Kotelo COOLER MASTER MASTERBOX 520 MESH BLACKOUT EDITION MidiTower musta

COOLER MASTER MASTERBOX 520 MESH BLACKOUT EDITION is a MidiTower PC case in black that supports ATX, CEB, EATX and MicroATX motherboards. The case does not include a power supply and is designed with mesh ventilation to provide effective airflow and cooling while keeping a discreet, all-black appearance.

Advantages

The MASTERBOX 520 MESH BLACKOUT EDITION offers broad motherboard compatibility and a compact MidiTower footprint, combined with a mesh front panel for improved airflow. Front-panel connectivity includes USB 3.2 and USB-C ports plus an audio-out jack. The case is lightweight for its size and provides space for standard cooling configurations while maintaining an understated black finish.

Suitable for

• Building a mid-tower gaming or productivity PC
• Systems that require ATX, CEB, EATX or MicroATX motherboard support
• Configurations prioritizing airflow and cooling

Key specifications

• Model: MB520-KGNN-SNO
• Form factor: MidiTower
• Motherboard support: ATX, CEB, EATX, MicroATX
• PSU: Not included
• Front I/O: 1× USB 3.2, 1× USB-C, 1× Audio-Out
• Colour: Black
• Dimensions (HxWxD): 499 x 210 x 498 mm
• Unit net weight: 7.13 kg; gross weight: 9.16 kg

How to use

Install a compatible motherboard (ATX, CEB, EATX or MicroATX) into the case using the included standoffs and screws. Mount the power supply (not included) in the designated PSU area, route cables through the case cutouts for tidy cable management, and install cooling fans or radiators in available fan mounts to optimize airflow through the mesh front panel. Connect front-panel USB, USB-C and audio headers to the motherboard according to the motherboard manual.

Recommendations

For best cooling performance, populate the front and rear fan positions and ensure unobstructed airflow through the mesh front. Use a compatible ATX or smaller power supply and verify clearance for large CPU coolers or long graphics cards against the case dimensions.