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4,172 Ratings (95% Positive)
  • $199.90
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be quiet! DARK BASE 900 ATX Full Tower Computer Chassis - Black/Silver

In stock.
Ships from United States.
  • Versatile due to modular design
  • Three be quiet! SilentWings 3 PWM 140mm fans
  • Ready for water cooling radiators up to 420mm (top & front)
  • Up to 7 HDDs or 15 SSDs
  • Up to 11 cooling fans
Overview
Specs
Reviews

Outstanding Flexibility and Silence

The be quiet! Dark Base 900 PC case is the perfect choice for all of those who expect the highest standards when it comes to modularity, compatibility and design. be quiet! Dark Base 900 offers unrivaled flexibility with impeccable cooling and silence features. Simply an engineering work of art!

be quiet! Dark Base 900 PC case
HIGHLIGHTS
  • Fully versatile thanks to modular construction, offering an relocatable motherboard tray, repositionable HDD slots, support for even E-ATX and XL-ATX as well as the possibility of an inverse layout
  • Three pre-installed SilentWings® 3 140mm PWM fans featuring a smooth-running 6-pole motor, fluid-dynamic bearing and funnel-shaped air inlets
  • Manual stepless fan controller supports up to three PWM and three 3-pin fans
  • Effective full circuit airflow system with innovative noise-reducing vents all around the case
  • Completely sound insulated case with decoupled elements for motherboard tray, power supply and drives
  • Four areas for water cooling radiators up to 420mm on top, front, back and base of the case
  • 2-in-1 side panel vent can be closed for silent operation or opened for two additional fans
  • Product conception, design and quality control in Germany


be quiet! Dark Base 900 PC case
MB-tray

The motherboard tray can be repositioned vertically, to suit individual space requirements, or installed alongside the left panel with redefined airflow. It is removable for use as a bench table.

be quiet! Dark Base 900 PC case
SilentWings® 3

The three pre-installed virtually inaudible SilentWings® 3 PWM fans with unique fan blade design, rubberized fan frame and funnel-shaped air inlets provide excellent air circulation.

be quiet! Dark Base 900 PC case
Side panel

Adjustable side panel cover that you can close for absolute silence, partly open for more air intake, or completely open with the possibility to mount up to two optional fans.

be quiet! Dark Base 900 PC case
Front I/O port

Manual stepless fan controller supports up to three PWM and three 3-pin fans. 2x USB 3.0, 2x USB 2.0, HD audio jacks.

be quiet! Dark Base 900 PC case
HDD slots

Flexible installation options thanks to repositionable single HDD slots. Support for up to 7 HDDs, 15 SSDs and 2 optical drives.

be quiet! Dark Base 900 PC case
Full circuit airflow system

Innovative noisereducing vents all around the case result in an effective full circuit airflow.

Airflow
be quiet! Dark Base 900 PC casebe quiet! Dark Base 900 PC case


Gallery
be quiet! Dark Base 900 PC case be quiet! Dark Base 900 PC case
be quiet! Dark Base 900 PC casebe quiet! Dark Base 900 PC case
be quiet! Dark Base 900 PC case

Warranty & Returns

Warranty, Returns, And Additional Information

Warranty

  • Limited Warranty period (parts): 1 year
  • Limited Warranty period (labor): 1 year
  • Read full details

Return Policies

  • Return for refund within: 30 days
  • Return for replacement within: 90 days
  • This item is covered by be quiet! Return Policy
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