Ever tried to fit a high-end GPU and a big AIO cooler into a cramped mid-tower, only to end up with hot spots and messy cables? Thermaltake understands that pain. The Tower 300 Gravel Sand gives you a vertical, octagonal chassis that holds a 4090, a 420 mm radiator and up to eight fans, while tool-free tempered glass panels keep installation quick. You get real airflow, dust filters and a compact footprint so your rig stays cool and looks sharp.
Thermaltake Tower 300 Gravel Sand Midi Tower Gaming Case Micro ATX Mini ITX RGB
Thermaltake Tower 300 Gravel Sand midi tower PC Case Gaming Micro ATX Mini ITX RGB is a micro-ATX/mini-ITX chassis designed for gamers and builders who need strong cooling in a small footprint. Its octagonal shape, tempered glass front and side panels, and removable fan brackets let you install large GPUs, tall CPU coolers and multiple fans without hassle.
Benefits
- Thermaltake design fits a 4090 GPU and 420 mm radiator for top-tier performance.
- Tool-free tempered glass panels let you swap components fast.
- Eight fan positions provide flexible airflow paths.
- Integrated dust filters keep interiors clean longer.
- Horizontal stand option creates a unique viewing angle.
- USB-C and USB-3 ports give easy access to peripherals.
Features
- Octagonal prism shape reduces footprint.
- Supports micro ATX and Mini ITX motherboards.
- Two pre-installed 140 mm PWM fans on top.
- Side panel supports up to six 120/140 mm fans.
- Maximum PSU length 22 cm, bottom mounted.
- CPU cooler height up to 21 cm.
- Tempered glass front and side panels.
- Anti-dust filters on top, rear, side, bottom.
Specifications
| Design |
| Maximum PSU length |
22 cm |
| Maximum CPU cooler height |
21 cm |
| On/off button |
Yes |
| Anti-dust filter |
Yes |
| Tempered glass panel(s) |
Yes |
| Suitable for |
Gaming |
| Number of expansion slots |
4 |
| Number of internal 3.5" bays |
3 |
| Number of 2.5" bays |
3 |
| Number of 3.5" bays |
3 |
| Supported motherboard form factors |
micro ATX, Mini-ITX |
| Product colour |
Sand |
| Material |
SPCC |
| Type |
PC |
| Form factor |
Micro Tower |
| Power supply |
| Power supply location |
Bottom |
| Power supply included |
No |
| Ports & interfaces |
| Audio input |
Yes |
| USB 3.2 Gen 2 (3.1 Gen 2) Type-C ports quantity |
1 |
| USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity |
2 |
| Cooling |
| Side radiator sizes supported |
120,140,240,280,360,420 mm |
| Top fans diameters supported |
120,140 mm |
| Number of top fans supported (max) |
3 |
| Top fans installed |
2x 140 mm |
| Rear fans diameters supported |
120,140 mm |
| Number of rear fans supported (max) |
3 |
| Side fans diameters supported |
120,140 mm |
| Number of side fans supported (max) |
6 |
| Storage |
| Supported HDD sizes |
2.5,3.5" |
| Weight & dimensions |
| Weight |
8.3 kg |
| Height |
551 mm |
| Depth |
281 mm |
| Width |
342 mm |
