Cooler Master

Cooler Master Q500L Micro-ATX Tower, ATX Motherboard Support, Magnetic Dust Filter, Transparent Acrylic Side Panel, Adjustable I/O & Fully Ventilated Airflow (MCB-Q500L-KANN-S00)

Name: Cooler Master Q500L Micro-ATX Tower, ATX Motherboard Support, Magnetic Dust Filter, Transparent Acrylic Side Panel, Adjustable I/O & Fully Ventilated
Brand: Cooler Master
SKU: B07Q8VJ17J
Price: 39.99 USD
Availability: InStock

By Mike Perry, Hardware Editor · Verified 2026-09-15

Mike Perry has researched PC hardware since 2014, tracking 80+ GPU generations, 50+ retro handheld platforms, and 30+ vintage PC configurations. He synthesises community benchmarks, manufacturer specs, and public forum data into actionable buying guides. View full credentials →

$39.99

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View Current Price on Amazon → Compare to similar pc cases

*Price sourced from Amazon.com. Price and availability subject to change.

Bottom line: The Cooler Master Q500L Micro-ATX Tower, ATX Motherboard Support, Magnetic Dust Filter, Transparent Acrylic Side Panel, Adjustable I/O & Fully Ventilated Airflow (MCB-Q500L-KANN-S00) is a specs-and-price decision rather than a crowd-consensus one in the pc cases category, priced around $39.99. Check the specification table above against one or two close alternatives — on price and spec fit, not on star ratings.

The Master Box Q500L supports a standard ATX motherboard and PSU in a highly compact layout. With the same exterior dimensions as the Master Box Q300L, support for a standard ATX motherboard was made possible by maximizing the usage of internal space. Although the PSU is mounted by default at the top/front of the chassis, the mounting bracket allows for the repositioning of the PSU depending on preference and form factor. For instance, if a mini ITX or micro ATX motherboard is used instead of an ATX in the Master Box Q500L, the PSU can be mounted in the conventional position of the bottom…

SpecPicks Verdict

SpecPicks scored Cooler Master Q500L Micro-ATX Tower, ATX Motherboard Support… using a rating × review-volume × price-fit model applied to our editorial and benchmark analysis across the pc cases category. Cooler Master's pc cases lineup sits within the broader category mid-tier; price and specs are the deciding factors over brand loyalty here. Judge it on the specification table and the price rather than on sentiment: check the figures that decide your use case, then put it side-by-side with two or three close alternatives in the Compare tool before clicking through.

Common buyer scenarios for pc cases of this kind: matching it to an existing build, replacing a failing part, or upgrading from a previous-generation equivalent. Check the spec table below against your current setup — particularly socket / form-factor / power-rating fields — and confirm compatibility on the Amazon listing before purchase. Prices, stock, and Prime eligibility update directly from Amazon's catalog and may have moved since this page was last verified.

Pros & Cons

Pros

✓ Backed by Cooler Master's warranty and support channels
✓ Ships via Amazon with Prime eligibility and the standard returns policy

Cons

✗ Confirm socket / form-factor / power-rating compatibility against your build before ordering
✗ Price, stock, and Prime eligibility update from Amazon and may have changed since this page was last verified

Key Features

Minimized dimensions for standard ATX: The Master Box Q500L supports standard ATX motherboards and plus, with a body depth and Height of only 386 x 381 millimeter
Fully perforated chassis: The top, front, rear, and bottom panels are fully perforated to offer airflow for various fan configurations
Movable I/O panel: Orientation for the chassis is versatile, with the option to move the I/O panel to 6 different locations
Vertical and horizontal position: The case can be oriented vertically or horizontally while retaining easy access to the I/O; Rubberized screws also function as feet to supplement different orientations
Vertical PSU placement: The PSU is positioned on the front of the chassis to fully utilize internal space; The bracket can be relocated to offer position options depending on preference and form factor

Full Specifications

Brand	Cooler Master
Color	Black
Fan Size	12 centimeters
Material	Alloy Steel, Aluminum
Case Type	Mini-Tower
Model Name	MasterBox Q500L
Light Color	Blue
Model Number	MCB-Q500L-KANN-S00
Cooling Method	Fan
Number of Fans	1
Mfr Part Number	MCB-Q500L-KANN-S00
Total Usb Ports	2
Antenna Location	Gaming
Movable I/O panel	Orientation for the chassis is versatile, with the option to move the I/O panel to 6 different locations
Compatible Devices	Standard ATX, Micro ATX, Mini ITX motherboards; Devices with USB 3.0, 3.5mm audio jack, and 3.5mm mic jack
Enclosure Material	Alloy Steel, Aluminum
Total USB 2.0 Ports	2
Total USB 3.0 Ports	2
Warranty Description	1 Year
Hard Disk Form Factor	3.5 inches

Ready to buy?

Cooler Master Q500L Micro-ATX Tower, ATX Motherboard Support, Magnetic Dust Filter, Transparent Acrylic Side Panel, Adjustable I/O & Fully Ventilated Airflow (MCB-Q500L-KANN-S00) is available on Amazon with Prime shipping and the full Amazon returns policy. SpecPicks earns a small commission on qualifying purchases — thank you for supporting independent review work.

View Current Price on Amazon →

*Price sourced from Amazon.com. Price and availability subject to change.