– Colour: Black
– Material: Steel, Plastic
– Tempered Glass Side Panels
– Mini-Tower Form Factor
– Supports Micro-ATX, Mini ITX Motherboards
– 2x USB 3.2 Type-A Gen 1, 1x 3.5mm Headset Jack
– PSU Clearance: Up to 325mm
– CPU Cooler Clearance: Up to 166mm
– Maximum GPU Length: Up to 344mm
1x 120mm Fans Included
2 Year Warranty

In stock


Brand Cooler Master
Series MasterBox
Model MCB-B400L-KG5N-S00
Case Specifications
Colour Black
Form Factor Mini-Tower
Materials Steel, Plastic
Side Panels Tempered Glass
Dimension Including Protrusions: 411 x 218 x 410 mm
Excluding Protrusions: 396 x 210 x 400 mm
Weight 5.47 kg
Motherboard Support Micro-ATX, Mini-ITX
I/O Panel 2x USB 3.2 Gen 1 (Formerly USB 3.0)
1x 3.5mm Headset Jack (Audio Mic)
PCI Slots & Drive Bays
PCI Slots 4
Internal Drive Bays 5.25″: 1
3.5″: 2
2.5″: 2
Fans Included
Total Fans Rear: 1x 120 mm
Fan Support
Front 2x 120/140 mm
Top 1x 120 mm, 1x 140 mm
Rear 1x 120 mm
Dust Filters Top, Bottom, Front
Radiator Support
Front 120 mm, 140 mm, 240 mm, 280 mm
(Remove & Reinstall ODD Bracket to Mount 280mm Radiator, May Interfere with HDD Mounted Below ODD Bracket)
Top 120 mm
Rear 120 mm
GPU Clearance Up to 344 mm
CPU Clearance TG: Up to 166 mm
PSU Clearance Up to 140 mm (HDD Cage in Backmost Position)
Up to 325 mm (w/o Front Radiator & HDD Cage)
PSU Support Bottom Mount, ATX
Cable Routing 18 – 22 mm
Warranty Information
Warranty 2 Year Warranty


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