be quiet! Dark Base 900: unrivaled flexibility with impeccable cooling and silence features. It was designed for high-end enthusiasts and individualists – all of those who expect the highest standards when it comes to modularity, compatibility and design for their high-end workstations as well as overclocked and silent water-cooled systems.

Dark Base 900 has numerous modularity options to satisfy every desire with lots of features to support special configurations. Aluminum surfaces and steel offer highest stability with a look of extreme elegance. Simply an engineering work of art!

• • 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
• • Effective full circuit airflow system with innovative noise-reducing vents all around the case
• • Completely sound insulated case with decoupled elements for motherboard, 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

• • Motherboard tray with enhanced possibilities to suit individual space requirements
• • Completely relocatable and usable as a test bench
• • Adjustable to three different heights
• • Installation alongside the left panel for an inverted layout
• • Repositionable HDD tray for individual space requirements inside the case
• • E-ATX and XL-ATX support permits installation of practically any motherboard
• • Installation options of up to 7 decoupled HDDs, 15 SSDs and 2 optical drives