Cooler Master Masterbox 520 Mesh 3 Fans ARGB
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Cooler Master Masterbox 520 Mesh 3 Fans ARGB


Brand new sealed

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MasterBox 520 Mesh

Reaching New Brights

MasterBox 520 Mesh is the ideal chassis for both novice and experienced gamers alike, providing users multiple options in case design to satisfy different needs. Three pre-installed CF120 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.

  • FineMesh Performance Front Panel
  • Three CF120 ARGB Fans Included
  • Removable Top Panel
  • Screwless & Tool-Free TG Side Panel
  • Versatile Cooling Options
  • Removable HDD cage
  • ARGB/Fan Hub

Components Clearance

Supports CPU coolers up to 165mm (H) , graphics cards up to 410mm (L), and power supplies up to 200mm (L).

Addressable RGB Fans

Addressable RGB 3-Pin fans with a refreshed frosted blade to enhance light dispersion for a more vibrant and luminescent effect.

Three CF120 Fans

Pre-installed CF120 ARGB PWM fans provide ample airflow, ensuring low temperatures, high performance, and eye-catching aesthetics during even the most intense gaming sessions.

Removable Top Panel

The top panel is entirely removable for improved access and easy installation of cooling solutions such as fans and radiators.

Model Number MB520-KGNN-S00, MB520-WGNN-S00
Exterior Color Black
Materials – Exterior Mesh, Steel, ABS Plastic, Tempered Glass
Materials – Left Side Panel Tempered Glass
Dimensions (L x W x H) 502 x 210 x 498mm (Incl. Protrusions), 443 x 210 x 498mm (Body Size)
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
3.5″ Drive Bays 2
2.5″ Drive Bays 3
I/O Panel 1x USB 3.2 Gen 1 Type-A, 1x USB 3.2 Gen 2 Type-C, 1x 3.5mm Headset Jack (Audio+Mic), 1x Reset/ARGB button
Included Accessories ARGB Fans Hub
Pre-installed Fans – Front 3x CF120 ARGB
Fan Support – Top 3x 120mm, 2x 140mm
Fan Support – Front 3x 120mm, 2x 140mm
Fan Support – Rear 1x 120mm
Radiator Support – Top 120mm, 140mm, 240mm, 280mm, 360mm, (recommended maximum thickness -55mm)
Radiator Support – Front 120mm, 140mm, 240mm, 280mm, 360mm
Radiator Support – Rear 120mm
Clearance – CPU Cooler 165mm / 6.49″
Clearance – PSU 200mm, (Recommended up to 170mm)
Clearance – GFX 410mm/16.1″
Dust Filters Bottom, Front, Top
Power Supply Support ATX


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