Introducing the MasterBox MB311L, a Mini-Tower airflow PC case designed for the latest gaming hardware. With a front panel made entirely of Fine Mesh and dual honeycomb vents, it maximizes airflow for efficient cooling. The internal layout ensures high compatibility for gaming components and future upgrades. Combining versatility and presentation, the MasterBox MB311L delivers both exceptional performance and a visually stunning gaming system. Elevate your gaming experience with this powerful and stylish case.
Features
- Fine Mesh Front Panel
- Mesh Intakes
- Dual ARGB Fans
- Optimized Airflow
- Tempered Glass Side Panel
- Adaptable Drive Cage

About the Cooler Master MasterBox MB311L PC CASE

FINE MESH FRONT PANEL
Cooler Master’s Fine Mesh design on the front panel is proven to provide proficient airflow while filtering out dust.


MESH INTAKES
Large, mesh intakes span each side of the front panel to provide additional airflow to system.

DUAL ARGB FANS
Two pre-installed 120mm ARGB fans can be managed by the motherboard, and connected by the included splitter, to create a comprehensive ARGB lighting system.
OPTIMIZED AIRFLOW
Airflow is optimized by a collaboration between the Fine Mesh front panel, additional mesh intakes, top panel ventilation, and rear exhaust.
TEMPERED GLASS SIDE PANEL
Hardware, custom-loop cooling, and the pure pride of the builder is shown in panoramic view through an edge-to-edge tempered glass side panel.


ADAPTABLE DRIVE CAGE
The drive cage is able to shift toward the front to accommodate for PSU space, backwards to provide additional radiator space, or even completely removed.

VERSATILE COOLING OPTIONS
Support for up to six fans and front, top, and rear radiator support ensure that performance is not compromised.


ROOM FOR UPGRADES
Support for up to a 344mm graphics card, a 166mm CPU cooler, and up to a 325mm PSU in length provides room for upgrades to stay ahead of the game.
SICKLEFLOW PWM FANS INCLUDED
Newly Optimized blade design with updated curve that provides best balance between airflow and static pressure to take the heat away while remain extremely silence.









