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2025 Community Choice Awards WINNER - Fond du Lac

WINNER - Best Computer Repair Store

2025 Community Choice Awards - Milwaukee

2025 Community Choice Awards - Fond du Lac

 

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CM MasterBox MB311L ARGB - MATX, No PS, ARGB w/controller, CPU Clearance 166mm
Product Type:
Cases
Type Detail:
Micro ATX
Manufacturer:
Cooler Master
Manufacturer #:
MCB-B311L-KGNN-S02
Part Status:
Phase-Out
Milwaukee PC SKU:
57203
Price:
$94.99

Quick Tech Specs

Form Factor: Mini ITX
Type: Mini Tower
Brand: Cooler Master
P.Supply Location: Bottom
P.Supply Wattage: NONE
P.Supply Incl.: NONE
Expantion Slots: 4 Slots
External 5.25" Bays: NONE
External 3.5" Bays: NONE
External 2.5" Bays: NONE
Internal 3.5" Bays: NONE
Internal 2.5" Bays: 2 Bays
Internal 3.5"/2.5" Bays: 2 Bays
Front USB 2.0 Ports: NONE
Front USB 3.+ Ports: 1 Port
Material: Steel
Window: YES
180mm Fans: None
80mm Fans: NONE
90/92mm Fans: NONE
120mm Fans: 2 Fans
140mm Fans: NONE
200+mm Fans: NONE
Warranty: 2 Years


Cooler Master MasterBox

Highlights

  • SIZE: Mini Tower
  • MOTHERBOARD SUPPORT: Micro ATX, Mini ITX
  • EXPANSION SLOTS: 4
  • 2.5" / 3.5" DRIVE BAYS (COMBO): 2
  • 2.5" DRIVE BAYS: 2
  • I/O PANEL: 2x USB 3.2 Gen 1 (formerly USB 3.0), 1x 3.5mm Audio Jack, 1x 3.5mm Mic Jack, 1x ARGB 2-to-3 splitter, 1x ARGB Controller (only for the S02 versions)
  • PRE-INSTALLED FANS - FRONT: 2x 120mm ARGB Fan
  • FAN SUPPORT - TOP: 2x 120/140mm
  • FAN SUPPORT - FRONT: 3x 120mm, 2x 140mm
  • FAN SUPPORT - REAR: 1x 120mm
  • RADIATOR SUPPORT - TOP: 120mm, 240mm
  • RADIATOR SUPPORT - FRONT: 120mm, 140mm, 240mm, 280mm
  • RADIATOR SUPPORT - REAR: 120mm
  • CLEARANCE - CPU COOLER: 166mm/6.54"
  • CLEARANCE - PSU: 140mm (HDD cage in backmost position), 325mm (w/o front radiator & HDD cage)
  • CLEARANCE - GFX: 344mm
  • CABLE ROUTING: 18-22mm
  • DUST FILTERS: Top, Front, Bottom
  • POWER SUPPLY SUPPORT: Bottom mount, ATX
  • WARRANTY: 2 years