The MasterBox Q300L Mini Tower Case from Cooler Master supports Micro-ATX and Mini-ITX motherboards. The case features one 3.5″ HDD drive bay, two 2.5″ SSD drive bays, and four expansion slots. The I/O panel includes two USB 3.0 ports and audio in/out jacks, and it can be adjusted to six different locations, three options at each side. The Q300L supports GPUs up to 14.2″ and CPU Coolers up to 6.2″ tall. A 1.1″ space behind the motherboard tray offers hidden cable management.
Description
Additional information
| Weight | 10.04 lbs |
|---|---|
| Dimensions | 18.1 × 16.9 × 10.8 in |
| Motherboard Support | Micro-ATX, Mini-ITX |
| Maximum Radiator Size (Front) | 240 mm |
| Dimensions (W x H x D) | 9.06 x 14.88 x 15.24" / 230 x 378 x 387 mm |
| Cable Management Space | 1.10" / 28 mm |
| Tool-Less Design | Thumbscrews |
| Built-In Lighting | No |
| Certifications | CE, FCC, as per Manufacturer |
| Material | Plastic, Steel |
| Windowed Panel | Yes |
| Display Connections | None |
| Audio Connections | 1 x 3.5 mm Input<br />1 x 3.5 mm Output |
| Connections | 2 x USB Type-A (USB 3.1 / USB 3.2 Gen 1) |
| Filter Locations | Bottom |
| Fan Mounting (Internal) | None |
| Maximum Radiator Size (Rear) | 120 mm |
| Fans Included (Rear) | 1 x 120 mm |
| External Drive Bays | None |
| Fans Included (Front) | None |
| Fan Mounting (Bottom) | 1 x 120 mm<br> |
| Fan Mounting (Top) | 2 x 120 mm<br> |
| Fan Mounting (Side) | None |
| Fan Mounting (Rear) | 1 x 120 mm<br> |
| Fan Mounting (Front) | 2 x 120 mm<br>Or<br />2 x 140 mm<br> |
| PSU Mounting Location | Bottom |
| Maximum PSU Length | 6.30" / 160 mm |
| Supported PSU Size | ATX |
| CPU Cooler Height | 6.18" / 157 mm |
| Maximum GPU Length | 14.17" / 360 mm |
| Expansion Slots | 4 x Full Height |
| Internal Drive Bays | 1 x 3.5"<br><br />2 x 2.5"<br> |
| Warranty Length | Limited 2-Year Warranty |
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