Cooler Master MasterBox 600 – Technical Specifications

Dimensions & Capacity

• External Dimensions (L × W × H): 474 × 230 × 481 mm (includes protrusions); 465 × 230 × 465 mm (excluding protrusions) KRG Kart+6Overclockers UK+6APH Networks+6

• Volume: ~49.7 L Reddit+6Zylax+6APH Networks+6

• Weight: ~7.9 kg (9.4 kg packaged) Reddit+15Overclockers UK+15Clove Technology+15

Build & Materials

• Exterior Materials: Steel and plastic

• Side Panel: Tempered glass

• Front Panel: FineMesh for maximum airflow Reddit+14Overclockers UK+14Zylax+14coolblue.nl+7Cooler Master Spare Parts Store+7Clove Technology+7

Motherboard Support

• Compatible with Mini‑ITX, Micro‑ATX, ATX, and E‑ATX (up to 30.5 × 27.7 cm / 12″ × 10.9″)—E‑ATX may affect cable management coolblue.nl+6Overclockers UK+6APH Networks+6

• Designed to support back‑connected motherboards, which frees ~33–35 mm of space behind the tray for improved cable routing Reddit+9Cooler Master+9Cooler Master Spare Parts Store+9

Drive Bays

• 3.5″ HDD bays: 2 (removable cage)

• 2.5″ SSD bays: 2 standard, up to 6 possible frames EliteHubs+3Zylax+3APH Networks+3Clove Technology+3EliteHubs+3Overclockers UK+3

Expansion Slots & Ports

• 7 expansion slots

• I/O Panel:

  • 2 × USB 3.2 Gen 1 (Type‑A)

  • 1 × USB 3.2 Gen 2×2 Type‑C

  • 1 × 3.5mm combo audio jack Reddit+10Overclockers UK+10APH Networks+10

Cooling & Fans

• Included:

  • 3 × 140 mm SickleFlow 140 ARGB PWM fans (650–1,800 RPM) in front

  • 1 × 120 mm CF120 ARGB fan (650–1,200 RPM) in rear

  • ARGB fan hub built in uk.shi.com+12Zylax+12APH Networks+12APH Networks+3uk.shi.com+3Reddit+3

• Fan support (maximum):

  • Front: 3 × 120/140 mm

  • Top: up to 3 × 120 mm or 2 × 140 mm

  • Rear: 1 × 120 mm KRG Kart+8Zylax+8Overclockers UK+8

• Radiator compatibility:

  • Front: up to 420 mm (limit ≈ 457 × 140 × 27 mm)

  • Top: up to 360 mm

  • Rear: 120 mm Overclockers UK+5Zylax+5APH Networks+5

Component Clearances

• CPU cooler height: up to 170 mm

• GPU length: up to 360 mm (410 mm if front radiator or HDD cage is removed)

• PSU depth: 170 mm (or up to 210 mm without HDD cage installed) Reddit+11Overclockers UK+11KRG Kart+11KRG Kart

Additional Features

• Dust filters on top and bottom panels

• Removable HDD cage for easier assembly

• Excellent cable management space (~33–35 mm behind motherboard tray)

• ARGB fan hub included

• Back-connected motherboard configuration for clean builds APH Networks+5Zylax+5Clove Technology+5Reddit+8Cooler Master+8Clove Technology+8

Quick Comparison Summary