# Cooler MasterCooler Master MasterBox E300L mATX Tower w/Front Brushed Panel, Silver Accent Trim and Side Ventilation Vent

- Category: Case
- Brand: Cooler Master
- Model: MasterBox E300L
- Part number: MCB-E300L-KN5N-B02
- Price (US): currently unavailable
- Price last checked: 2026-08-05
- Rating: 4.4/5 from 1587 Amazon reviews
- Warranty: 1 year
- Product page: https://buildmypc.net/component-details/case/cooler-master-masterbox-e300l-mcb-e300l-kn5n-b02/

## Specifications

| Spec | Value |
| --- | --- |
| Brand | Cooler Master |
| Model | MasterBox E300L |
| Cabinet Type | MicroATX Mid Tower |
| Side Panel | Steel |
| Color | Gray |
| Power Supply | N/A |
| Maximum 3.5 Drive Space | 2 |
| Maximum 2.5 Drive Space | N/A |
| GPU Length | 363 mm / 14.291" |
| Supported PSU Size | ATX |

## Key Features

- Brushed front panel: The brushed texture of the front panel adds an elegant element to your workstation or office.
- Colored trim: stand out from the rest with a nice color accent.
- Security lock anchor: security lock protects your system by positioning the anchor directly onto the chassis.
- Side panel with air vent: allows for additional airflow for cooling support.

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