be quiet! Dark Base 900 Full-Tower Case (Silver)

BH #BEBG012 • MFR #BG012
be quiet!
be quiet! Dark Base 900 Full-Tower Case (Silver)
Key Features
  • E-ATX, XL-ATX, ATX, Micro-ATX, Mini-ITX
  • Steel, Aluminum, & Plastic
  • 2 x 5.25" Drive Bays
  • 7 x 3.5" Drive Bays
The Dark Base 900 Full-Tower Case from be quiet! is a large case designed for enthusiasts looking to pack as much power as they can into a cool yet quiet chassis. It can fit up to an E-ATX motherboard, two 5.25" optical drives, seven 3.5" and fifteen 2.5" storage drives, and eight PCIe expansion cards. With that much room for hardware, the Dark Base 900 has plenty of fan mounting slots to help keep your system at manageable temperatures. Moreover, you can install all-in-one or custom liquid-cooling hardware for even lower temperatures. Once everything is in place, you'll have access to four USB ports and audio in/out jacks located at the front panel.
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$199.90

be quiet! Dark Base 900 Full-Tower Case (Silver)

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be quiet! Dark Base 900 Overview

  • 1Description
  • 2Relocatable Motherboard Tray
  • 3Silent Wings 3
  • 4Modular HDD Slots
  • 5Full Circuit Airflow System
  • 6Adjustable Side Panel

The Dark Base 900 Full-Tower Case from be quiet! is a large case designed for enthusiasts looking to pack as much power as they can into a cool yet quiet chassis. It can fit up to an E-ATX motherboard, two 5.25" optical drives, seven 3.5" and fifteen 2.5" storage drives, and eight PCIe expansion cards. With that much room for hardware, the Dark Base 900 has plenty of fan mounting slots to help keep your system at manageable temperatures. Moreover, you can install all-in-one or custom liquid-cooling hardware for even lower temperatures. Once everything is in place, you'll have access to four USB ports and audio in/out jacks located at the front panel.

Relocatable Motherboard Tray

The motherboard case within this case can be adjusted to three different heights or installed along the left panel in an inverted airflow. It's compatible with E-ATX and XL-ATX motherboards for enthusiast builds.

Silent Wings 3

Three pre-installed 140mm Silent Wings 3 fans help keep your system operating smoothly. They are built with a smooth-running 6-pole motor, durable fluid-dynamic bearings, and an airflow-optimized fan blade design. Furthermore, the frame has funnel-shaped air inlets to help increase air pressure.

Modular HDD Slots

Install as many drives in whatever configuration you need. This case supports up to seven HDDs, 15 SSDs, and 2 optical drives.

Full Circuit Airflow System

To keep things cool, the Dark Base 900 supports up to nine additional fans and up to four radiators for custom liquid-cooling setups.

Adjustable Side Panel

The side panel is fully adjustable, allowing you to close it for silence, partially open it for more air intake, or completely removed to mount up to two additional 120mm fans.

be quiet! Dark Base 900 Specs

Compatibility
Motherboard SupportATX, E-ATX, Micro-ATX, Mini-ITX, XL-ATX
External Drive Bays2 x 5.25"
Internal Drive Bays7 x 3.5"

15 x 2.5"
Expansion Slots8 x Full Height
Maximum GPU Length18.58" / 472 mm
CPU Cooler Height7.28" / 185 mm
Supported PSU SizeATX
Maximum PSU Length11.18" / 284 mm
Cooling
Fan Mounting (Front)3 x 140 mm
Fan Mounting (Rear)1 x 140 mm
Fan Mounting (Side)2 x 120 mm
Fan Mounting (Top)3 x 140 mm
Or
4 x 120 mm
Or
1 x 180 mm
Fan Mounting (Bottom)2 x 120 mm
Or
2 x 140 mm
Fans Included (Front)2 x 140 mm (1000 Variable rpm)
Fans Included (Rear)1 x 140 mm (1000 Variable rpm)
Maximum Radiator Size (Front)420 mm
Maximum Radiator Size (Rear)140 mm
Maximum Radiator Size (Top)420 mm
Maximum Radiator Size (Bottom)280 mm
Fan Mounting (Internal)None
Noise Level15.5 dBA
Fan Controller IncludedNo
Filter LocationsBottom, Front, Side
I/O
Connections2 x USB Type-A (USB 3.1 / USB 3.2 Gen 1)
2 x USB Type-A (USB 2.0)
Audio Connections1 x 3.5 mm Input
1 x 3.5 mm Output
Display ConnectionsNone
Physical
Windowed PanelNo
MaterialAluminum, Steel, Plastic
Built-In LightingNo
Dimensions (W x H x D)9.57 x 23.03 x 22.72" / 243 x 585 x 577 mm
Weight31.31 lb / 14.2 kg
Packaging Info
Package Weight38.65 lb
Box Dimensions (LxWxH)26.8 x 26 x 13"
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