–21%

be quiet! Dark Base 900

ATX, Mini ITX, E-ATX, XL-ATX
Price in EUR including VAT, free shipping
was EUR442,05
51Ratings
Delivered between 29.1.2025 and 14.2.2025

Colour

Product details

The be quiet! Dark Base 900 offers unbeatable flexibility and outstanding features for perfect cooling performance and quiet operation. It is the ideal case for all those who expect the highest standards
when it comes to modularity, compatibility and design of their high-end desktop PCs as well as overclocking and water cooling systems.

Key specifications

PC case design
Full tower
Number of 3.5" drive slots (internal)
7 x
"Number of 5.25"" drive slots"
2 x
Max. length graphics card
470 mm
Front connectors
Headphones, 
Microphone, 
USB 2.0, 
USB 3.0
PC case features
Openings for water cooling
Max. height CPU cooler
185 mm
Documents
Brochure.pdf
Item number
5802532

General information

Manufacturer
be quiet!
Category
PC case
Manufacturer no.
BG010
Release date
28.6.2016

Colour

Colour group
Black, 
Orange
Exact colour description
Black, 
Orange

Material

Material group
Metal, 
Plastic
Specific material description
ABS synthetics, 
Aluminium, 
Steel

PC case properties

PC case design
Full tower
Form factor
ATX, 
E-ATX, 
Mini ITX, 
XL-ATX
"Number of 5.25"" drive slots"
2 x
Number of 3.5" drive slots (external)
7 x
Number of 3.5" drive slots (internal)
7 x
"Number of 2.5"" drive slots"
14 x
Number of expansion card slots
8 x
Max. length graphics card
470 mm
Max. height CPU cooler
185 mm
Max length of power supply
184 mm
PC case features
Openings for water cooling

Connections

Front connectors
Headphones, 
Microphone, 
USB 2.0, 
USB 3.0

Cooling properties

Number of fans
3 x
Number of fan slots
12 x
Fan location
Aspect, 
Bottom side, 
Front side, 
Rear side, 
Top side
Connectable fans (control)
6
Number of radiator mounts
4
Radiator locations
Bottom side, 
Front side, 
Rear side, 
Top side
Cooling properties
Water cooling possible

Front side

Fans included
2x 140mm
Fan mount locations
2x 120mm, 
2x 140mm
Radiator mount locations
1x max. 420mm

Rear side

Fans included
1x 140mm
Fan mount locations
1x 120mm, 
1x 140mm
Radiator mount locations
1x max. 140mm

Side

Fans included
Optional fan
Fan mount locations
2x 120mm
Radiator mount locations
No mounting possible

Bottom side

Fans included
Optional fan
Fan mount locations
2x 120mm, 
2x 140mm
Radiator mount locations
1x max. 280mm

Top side

Fans included
Optional fan
Fan mount locations
3x 140mm, 
4x 120mm
Radiator mount locations
1x max. 420mm

Scope of delivery

Scope of delivery
Installation material

Product dimensions

Height
58.50 cm
Length
57.70 cm
Width
24.30 cm
Weight
14.20 kg

Package dimensions

Length
64.80 cm
Width
33 cm
Height
68 cm
Weight
17.70 kg

14-day cancellation right
30-day right of returnReturn policy
24 Months Statutory warrantyGuarantee provisions

Reviews & Ratings

Statutory warranty score

How often does a product of this brand in the «PC case» category have a defect within the first 24 months?

Source: Galaxus
  • 1.Silverstone
  • 3.ASUS
  • 3.be quiet!
  • 3.Fractal
  • 3.Lian-Li

Statutory warranty case duration

How many working days on average does it take to process a warranty claim from when it arrives at the service centre until it’s back with the customer?

Source: Galaxus
  • 1.be quiet!
  • 1.Fractal
  • 1.Phanteks
  • 1.Thermaltake
  • 5.Jonsbo

Return rate

How often is a product of this brand in the «PC case» category returned?

Source: Galaxus
  • 1.Akyga
  • 2.be quiet!
  • 2.NZXT
  • 4.Logic
  • 5.Montech
Source: Galaxus