Cooler Master MasterBox MB320L

A New Shade of Lighting
The MasterBox MB320L is a Micro-ATX PC case with honeycomb mesh ventilation on either side of the DarkMirror front panel. The DarkMirror front panel is smoked a shade darker to sharpen the contrast of optional fans mounted behind it, highlighting its best features.

A high potential for both air-cooled and liquid-cooled builds comprise of front, top, and rear ventilation with the possibility to mount additional fans and radiators. Upholding the award-winning principles of the MB Series, versatility is paired with presentation to ensure that any gaming system built inside the MasterBox MB320L looks as good as it performs.

DarkMirror Front Panel – The DarkMirror front panel shades light to add contrast to illuminated components.

Mesh Intakes – Large, mesh intakes span each side of the front panel to provide additional airflow to system.

Tempered Glass Side Panel – Hardware, custom-loop cooling, and the pure pride of the builder is shown in panoramic view through an edge-to-edge tempered glass side panel.

Adaptable Drive Cage – The drive cage is (re)movable, able to shift toward the front to accommodate for PSU space, backwards to provide additional radiator space, or even completely removed.

Versatile Cooling Options – Support for up to six fans and front, top, and rear radiator support ensure that performance is not compromised.

Room For Upgrades – Support for up to a 344mm graphics card, a 166mm CPU cooler, and up to a 325mm PSU in length provides room for upgrades to stay ahead of the game.

Ports & interfaces
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity	2
Audio input	Y
Audio output	Y
Weight & dimensions
Width	217.5 mm
Depth	435.5 mm
Height	410 mm
Cooling
Number of front fans supported (max)	3
Front fans diameters supported	120,140 mm
Rear fans installed	1x 120 mm
Number of rear fans supported (max)	1
Rear fans diameters supported	120 mm
Number of top fans supported (max)	2
Top fans diameters supported	120,140 mm
Front radiator fan sizes supported	120,140,240,280 mm
Rear radiator fan sizes supported	120 mm
Top radiator fan sizes supported	120,140 mm
Other features
Volume	30.79 L
Power supply
Power supply included	N
Power supply location	Bottom
Supported power supply form factors	ATX
Storage
Supported HDD sizes	2.5,3.5"
HDD/SSD combo cage	Y
Design
Form factor	Tower
Type	PC
Material	Mesh,Plastic,Tempered glass
Product colour	Black
Supported motherboard form factors	Micro ATX,Mini-ITX
Number of 3.5" bays	2
Side window	Y
Number of 2.5" bays	2
Number of expansion slots	4
Anti-dust filter	Y
Reset button	Y
Maximum CPU cooler height	16.6 cm
Maximum graphics card length	34.4 cm
Maximum PSU length	32.5 cm