MasterBox MB511 ARGB

Fine Mesh Front Panel – Cooler Master’s Fine Mesh design on the front panel is proven to provide proficient airflow while filtering out dust.

Mesh Intakes – Large, mesh intakes span each side of the front panel to provide additional airflow to system.

ARGB Lighting System – Three pre-installed ARGB fans can be managed by either the motherboard or an included controller, connected by the included splitter, to create a comprehensive ARGB lighting system.

Certified compatible with: ASUS, Gigabyte, MSI and ASRock motherboards.


Tempered Glass Side Panel – Hardware, custom-loop cooling, and the pure pride of the builder is shown in panoramic view through an edge-to-edge tempered glass side panel.

Optimized Airflow – Airflow is optimized by a collaboration between the Fine Mesh front panel, additional mesh intakes, top panel ventilation, and rear exhaust.

Versatile Cooling Options – Support for up to seven 120mm fans and dual 360mm radiators on the top and front panel ensure that even the most extreme systems stay cool.

Room For Upgrades – Support for up to a 410mm graphics card, a 165mm CPU cooler, and up to a 180mm PSU in length provides room for upgrades to stay ahead of the game.

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Product Description
Product Name MasterBox MB511 ARGB
Product Number MCB-B511D-KGNN-RGA
Exterior Color Black
Materials Exterior Steel, Plastic
Left Side Panel Tempered Glass, Steel
Dimensions(L x W x H) incl. Protrusions 496 x 217 x 469 mm
Motherboard Support Mini-ITX, Micro-ATX, ATX, SSI CEB, E-ATX*(*up to 12” x 10.7” motherboards)
Expansion Slots 7
Drive Bays 5.25“ ODD N/A
3.5” / 2.5” Combo 2 (Max.2)
2.5” SSD 5 (Max.6)
I/O Panel USB Ports 2 x USB 3.2 Gen 1 (USB 3.0)
Audio In / Out 1 x 3.5mm Audio Jack1 x 3.5mm Mic Jack
Other 1 x ARGB Controller1 x ARGB 2-to-3 Splitter
Pre-installed Fan(s) Front 3 x 120mm ARGB Fans
Fan Support Top 3 x 120mm / 2 x 140mm
Front 3 x 120mm / 2 x 140mm(140mm can only mount behind the front plate)
Rear 1 x 120mm
Radiator Support Top 120 / 240 / 360mm(44mm max motherboard component height)
Front 120 / 140 / 240 / 280 / 360mm(75mm clearance)
Rear 120mm
Clearances CPU Cooler 165mm / 6.49"
Power Supply 180mm / 7.08"
Graphics Card 410mm / 16.10”
Cable Routing Behind MB Tray 19mm / 0,74”
Dust Filters Front, Top, Bottom
Power Supply Support Bottom Mount, ATX
Warranty 2 Years