







The Cooler Master MasterBox 520 delivers professional-grade cooling and aesthetics in a mid-tower form factor designed for builders seeking optimal airflow and visual impact. Its front mesh panel promotes unrestricted air circulation, while the tempered glass side panel showcases your components with clarity. The case accommodates standard ATX, Micro-ATX, and Mini-ITX motherboards, offering flexibility for various build configurations. Three pre-installed ARGB fans provide customizable lighting synchronized with compatible motherboards, creating dynamic RGB effects.
The steel and ABS plastic construction ensures durability without excessive weight, making it suitable for both gaming rigs and workstation builds. Tool-free installation features streamline the building process, while the spacious interior supports modern graphics cards and tower coolers. This case balances thermal performance with contemporary design, making it an excellent choice for enthusiasts prioritizing both cooling efficiency and visual presentation.
| Model No | Cooler Master MasterBox 520 Mid Tower Mesh Steel ABS Plastic Tempered Glass Side Panel Case with 3 ARGB Fans - Black |
| Part No | MB520-KGNN-S00 |
| Color | Black |
| Case Material | Mesh, Steel, ABS Plastic, Tempered Glass |
| Case Size | 499 x 210 x 498mm (Incl. Protrusions), 430 x 210 x 479mm (Body size) |
| Lighting | RGB |
| Motherboard Support | Mini-ITX, Micro-ATX, ATX, SSI-CEB, E-ATX* (*up to 12" x 10.7" motherboards, may impact cable management feature) |
| Pre-installed Fans | Pre-installed Fans - Top N/A Pre-installed Fans - Front 3x CF120 ARGB Pre-installed Fans - Rear N/A |
| Additional Fan Support | Fan Support - Top 3x 120mm, 2x 140mm Fan Support - Front 3x 120mm, 2x 140mm Fan Support - Rear 1x 120mm |
| Radiator Support | Radiator Support - Top 120 / 140 / 240 / 280 / 360mm (recommended maximum thickness - 55mm) Radiator Support - Front 120 / 140 / 240 / 280 / 360mm Radiator Support - Rear 120mm |
| SSD/HDD Support | Expansion Slots 7 3.5" Drive Bays 2 2.5" Drive Bays 3 |
| I/O Ports | I/O Panel - USB Ports 1x USB 3.2 Gen 1 Type A, 1x USB 3.2 Gen 2 Type C I/O Panel - Audio In / Out 1x 3.5mm Headset Jack (Audio+Mic) I/O Panel - Other 1x Reset/ARGB button |
| CPU Cooler Limitation | 165mm |
| VGA Limitation | 410mm |
| PSU Limitation | 200mm (Recommended up to 170mm) |
| Dust Filters | Front, Top, Bottom |
| Product Size ( Dimension ) | 499 x 210 x 498mm (Incl. Protrusions), 430 x 210 x 479mm (Body size) |
| Package Content | Case & Cables |
| Warranty | 1 Year ( As per Manufacturer Policy ) |
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