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be quiet! · Mid-Tower · Tempered glass

be quiet! Dark Base Pro 901

Mini-ITX, Micro-ATX, Standard-ATX, E-ATX · White · USB-C

Quality
102
Quality / price
46
Max GPU
495 mm
Amazon
$200
be quiet! Dark Base Pro 901
View be quiet! Dark Base Pro 901 Gallery in high resolution
$200
Not currently available Updated Mar 1, 2026 Prime FBA
Overall quality102.0
Quality / price45.9
Cooling support20
$200 on Amazon Case table Compare this case

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Written analysis

be quiet! Dark Base Pro 901 at a glance

The be quiet! Dark Base Pro 901 is a Mid-Tower chassis with a tempered glass side panel profile. Supported boards: Mini-ITX, Micro-ATX, Standard-ATX, E-ATX. Primary materials are listed as steel, plastic, glass. RGB lighting is included.

Overall quality is 102.0, summing compatibility, cooling, storage, build quality, and connectivity. Max GPU length is 495 mm. Max CPU cooler height is 190 mm. Largest radiator support is listed at 420 mm.

Best fit: High-end long-GPU builds that need support for at least one 360 mm radiator; verify the listed radiator positions before planning a multi-radiator loop.

Cooling and front I/O

Front ports: USB 3.2 Gen. 2 Type C 1 USB 3.2 Type A 4 USB 2.0 - HD Audio I/O Mic + Audio Qi charger / Quick Charging Option (W) 15 . USB-C is present on the front I/O. Dust filters: yes.

Current value

At $200, quality / price is 45.9. Compare nearby cases of the same form factor below; clearance and panel type can outweigh a small quality gap.

Chassis data

Full specifications

Construction, clearances, cooling, storage, front I/O, and quality metrics in one technical sheet.

General

Manufacturer
be quiet!
Case
be quiet! Dark Base Pro 901
Form factor
Mid-Tower
Side panel
Tempered glass
Launch price
—
Amazon price
$200
Amazon availability
Not currently available
Price updated
Mar 1, 2026

Construction

Material
steel, plastic, glass
Color
White
Side panel detail
tempered glass
Dimensions
604 x 275 x 569
Weight
17.80 kg
PSU shroud
Yes
RGB lighting
Yes

Quality & value

Overall quality
102.0
Compatibility
20
Cooling support
20
Storage score
20
Build quality
22
Connectivity
20
Quality / price
45.9

Compatibility / clearances

Motherboard sizes
Mini-ITX, Micro-ATX, Standard-ATX, E-ATX
Max GPU length
495 mm
Max cooler height
190 mm
Max PSU length
325 mm
PSU form factor
ATX, SFX
PSU included
No

Cooling

Max radiator
420 mm
Fan support
Maximum fans 11 Top (mm) 3x 140 / 3x 120 Front (mm) 3x 140 / 3x 120 Side (mm) 3x 120 Rear (mm) 1x 140 / 1x 120 Bottom (mm) 1x 140 / 1x 120
Radiator support
Top (mm) 120 / 240 / 360 Front (mm) 120 / 140 / 240 / 280 / 360 / 420 Side (mm) 120 / 240 / 360 Rear (mm) 120 / 140 Bottom (mm) -
Pre-installed fans
Not specified
Dust filters
yes

Storage & I/O

Drive bays
5.25 bays (pcs.) 1 3.5 slots (scope of delivery) 2 3.5 slots (max.) 7 2.5 slots (scope of delivery) 6 2.5 slots (max.) 16
Expansion slots
8
Front ports
USB 3.2 Gen. 2 Type C 1 USB 3.2 Type A 4 USB 2.0 - HD Audio I/O Mic + Audio Qi charger / Quick Charging Option (W) 15
USB-C
Listed

Additional information

Also listed as
Dark Base Pro 901

Amazon

Price history

Nearby quality

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Vendor copy

Amazon listing details

Marketplace feature text kept for reference. Structured specifications above are the source for scores and comparisons.

Outstanding Versatility: The Dark Base Pro 901 White offers a versatile design with an interchangeable top cover and front panel, allowing you to choose between maximum airflow or virtually inaudible operation.

User-Friendly Design: The case features an intuitive touch-sensitive I/O panel and a spacious interior that makes it easy to install your components.

High Performance: The Dark Base Pro 901 White is equipped with three Silent Wings 4 140mm PWM White fans, providing excellent airflow and high performance for your system.

Silent Operation: With its integrated fan hub and Silent Wings 4 fans, the Dark Base Pro 901 White operates virtually inaudibly, making it ideal for quiet computing environments.

Expandability: The case offers ample space for your components, including graphics cards, water cooling systems, and storage drives, and supports E-ATX motherboards.

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