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Regnum 400 Air

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Your components have just found the home they truly deserve. Regnum 400 Air is a breathable PC case with a side plate window made of tempered glass and space for up to 8 fans (including 4 black Stratus PWM which we give you as a housewarming gift for a good start). Simply speaking, you'll pack everything you need to win and still have some space left just in case.

With us, everything simply has its place.

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Product code: EY2A008

Regnum 400 Air

The Regnum 400 Air is the home your components deserve – a proper mansion. It’s spacious, but without overwhelming your room (472×442×220 mm) and can easily house everything you need for work and more.

The interior of the case is airy and can be extremely windy thanks to the front panel and the possibility of installing up to 8 fans – 4 black Stratus 120 PWM fans are already included in the package. The Regnum 400 Air can also fit a large radiator (240/280 mm on the top, 360 mm on the front) for the truly arctic environment for your treasures components. The Regnum’s vast indoors allows you to install up to 4 disks – either 2× 2.5” and 2× 3.5”, or 4× 2.5”. It also accommodates a motherboard, a 296 mm long PSU, and a GPU up to 370 mm. With enough room left to swing a cat!

Maximum dimensions (CPU, GPU, PSU)
Fans compatibility
Radiators compatibility
Storage compatibility


(Click to zoom. Actual dimensions may vary.)

Technical data

  • Product codeEY2A008
  • EAN-135903018666273
  • Warranty [months]36
  • Product typePC case
  • Colorblack
  • Dimensions [mm]472×220×442
  • ARGB backlightno
  • Motherboard form factor
    • ATXyes
    • microATXyes
    • mini-ITXyes
  • Graphics card clearance (GPU) [mm]370
  • CPU cooler clearance [mm]162
  • Power supply clearance [mm]296
  • Expansions slots [pcs]7
  • Number of internal bays
    • 2,5"/3,5"2
    • 2,5"2
  • Fan capacity (maximum) [pcs]


  • Radiator capacity [mm]
    • Front1× 120, 240, 280, 360
    • Rear1× 120
    • Top1× 120, 240, 280
  • Side panelglass
  • Dust filters
    • Frontmagnetic
    • Topmagnetic
    • Bottommagnetic
  • Front I/O
    • USB-A2
    • Headphones1× minijack 3.5 mm
    • Microphone1× minijack 3.5 mm
    • Power button1
    • Reset button1

    Set includes



    Product datasheet

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