AVID 9900-74108-01 Pro Tools HDX Thunderbolt 3 Desktop Chassis

Built to Bring HDX to Thunderbolt 3 Systems
The Avid HDX Thunderbolt 3 Desktop Chassis provides a high-performance solution for integrating your Pro Tools | HDX system with any modern Thunderbolt 3-equipped Mac or Windows computer. Built in collaboration with Sonnet, this compact yet rugged desktop unit securely houses a single HDX PCIe card (sold separately), offering the flexibility of portable, DSP-accelerated audio production without the need for a traditional PCIe slot. Whether you're in a studio or on location, this chassis ensures you get reliable HDX power anywhere you need it.

Harness the Power of Modern Computers for Pro Tools
By combining Thunderbolt 3's 40 Gb/s bandwidth with PCIe architecture, this chassis delivers outstanding data throughput to support HDX workflows. It allows your system to take full advantage of modern computing power, so you can mix large sessions with more AAX Native plug-ins, all while retaining the near-zero latency and reliability of AAX DSP. For high-track-count productions, this setup offers a best-of-both-worlds solution, enabling tight integration of native and DSP processing.

Designed for Durability and Portability
The HDX Thunderbolt 3 Desktop Chassis is engineered with a robust aluminum and steel exterior to protect your hardware during transport and operation. Its ultra-quiet design is ideal for noise-sensitive studio environments, while the desktop form factor ensures it’s easy to position alongside your setup. Every aspect of its design has been tailored to support the power, cooling, and dimensional needs of the HDX card—guaranteeing stable operation under demanding workloads.

Thunderbolt and USB Connectivity Options
Equipped with dual Thunderbolt 3 ports, this chassis allows you to connect your computer and still daisy-chain up to five additional Thunderbolt or USB devices. An integrated USB 3.0 port on the front panel (rackmount variant) offers easy access for peripherals or dongles. If you're using a desktop chassis, you get a clean, minimal footprint with all the speed and expandability you need.

Optimized for HDX and macOS or Windows Systems
This desktop chassis is compatible with current macOS versions including Sequoia, Sonoma, Ventura, and Monterey, as well as Windows 10 (22H2) and Windows 11 (23H2). It supports Apple Silicon Macs (M1, M2, M3) and Intel-based systems alike. Combined with an HDX card, it delivers the proven performance Pro Tools professionals depend on. Whether you're upgrading your studio or adding mobile flexibility to your HDX rig, this chassis makes integration with Thunderbolt-based systems straightforward.

Run More AAX Plug-ins with Confidence
With 96W of power, high-speed PCIe bandwidth (2,750 MB/s), and optimized thermal handling, this chassis lets you push your HDX hardware to its full potential. You’ll get the horsepower to run complex sessions, dense mixes, and post-production workflows, backed by a transportable and robust design that's ready for the road or the studio.