Thermaltake reveals dual-chamber Arcus 380 TG

Madison Clarke 10/28/2026

When it comes to building a PC, aesthetics and airflow are no longer optional—they are essential. Enter the Thermaltake Arcus 380 TG ARGB, a mid-tower case that doesn’t just house components; it sets a new standard for visual appeal and internal efficiency.

This isn’t your standard box. The Arcus 380 TG introduces a striking design centered around a one-piece tempered glass panel, offering a breathtaking, wraparound view of the components inside. The curved glass design wraps around the front and left side, transforming the internal hardware into a piece of functional art.

But the visual flair is only half the story. Thermaltake has masterfully integrated a dual-chamber layout, providing a neat and organized solution for cable routing and storage. This clever design keeps the main chamber beautifully unobstructed, allowing the eye (and the air) to focus on what matters most.

Inside this sleek shell, performance is engineered for maximum cooling. The case comes equipped with five Infinity ARGB PWM fans, setting a lively tone from the moment you open the box. The airflow is meticulously managed, featuring three reverse-blade 120mm fans drawing air in along the right side, complemented by two standard 120mm fans positioned at the rear for optimal exhaust.

The cooling potential is seriously impressive. Builders can leverage up to eleven 120mm fans across various positions—top, right side, bottom, and rear—offering unparalleled thermal management. For those pushing the limits, the case provides ample space for a large radiator, accommodating either a 360mm or 280mm setup at the top.

Compatibility is another hallmark of this design. The Arcus 380 TG supports a wide range of motherboards, including ATX and mATX, with the added flexibility of back-connected designs, making it a versatile choice for various builds.

Physical space is generous for modern components. With GPU clearance extending up to 430mm, the case ensures even the largest graphics cards have room to breathe, complete with an included support bracket. Furthermore, the chassis accommodates air coolers up to 160mm in height, ensuring maximum thermal performance for high-end processors.

Storage solutions are thoughtfully included, offering a practical mix of bays. The case provides space for one 3.5-inch drive and two 2.5-inch drives, with smart design ensuring the 3.5-inch bay also accepts 2.5-inch drives.

Connectivity is handled seamlessly via the front I/O panel, featuring USB-C 3.2 Gen 2, two USB-A 3.0 ports, and HD audio—all the necessary modern connections built right in.

The Thermaltake Arcus 380 TG ARGB positions itself not just as a container, but as an experience. For builders seeking a marriage of stunning, curved aesthetics and robust, efficient performance, this mid-tower case is ready to redefine what a PC build can look like.