatile, and durable 9-bay storage enclosure with innovative features, massive capacity, and cross-platform compatibility, making it a game changer in the industry.

  • Innovative 9-channel independent power management
  • High-speed data transmission up to 10 Gbps
  • Massive storage capacity and expansion up to 198 TB


Introducing the TerraMaster D9-320: A Game Changer in Storage Solutions

If you’re in the market for a serious storage upgrade, you might want to pay attention to the latest offering from professional storage brand TerraMaster. The newly launched D9-320 is not just any storage enclosure; it’s a 9-bay powerhouse designed to meet the needs of small to medium-sized businesses, NAS users, and tech enthusiasts alike. With an impressive 198 TB capacity and a “independent drive power control system,” the D9-320 is setting a new standard in the industry.

Three Major Breakthroughs Set a New Industry Benchmark

What makes the D9-320 truly stand out? Let’s dive into three game-changing features that elevate this enclosure above the rest.

9-Channel Independent Power Management

First up is the innovative 9-channel independent power management. This clever design comes with nine individual power switches plus a master control switch, allowing users to turn off idle drives with ease. Imagine slashing your power consumption by up to 70%! Plus, the D9-320 is equipped with a UPS intelligent power-off protection system that performs head parking and data cache protection during unexpected power outages. This means your data safety could improve by a staggering 300% compared to traditional enclosures. Talk about peace of mind!

10 Gbps High-Speed Data Transmission

Next, let’s talk speed. The D9-320 boasts a USB 3.2 Gen 2 interface that can achieve transfer speeds of up to 10 Gbps. Whether you’re using multiple drives or just a single one, you can expect high-speed performance that keeps your workflow smooth and efficient. Who doesn’t want to spend less time waiting for files to transfer?

Massive Storage Capacity and Expansion

And then there’s the sheer storage capacity. Supporting up to nine drives in single-disk mode, the D9-320 offers a whopping total of 198 TB (that’s 9 x 22 TB, for those keeping score). It’s designed to seamlessly expand storage for various setups, including NAS and PCs running Windows, Mac OS, Linux, TerraMaster OS, Unraid, TrueNAS, and Proxmox. Need to scale up? This enclosure has got your back.

Broad Cross-Platform and Device Compatibility

Versatility is another hallmark of the D9-320. It integrates effortlessly with multiple operating systems, making it a flexible choice for any tech setup. Whether you’re using USB 3.0, 3.1, 3.2, USB4, Thunderbolt 3, or Thunderbolt 4, the D9-320 has you covered. Plus, it supports mixed installations of both 3.5″ and 2.5″ HDDs/SSDs, so you can tailor your storage to your specific needs.

NAS Storage Expansion

For those using it with a NAS system, the D9-320 is deeply compatible with the TOS system, offering one-click expansion of TerraMaster NAS storage pools. It supports JBOD/RAID, TRAID, and TRAID+ array modes, making it a breeze to expand your NAS storage capacity. Isn’t it nice when tech just works?

Durable All-Metal Build

Durability is key, especially if you’re dealing with high-intensity workloads. The D9-320 features a robust all-metal chassis that can handle the heat, quite literally. And for PC users, there’s the added bonus of the free TPC Backupper tool on Windows, which allows for scheduled backups with incremental and differential options to keep your data secure.

Get Your Hands on the TerraMaster D9-320

Ready to take the plunge? The TerraMaster D9-320 is now available for purchase through the official TerraMaster store and authorized channels. With a 2-year warranty and lifetime technical support, you can invest in this storage solution with confidence. So, are you ready to revolutionize your data storage experience?

TerraMaster introduces D9-320: A 9-Bay Storage Enclosure with 10Gbps Speed

TerraMaster introduces D9-320: A 9-Bay Storage Enclosure with 10Gbps Speed

TerraMaster introduces D9-320: A 9-Bay Storage Enclosure with 10Gbps Speed

TerraMaster introduces D9-320: A 9-Bay Storage Enclosure with 10Gbps Speed

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Background Information


About TerraMaster:

Founded in 2010 in Shenzhen, China, TerraMaster has carved its niche in the data storage market as a provider of high-performance solutions. Initially focused on network-attached storage (NAS) devices, they've expanded their products to include direct-attached storage (DAS), RAID storage, and more. TerraMaster offers a diverse range of products catering to personal, home office, and professional needs. They're known for their user-friendly interfaces, powerful performance, and competitive pricing, making them a popular choice for both tech-savvy users and those new to data storage solutions. Their commitment to innovation and customer satisfaction has helped them gain traction in the market, solidifying their position as a rising star in the world of data storage.

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Technology Explained


NAS: Network Attached Storage (NAS) is a specialized storage device or server that provides centralized data storage and access over a network, usually using Ethernet connections. NAS systems are designed to offer a convenient and efficient way to store and share files among multiple users or devices within a home or office environment. Unlike traditional storage solutions, NAS devices operate independently and have their own operating systems and management interfaces. They are characterized by easy setup and configuration, making them accessible even to users with limited technical expertise. NAS devices can offer various features, including data redundancy through RAID configurations, remote access over the internet, automatic backup, media streaming, and even application hosting in some advanced models. As a versatile and user-friendly storage solution, NAS has become a popular choice for both personal and small business use.

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RAID: RAID (Redundant Array of Independent Disks) is a technology used in the computer industry to increase the performance, reliability, and storage capacity of computer systems. It works by combining multiple hard drives into a single logical unit, allowing them to be accessed as if they were a single drive. This allows for faster data access, as multiple drives can be accessed simultaneously, and for increased reliability, as data can be stored redundantly across multiple drives. RAID is commonly used in servers, workstations, and other high-performance computing systems, as well as in consumer-level storage solutions such as NAS (Network Attached Storage) devices.

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Thunderbolt 4: Thunderbolt 4 is a high-speed connection interface that enables data transfer between computers and peripherals. Thunderbolt 4 is the fastest version of Thunderbolt yet, with speeds up to 40 Gbps, and it is also the most versatile, with support for up to four 4K displays, dual 4K video, and up to 100W of power delivery. Thunderbolt 4 is ideal for connecting high-performance peripherals such as external storage drives, docks, and displays. It is also ideal for connecting multiple computers together for high-speed data transfer and collaboration.

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