Choose Your Style

MasterBox Q300L

High Flexibility for System Building

Minimized Dimension with ATX PSU Support

Patterned Dust Filter

Clean Routing Space

Excellent Thermal Performance

Edge-to-Edge Acrylic Transparent Side Panel

Vertical and Horizontal position

Patterned Magnetic Dustfilters

Special pattern on the dust filter creates a unique outlook for the chassis.

Modular I/O Panel

The I/O panel can be adjusted to six different locations. On both side of the body you can install the I/O panel at the front, top or bottom.

Edge-To-Edge Side Panel

Show off your build through the full size transparent side panel.

Multiple Positioning Options

The case can be put in vertical or horizontal position.

Excellent Thermal Performance

The open design of the perforated front, top and bottom guarantees excellent thermal performance

Clean Routing Space

Behind the motherboard tray, 28mm of space is offered for cable management.

Fan and Radiator Support

The front supports up to two 140mm fans and up to a 240mm radiator. The rear supports a 120mm fan or radiator and the top two 120mm fans. All to ensure you don't have to compromise on performance.

Main Components Clearance

The MasterBox Q300L case supports CPU coolers up to a height of 159mm, graphics cards up to a length of 360mm, and power supplies up to a length of 160mm.

Tech specifications

Discover technical info about the product

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