The Cooler Master QUBE 540 Moonstone (Q540-LGNN-S00) is a compact 40.64-liter mid-tower PC case built around a modular interior and flexible vertical or horizontal orientation. It supports ITX, Micro-ATX, ATX, and E-ATX motherboards up to 280 mm wide, graphics cards up to 415 mm long, CPU coolers up to 172 mm high, and ATX or SFX power supplies. The QUBE 540 also supports 360 mm radiators at the front, top, and bottom, vertical GPU installation, and a repositionable I/O panel and handles. Its Moonstone finish, tempered-glass left side panel, and modular layout suit gaming, creator, and customized PC builds.
Shipping and Returns
We offer fast and reliable shipping for all our items. Orders are processed within 1-2 business days and shipped via standard delivery, which typically takes 3-5 business days.
For any questions regarding your order, please contact our customer service team for assistance.
Refund & Replacement Policy
Returns are only accepted in rare cases with double shipping charges, and only if the product is sealed.
Opened or preference-based returns are not allowed.
Please report any damaged, defective, dead-on-arrival, or incorrect product within 72 hours with an uncut unboxing video for replacement.
Refunds are processed after verification, and if a replacement is unavailable, a full refund will be issued.
Refunds are processed after verification, and if a replacement is unavailable, a full refund will be issued.