Cooler Master MasterBox 520 MESH White ARGB ATX Mid Tower Case Tempered Glass
The Cooler Master MasterBox 520 MESH White ARGB ATX Mid Tower Case Tempered Glass is a 43L steel mid tower with a tempered glass left side panel. It fits graphics cards up to 410mm and CPU coolers up to 165mm tall, and ships with 4 fans: 3 Sickle Flow PWM fans in the front and a MasterFan Lite 120mm fan at the rear.
It suits builders who want a roomy case for liquid cooling, with 360mm radiator support at both the front and the top, plus space for long graphics cards. You can plan your full system in our PC builder, which checks compatibility, and we include free assembly and testing when the case is bought as part of a PC build.
Highlights
- Graphics card clearance up to 410mm
- CPU cooler clearance up to 165mm
- 4 fans pre-installed: 3x Sickle Flow PWM front, 1x MasterFan Lite 120mm rear
- 360mm radiator support at the front and the top
- 7 expansion slots, 2x 3.5" and 3x 2.5" drive bays
- Tempered glass left side panel, steel exterior, 43L volume
Best for
- Gaming PCs with long, high-end graphics cards
- Builds using a 360mm AIO liquid cooler at the front or top
- Systems with tall air coolers up to 165mm
- Builders who want fans included out of the box
Specifications
| Radiator Support - Rear | 120mm |
|---|---|
| Dust Filters | Top |
| Materials - Left Side Panel | Tempered Glass |
| Materials - Exterior | Steel |
| Exterior Color | Black |
| 3.5" Drive Bays | 2 |
| Radiator Support - Front | 360mm |
| Size | Mid Tower |
| Radiator Support - Top | 360mm |
| Motherboard Support | SSI CEB |
| Power Supply Support | ATX |
| Fan Support - Rear | 1x 120mm |
| Fan Support - Front | 2x 140mm |
| Clearance - PSU | 200mm |
| Included Accessories | 1 to 3 Fan Cable |
| Expansion Slots | 7 |
| Fan Support - Top | 2x 140mm |
| 2.5" Drive Bays | 3 |
| Clearance - CPU Cooler | 165mm/6.49" |
| Clearance - GFX | 410mm/16.1" |
| I/O Panel | 1x 3.5mm Headset Jack (Audio+Mic) |
| Volume | 43L |
| Pre-installed Fans - Rear | 1x MasterFan Lite 120mm non-LED Fan |
| Pre-installed Fans - Front | 3x Sickle Flow PWM non-LED Fan |
| Dimensions (L x W x H) | 499 x 210 x 498mm (Incl. Protrusions) |
Compatibility and related parts
The case supports motherboards up to SSI CEB and ATX power supplies, with 200mm of PSU clearance, so check the length of your unit when choosing from our power supplies. For cooling, pick an air cooler under 165mm tall or a radiator up to 360mm from our CPU coolers, and add extra fans from our case fans if needed. Use the PC builder to confirm every part fits before you order.
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Warranty
Warranty
- All products come with a 1-year official local warranty, unless mentioned otherwise.
- Accessories (such as cables, covers, power banks, etc.) are not covered under warranty.
- Please check your item at the time of delivery—you may refuse the order if you notice any damage.
- The warranty provided is an official local manufacturer warranty.
- Apple products include both local and international warranty, as per Apple’s policy.
Shipping & Returns
Shipping & Returns
• Shipping: Orders are processed within 0–2 business days. Standard delivery takes 0–5 business days depending on your location.
• Returns: You may return or exchange products within 10 days of receiving your order. Items must be in original condition with proof of purchase.
If your item is defective or damaged due to manufacturing issues, we’ll gladly replace it at no additional cost.
No advance payments required—even for preorders. Pay on delivery or cancel anytime, hassle-free.
FAQs
How long a graphics card fits in the MasterBox 520 MESH?
How long a graphics card fits in the MasterBox 520 MESH?
Can I install a 360mm AIO liquid cooler?
Can I install a 360mm AIO liquid cooler?
Which fans come with the case?
Which fans come with the case?
What motherboard and power supply sizes does it support?
What motherboard and power supply sizes does it support?
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