be quiet! Dark Base 900 E-ATX Gaming Case – BG010


Be Quiet! Dark Base 900 Gaming Case, E-ATX, No PSU, Tool-less, 3 x Silent Wings 3 Fans, Modular Construction, Orange Trim

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SKU: BG010 Category: Tag:


Be Quiet! Dark Base 900 Gaming Case, E-ATX, No PSU, Tool-less, 3 x Silent Wings 3 Fans, Modular Construction, Orange Trim

Outstanding Flexibility and Silence 

    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


    • High-end workstations and desktop PCs

    • High-resolution gaming and multimedia systems

    • Extremely overclocked systems

    • Super silent water-cooled PCs

Unrivaled Flexibility 

    • 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

Impeccable Cooling and Silence

    • Three virtually inaudible SilentWings® 3 140mm PWM fans offer unrivaled and uncompromising performance with a broad range of amazing features:

       – 6-pole fan motor for very low power consumption and less vibration

       – Fluid-dynamic bearing with copper core enables a super long life span

       – Unique airflow-optimized fan blade design

       – Fan frame with funnel-shaped air inlets produces high air pressure

       – High quality IC motor controller reduces electrical noise

    • Intelligent full circuit airflow system with noise-dampened vents all around the case

    • Manual stepless fan controller supports up to three PWM and three 3-pin fans

    • Installation of up to six additional 140mm fans or up to nine additional 120mm fans possible

    • Ready for water cooling radiators up to 420mm with four mounting slots:

       – Front: 420mm – Top: 420mm – Back: 140mm – Base: 280mm

    • Built-in insulation in front, top cover and side panels

    • Decoupled motherboard tray, power supply tray and drive slots for reduced vibration and noise

    • 2-in-1 side panel vent can be closed for silent operation or opened with the possibility to mount two additional 120mm fans

Advanced Assembly and Handling

    • Generous space thanks to repositionable single HDD slots

    • Impressive features permit individual configurations and setups

    • Customizable cable management thanks to carefully placed pass-throughs

    • Two cleanable dust filters that can be conveniently removed from the front

High-quality Materials and Elegant Design

    • Premium aluminum surfaces

    • Steel parts from 0.8mm to 1.0mm for highest stability

    • Compatibility with all be quiet! products and all available graphics cards

Outstanding Service and Support

    • 3-year manufacturer’s warranty


Form Factor: E-ATX

Small Form Factor: No

Power Supply Wattage: No PSU

Motherboard Support: “XL-ATX, E-ATX, ATX, Micro ATX”

Connectors / Controls: 2 x USB 3.0

2 x USB 2.0

HD Audio (mic & headphone jacks)

5.25 Bay: Yes (5.25 Bay)

Drive Bays: 2 x 5.25″” (removable)

7 x 3.5″” (individually removable)

1 x 2.5″” on motherboard tray

14 x 2.5″” inside HDD slots (removable)

Expansion Slots: 8 x Expansion Slots

Cooling System: “Included

2 x front 140mm Pure Wing 2 Fans

1 x rear 140mm Pure Wing 2 Fan


3 x top 140 / 4x 120 / 1x 180mm

1 x front 140, 120mm (w/o ODD cage)

2 x bottom 140, 120mm

2 x side panel 120mm”

“Liquid cooling:

Top: 120, 140, 180*, 240, 280, 360, 420

Front: 120, 140, 240, 280, 360, 420

Rear: 120, 140

Bottom: 120, 140, 280″

Colour: Black and Orange

Material: “0.8 – 1mm steel

ABS plastic, 0.8mm


Compatability: VGA card:


w/o HDD slots: 470 mm

Max CPU cooler length: up to 185 mm


without bottom fan: 150 – 184 mm

Weight/Dimensions: 14.2 kg

(L x W x H) 577 x 243 x 585 mm

Additional Features: See Overview

Package Weight: 17.4500 kg

Warranty: 3 Years

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