MasterBox 520 / 520 Mesh


MasterBox 520 / 520 Mesh

MasterBox 520 is the ideal chassis for both novice and experienced gamers alike, providing users multiple options in case design to satisfy different needs.  Whether you place upmost value on system performance and high quality gaming experiences, or  dazzling aesthetics and an outlook that stands out, MasterBox 520 has something in for you. Pre-installed with three 120mm ARGB fans, your system is brought to life with stunning lighting effects, completely customizable to match your theme or preference. Additional mechanical upgrades such as a removable top panel and robust dust filter ensure a pleasant, hassle-free installation experience.


Pick and Play – Pick and choose the best design for your needs and tastes: tempered glass or FineMesh ventilated front panel designs? Black or white colorways? Get ready to build, and we’ll take care of the rest.

Three 120mm ARGB Fans Included – Pre-installed ARGB fans provide ample airflow, ensuring low temperatures, high performance, and eye catching aesthetics during even the most intense gaming sessions. The included ARGB/PWM Hub facilitates ease of cable management and allows users to tailor light effects to match the theme of the build.

Removable Top Panel -The top panel is entirely removable for improved access to the components during assembly. Ease of use also facilitates the mounting of cooling solutions such as fans and radiators.

Screwless & Tool-Free TG Side Panel – The tempered glass side panel is secured with pins for easy removal, facilitating quick access to the internals without the use of tools. An optional screw can be installed to further secure the tempered glass side panel.

Versatile Cooling Options – Support for up to seven 120mm fans and dual 360mm radiators on the top and front panel ensure high compatibility for liquid-cooled systems.

Removable  HDD cage – The HDD cage is completely removable for improved access during assembly and system upgrades.

Upgraded Removable Dust Filter Bracket – The bottom dust filter bracket is robust and locked sturdily in place during travel, remaining easy to remove for cleaning purposes.


Product Name MasterBox 520 MasterBox 520 White MasterBox 520 Mesh MasterBox 520 Mesh White
Product Number MB520-KHNN-S00 MB520-WHNN-S00 MB520-KGNN-S00 MB520-WGNN-S00
Exterior Color Black White Black White
Materials Exterior Steel, ABS Plastic, Tempered Glass
Left Side Panel Tempered Glass
Dimensions (L x W x H) incl. Protrusions 502 x 210 x 498mm
Body Size 443 x 210 x 498mm
Volume 50L
Motherboard Support Mini-ITX, Micro-ATX, ATX, SSI-CEB, E-ATX*
(*up to 12″ x 10.7″ motherboards, may impact cable management feature)
Expansion Slots 7
Drive Bays 5.25“ ODD 0
2.5″/3.5” Combo 2
2.5” SSD 3
I/O Panel USB Ports 1x USB 3.2 Gen1 Type-A
1x USB 3.2 Gen2 Type-C
Audio In / Out 1x 3.5mm Headset Jack (Audio + Mic)
Other 1x Reset/ARGB Button
Pre-installed Fan(s) Front 3x 120mm ARGB Fan
Top N/A
Rear 1x 120mm Non-LED Fan N/A
Fan Support Front 3x 120mm / 2x 140mm
Top 3x 120mm / 2x 140mm
Rear 1x 120mm
Radiator Support Front 120/140/240/280/360mm
Top 120/140/240/280/360mm
(recommended maximum thickness – 55mm)
Rear 120mm
Clearances CPU Cooler 165mm
Power Supply 200mm
(recommended up to 170mm)
Graphics Card 410mm
Dust Filters Front, Top, Bottom
Power Supply Support Bottom mount, ATX PS2
Warranty 2 Years

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