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Cooler Master

Cooler Master QUBE Computer Case

$79.99
$68.84 SAVE $11.15
None availableas of 08/04/2026

Ships when available. Free shipping on most items when you spend $100 or more.

Rated excellent by our customers Read our reviews

Secure checkoutISO 9001:2015 and CMMC certifiedFamily owned since 1982

Free shipping on most items when you spend $100 or more.

Real people answer: chat with us, email customerservice@colamco.com, or call 1-800-692-8757, Monday to Friday, 8am to 5pm EST.

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Secure checkoutISO 9001:2015 and CMMC certifiedFamily owned since 1982

Free shipping on most items when you spend $100 or more.

Real people answer: chat with us, email customerservice@colamco.com, or call 1-800-692-8757, Monday to Friday, 8am to 5pm EST.

Overview

Compact Yet Capable

Small size, big performance. The QUBE 540 supports GPUs up to 415 mm, 360 mm liquid coolers, and high-end components.

Flexible Orientation Design

Vertical or horizontal, the QUBE 540 adapts to your space and style. It fits cleanly wherever you place it.

Create Your Own Layout

A modular interior designed for endless creativity, for liquid-cooling setups to compact workstations. Customize it your way.

Repositionable I/O Panel and Movable Handles

Mount the I/O panel and handles on the top, bottom, left, or right to keep ports and grips where you need them.

Versatile Modular Layout

Oce case, countless possibilities. Redefine your build anytime with swappable components and flexible layouts.

Vertical GPU Ready

Supports vertical GPU installation to highlight premium graphics and aesthetics.

ACCESSORY ECOSYSTEM

The Qube 540 comes with a living accessory ecosystem as we have prepared 3D-printable files for you to create your own accessories.

More from the manufacturer

Technical specifications

General Information

Manufacturer Cooler Master Co., Ltd
Manufacturer Part Number Q540MGNNS00
Manufacturer Website Address http://www.coolermaster-usa.com
Brand Name Cooler Master
Product Line QUBE
Product Model Q540-MGNN-S00
Product Name QUBE Q540-MGNN-S00 Gaming Computer Case
Product Type Gaming Computer Case

Technical Information

Motherboard Supported ATXMicro ATXEATXMini ITX
Number of Fans Supported 10
Number of Fans Installed 1
Fan Supported Details
  • Fan Support - Front 3 x 120 mm (w/o I/O panel) / 2 x 140 mm
  • Fan Support - Top 3 x 120 mm (w/o I/O panel) / 2 x 140 mm
  • Fan Support - Rear 1x 120mm
  • Fan Support - Bottom 3 x 120 mm / 2 x 140 mm
Fan Size Supported 5.51"4.72"
Installed Fan Size 4.72"
Features Dust FilterCarry Handle
Installed Fan Size Details 1 x 120mm
Window Panel Yes
Window Panel Location Left SideSide Panel

Bays

Number of Internal 3.5" Bays 1
Number of Internal 2.5" Bays 2
Number of Total Expansion Bays 3

I/O Expansions

Total Number of Expansion Slots 7

Interfaces/Ports

Total Number of USB Ports 3
Front USB Yes
USB Port Details 1 x USB 3.2 Gen 2x2 Type C2 x USB 3.2 Gen 1 Type-A
Total Number of Audio In Ports 1
Front Audio In Yes
Total Number of Audio Out Ports 1
Front Audio Out Yes
Headphone / Microphone Combo Port Yes

Physical Characteristics

Color Family Other
Product Color Stardust Iron
Product Material Tempered GlassSteel
Cooler Type Fan/Liquid Cooler
Form Factor Mid-tower
Maximum CPU Cooler Height 6.77"
Maximum PSU Length 7.87"
Height 16.7"
Maximum GPU Length 16.34"
Width 8.9"
Depth 16.7"

Warranty

Limited Warranty 2 Year

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Shipping and returns

Free shipping on most items when you spend $100 or more. In-stock items ship on the next open shipment slot. The buy box above shows the live order-by countdown and the estimated arrival date.

Need to send it back? Start a return online with a Request RMA and our team will take care of you. Keep the original packaging. Items must be returned in the condition received.

Questions about shipping or returns? Chat with us, email customerservice@colamco.com, or call 1-800-692-8757, Monday to Friday, 8am to 5pm EST.