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CoolerMaster MasterBox MB400L with NEX 500W 230V PSU mATX Case - OPENED BOX 74229

CoolerMaster MasterBox MB400L with NEX 500W 230V PSU mATX Case - OPENED BOX 74229
  • Cooler-Master-Cases-CoolerMaster-MasterBox-MB400L-with-NEX-500W-230V-PSU-mATX-Case-10
  • Cooler-Master-Cases-Cooler-Master-MasterBox-MB400L-No-ODD-with-NEX-500W-PSU-mATX-Case-7
  • Cooler-Master-Cases-Cooler-Master-MasterBox-MB400L-No-ODD-with-NEX-500W-PSU-mATX-Case-8
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  • Product Name:
    CoolerMaster MasterBox MB400L with NEX 500W 230V PSU mATX Case - OPENED BOX 74229
  • Model Number:
  • Brand:
  • Manufacturer Warranty:
    1 Year


Icon  Product condition:  OPENED BOX
This item is in excellent, new or like-new condition with no or minimal wear, Depending on the manufacturer or supplier, this item is either covered by original manufacturer’s warranty or three months standard warranty provided by MSY. This item may be missing the original packaging or protective wrapping, or may be in the original packaging but not sealed, but we guarantee the item is well-packed with sufficient protection during order collection or delivery. This item may be missing original or minor accessories but we will provide necessary components to make sure the major element(s) is/are fully functional.






Mesh, Plastic, Steel

Dimensions (L x W x H)

411 x 210 x 410mm (Steel Incl. Protrusions), 396 x 210 x 400mm (Excl. Protrusions)



Motherboard Support

Micro ATX, Mini ITX

Expansion Slots


5.25" Drive Bays


3.5" Drive Bays


2.5" Drive Bays


I/O Panel

2x USB 3.2 Gen 1 (USB 3.0), 1x 3.5mm Headset Jack (Audio+Mic)

Pre-installed Fans - Top


Pre-installed Fans - Front


Pre-installed Fans - Rear

1x 120mm (Black)

Fan Support - Top

2x 120mm, 2x 140mm

Fan Support - Front

3x 120mm, 2x 140mm, Mount behind the front plate

Fan Support - Rear

1x 120mm

Radiator Support - Top

120mm, 240mm

Radiator Support - Front

120mm, 140mm, 240mm, 280mm

Radiator Support - Rear


Clearance - CPU Cooler

Steel: 167mm

Clearance - PSU

140mm (HDD cage in backmost position), 325mm (w/o front radiator & HDD cage)

Clearance - GFX


Cable Routing


Dust Filters

Top, Front, Bottom

Power Supply Support

Bottom Mount, ATX


MasterBox Series


Mini Tower


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