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Dark Base Pro 900 rev.2 Dark Base Pro 900 rev.2

Rely on proven features of Dark Base Pro 900

  • Motherboard tray and HDD tray with enhanced options for individual requirements 
  • Three virtually inaudible be quiet! Silent Wings 3 PWM fans 
  • Full-circuit airflow system with noise-reducing vents 
  • Water cooling ready for radiators of up to 420mm
  • Fully windowed side panel made of tempered glass
  • Eye-catching, freely positionable LED illumination
  • Wireless charger for Qi enabled devices (e.g. smart phones)

Experience new highly requested features

  • PSU shroud for hiding the PSU and a neat interior
  • HDD slot covers with smart cable management options
  • Stepless dual-rail fan controller, switchable between Silence and Performance modes (up to 1.600 RPM)
  • USB 3.1 Type C Gen. 2 and USB quick charging option
  • RGB LED illumination can be synchronized with external controller
  • Side panel window with blackened borders to cover mounting brackets

 rev. 2

The Dark Base cases have numerous modular options to satisfy every desire and lots of features that support special configurations. Aluminum and steel offer the highest stability with a look of extreme elegance. Simply an engineering work of art!

be quiet! Dark Base Pro 900 rev. 2 offers unrivaled flexibility with impeccable cooling and silence features. It is the perfect case for all who expect the highest standards when it comes to modularity, compatibility and design for their high-end workstations and overclocked or water-cooled systems. 


Introducing the new features of the next generation of our high-end Dark Base series:

PSU Shroud

The PSU shroud covers up the power supply and hides cables for a neat interior.

PSU Shroud SSD

The PSU shroud also offers space to hide drives and includes an additional SSD and 120mm fan mount on top of the cover.

HDD SlotCover

HDD slot covers can be partly opened for perfect cable management and produce a cleaner look inside the case.

Tempered Glass

Top and bottom sections of the tempered glass panel are painted black to cover latches underneath. 


The included multicolored RGB LED strips are now working with 12V, are expandable and can be synchronized with other RGB controllers.

Fan Controller

The fan controller supports up to eight PWM fans and features a silence and a performance mode. The two rails allow to realize different fan speed zones controlled by the single stepless slider at the front. It can also work as a PWM hub.

Silent Wings

Maximum RPM of the pre-installed Silent Wings 3 140mm PWM fans is increased to 1,600 RPM, helping meet the demands of the performance mode.


USB 3.1 Gen. 2 Type C connector and a quick charging option for mobile devices are now provided.


You want to upgrade your existing Dark Base Pro 900?

Retail upgrade kits with the new PSU Shroud and HDD Slot Covers will be available for customers using the first Dark Base Pro 900 version. 
The Window Side Panel and additional HDD Cages will be offered separately as well.