Up to E-ATX support
The supplied motherboard compatibility extends through E-ATX.
Cooler Master product
A white mid-tower case supporting motherboards up to E-ATX, with a tempered-glass side panel, seven expansion slots and a modern USB-C front connection.

The supplied motherboard compatibility extends through E-ATX.
A white chassis and tempered-glass side panel provide a showcase-oriented build format.
The I/O panel includes USB-A 3.2 Gen 1, USB-C 3.2 Gen 2 and an audio/microphone connection.
The MasterBox 520 supports the supplied motherboard range up to E-ATX for compatible high-performance system builds.
The source lists two 3.5-inch drive bays and three 2.5-inch drive bays for supported storage devices.
Seven expansion slots sit alongside the stated USB-A, USB-C and audio/microphone front-panel connections.
An ARGB fan hub and three pre-installed fans are listed, although the fan size and remaining details are truncated in the supplied text.
DeviceDeal is an authorised Cooler Master reseller. This product is supplied under the applicable Cooler Master manufacturer warranty.
The supplied description states support up to E-ATX.
Seven expansion slots are listed.
The source lists USB-A 3.2 Gen 1, USB-C 3.2 Gen 2 and audio/microphone connections.
Three pre-installed fans are stated, but their size and complete type are truncated in the supplied source.
(MB520-WGNN-S01)
Creates the showcase appearance identified in the product title.
Supports the supplied motherboard range through E-ATX.
Combines USB-A, high-speed USB-C and audio/microphone access.
Provides the stated hub for compatible addressable RGB fan control.
The source ends part-way through the pre-installed fan specification, so no unconfirmed fan size or type has been added.
| SKU / manufacturer part number | MB520-WGNN-S01 |
|---|---|
| Product model | Cooler Master MasterBox 520 RGB TG |
| Case type | Mid-tower case |
| Colour | White |
| Side panel | Tempered glass |
| Motherboard support | Up to E-ATX |
| Expansion slots | 7 |
| 3.5-inch drive bays | 2 |
| 2.5-inch drive bays | 3 |
| USB-A connection | 1 × USB-A 3.2 Gen 1 |
| USB-C connection | 1 × USB-C 3.2 Gen 2 |
| Audio connection | 1 × audio / microphone |
| Lighting hub | ARGB fan hub |
| Pre-installed fans | 3; size and full type are truncated in the supplied source |
| Coverage | Applicable Cooler Master manufacturer warranty |
|---|
| SKU | MB520-WGNN-S01 |
| Barcode # | 4719512127421 |
| Brand | COOLER MASTER |
| Shipping Weight | 7.4000kg |
DeviceDeal is an authorised Cooler Master reseller. This product is supplied under the applicable Cooler Master manufacturer warranty.
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