# Cooler Master Debuts QUBE 540 Stainless Steel

October 25, 2026 at 04:01 PM

> The new QUBE 540 features 8K mirror-polished SUS304 stainless steel panels and a modular design supporting ATX motherboards and large GPUs.

**Cooler Master** launched the **QUBE 540 Stainless Steel** on October 23, 2026, featuring **SUS304** stainless steel panels with an 8K mirror-polished exterior. The chassis supports ATX, microATX, and Mini-ITX motherboards and can be oriented horizontally or vertically.

The case accommodates GPUs up to 415mm and 360mm radiators on three sides. It includes a 20Gbps **USB-C** port, 30mm of cable management space, and a modular I/O panel. Each unit ships with a custom presentation box, cleaning solution, and a two-year warranty.

This premium build utilizes a 12-stage production process to form single-piece panels with a matte hairline interior finish. Available now in **North America**, the QUBE 540 offers high-end versatility for enthusiasts seeking a durable, reflective aesthetic.


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