The Cooler Master Q300L V3 is a compact Micro-ATX case built for Mini-ITX and Micro-ATX systems. It combines a tempered-glass side panel with a preinstalled rear 140 mm fan and support for up to 366 mm graphics cards and 178 mm CPU coolers, depending on the fan setup. Front I/O includes two USB-A ports, one USB-C port, and a combined audio/mic jack. It suits first-time builders who want a small case with flexible motherboard support, modern front connectivity, and straightforward component access.
Compatibility
Mini-ITX motherboards
Micro-ATX motherboards
Frequently asked questions
Which motherboards fit this case?
It supports Mini-ITX and Micro-ATX motherboards.
What front ports are included?
The front I/O includes two USB-A ports, one USB-C port, and a combined audio/mic jack.
What clearance should I plan for?
Plan for up to 178 mm CPU cooler height and up to 366 mm graphics card length, depending on your fan configuration.
FT-6930B3B8134189F172B1
9 Items
Data sheet
Color
Black
Compatible printers
Mini-ITX motherboards, Micro-ATX motherboards
Technology
Tempered glass side panel
Condition
New
Connectivity
2x USB 3.2 Gen 1 Type-A, 1x USB 3.2 Gen 2x2 Type-C, 1x 3.5 mm audio/mic combo jack
Dimensions
387 x 230 x 381 mm
Specific References
Compact black Micro-ATX case with tempered glass, a preinstalled rear fan, and front USB-C connectivity.