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Cooler Master MB400L Mini Tower Micro-ATX Steel Side Panel PC Case Without ODD Black

Sku: MCB-B400L-KNNN-S00

Availability: Out of Stock

Brand: Cooler Master

Category: ATX-mATX Cases

$70.40

The Cooler Master Mini Tower Case is a compact yet powerful chassis designed for micro ATX and Mini-ITX builds. Supporting up to three front fans and dual top fans, it provides excellent airflow with mesh panels and an included 120mm rear fan. The case accommodates radiators up to 280mm, CPU coolers up to 16.7cm, and GPUs as long as 34.4cm. With a sleek black steel and plastic build, anti-dust filters, front I/O with USB 3.2 Gen 1 ports, and room for both 2.5 and 3.5 drives, this case delivers style and functionality for modern PC builds.

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Description

Manufacture: Cooler Master | Model: MCB-B400L-KNNN-S00

 

The Cooler Master Mini Tower PC Case is a compact yet versatile chassis built for performance-focused micro ATX and Mini-ITX builds. It supports multiple cooling configurations with room for up to six fans and radiators of various sizes, including 280mm at the front. With thoughtful airflow features like mesh panels and an anti-dust filter, this case ensures efficient thermal management. Despite its smaller footprint, it offers ample internal space to accommodate high-end components including 34.4 cm GPUs and 16.7 cm CPU coolers. The case also features front I/O with dual USB 3.2 Gen 1 ports and audio jacks for modern connectivity. Designed with a durable steel and plastic frame, this mini tower is perfect for both gaming and productivity setups.

 

Key Features:

 

  • Supports micro ATX and Mini-ITX motherboards
  • Front radiator support up to 280mm and 3x 120/140mm fans
  • Rear and top fan support for enhanced airflow
  • Includes 1 x 120mm rear fan pre-installed
  • Max GPU length: 344mm; Max CPU cooler height: 167mm
  • 2x 2.5" and 2x 3.5" drive bays for storage flexibility
  • Steel, mesh, and plastic build with anti-dust filter
  • Front I/O: 2x USB 3.2 Gen 1 Type-A, audio in/out
  • PSU support: ATX, bottom-mounted (not included)

Front Fans Diameters Supported 120/140 mm
Front Radiator Sizes Supported 120/140/240/280 mm
Number of Front Fans Supported (Max) 3
Number of Rear Fans Supported (Max) 1
Rear Fans Diameters Supported 120 mm
Rear Fans Installed 1 x 120 mm
Rear Radiator Sizes Supported 120 mm
Number of Top Fans Supported (Max) 2
Top Fans Diameters Supported 120/140 mm
Top Radiator Sizes Supported 120/140 mm
Anti-dust Filter Yes
Form Factor Mini Tower
Material Mesh/Plastic/Steel
Side Window No
Product Colour Black
Type PC
Supported Motherboard Form Factors micro ATX / Mini-ITX
Maximum CPU Cooler Height 16.7 cm
Maximum Graphics Card Length 34.4 cm
Maximum PSU Length 32.5 cm
Number of 2.5" Bays 2
Number of 3.5" Bays 2
Supported HDD Sizes 2.5 / 3.5"
Number of Expansion Slots 4
Audio Input Yes
Audio Output Yes
USB 3.2 Gen 1 (Type-A) Ports 2
Power Supply Included No
Power Supply Location Bottom
Supported PSU Form Factors ATX
Product Depth 41.1 cm
Product Height 41 cm
Product Width 21 cm
Net Weight 5.47 kg
Package Dimensions (Gross Weight) 7.11 kg
Brand Name Cooler Master
Warranty 1 Year
HS Code 84733080

Overall Rating

(2)

4.5 out of 5

(150 reviews)

John Doe

"Excellent product! Exceeded my expectations."

John Doe

"Good quality, but delivery took longer than expected."

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