# Cooler Master MasterBox Q300L TUF Gaming Alliance Edition Micro-ATX Tower with TUF Aesthetic Design, Transparent Acrylic Side Panel, Adjustable I/O & Fully Ventilated Airflow (MCB-Q300L-KANN-TUF)

- Category: Case
- Brand: Cooler Master
- Model: MasterBox Q300L
- Part number: MCB-Q300L-KANN-TUF
- Price (US): currently unavailable
- Price last checked: 2026-08-06
- Rating: 4.5/5 from 13489 Amazon reviews
- Warranty: 2 years
- Product page: https://buildmypc.net/component-details/case/cooler-master-masterbox-q300l-mcb-q300l-kann-tuf/

## Specifications

| Spec | Value |
| --- | --- |
| Brand | Cooler Master |
| Model | MasterBox Q300L |
| Cabinet Type | MicroATX Mini Tower |
| Side Panel | Acrylic |
| Color | Black / Gold |
| Power Supply | N/A |
| Maximum 3.5 Drive Space | N/A |
| Maximum 2.5 Drive Space | N/A |
| GPU Length | 360 mm / 14.173" |
| Supported PSU Size | ATX |

## Key Features

- Edge to edge transparent side panel: Show off your build through the full size transparent side panel
- High flexibility for system building: 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
- Excellent thermal performance: The open design of the perforated front, top and bottom s excellent thermal performance potential
- High flexibility for system building: 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

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