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.
- Vertical and Horizontal position
- Edge-to-Edge Acrylic Transparent Side Panel
- Clean Routing Space
- Excellent Thermal Performance
- Minimized Dimension with ATX PSU Support
- Patterned Dust Filter
- High Flexibility for System Building
| Brand | |
|---|---|
| Brand | Cooler Master Co. |
| GPU / Graphics | |
|---|---|
| Maximum GPU Length | 14.17" |
| Power & Battery | |
|---|---|
| Maximum PSU Length | 6.30" |
| USB Ports | |
|---|---|
| Total Number of USB Ports | 2 |
| Front USB | Yes |
| USB Port Details | 2 x USB 3.0 |
| Audio Ports | |
|---|---|
| Headphone/Microphone Combo Po | Yes |
| Total Number of Audio Out Por | 2 |
| Total Number of Audio In Ports | 2 |
| Front Audio In | Yes |
| Front Audio Out | Yes |
| Audio | |
|---|---|
| Microphone | Yes |
| Size / Dimensions | |
|---|---|
| Form Factor | Mini-tower |
| Appearance | |
|---|---|
| Window Panel | Yes |
| Window Panel Location | Side Panel |
| General Features | |
|---|---|
| Motherboard Supported | Mini ITX |
| Installed Fan Size | 4.72" |
| Installed Fan Size Details | 1 x 120mm |
| Fan Size Supported | 5.51" |
| Maximum CPU Cooler Height | 6.26" |
| Manufacturer | Cooler Master Co., Ltd |
| Number of Fans Supported | 6 |
| Number of Fans Installed | 1 |
| Expansion Slots | |
|---|---|
| Total Number of Expansion Slots | 4 |
| Drive Bays | |
|---|---|
| Number of Total Expansion Bays | 3 |
| Number of Internal 2.5" Bays | 2 |
| Number of Internal 3.5" Bays | 1 |