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Cooler Master MasterFrame 400 | mATX Mesh Case (Black)

SKU: MF400M-KHNN-S00
SGD $199.00

The Cooler Master MasterFrame 400 Mesh Black packs premium cooling and modular versatility into a compact Micro-ATX chassis — ideal for powerful yet space-efficient builds. With extensive fan/radiator support and a sleek open-frame design, it balances airflow, build flexibility, and style.

Cooler Master MasterFrame 400 | mATX Mesh Case (Black)

SKU: MF400M-KHNN-S00
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  • Compact Micro-ATX / Mini-ITX Compatibility – Supports Micro-ATX and Mini-ITX boards for smaller-form builds without compromising component flexibility.
  • FreeForm 2.0 Open-Frame Structure – Exposed aluminum frame offers modular layout options and supports both vertical or horizontal orientation.
  • High GPU & Cooler Clearance – Accommodates GPUs up to 390 mm long and CPU air coolers up to 190 mm tall for high-performance hardware.
  • Extensive Cooling Support – Up to nine fans supported (including 200 mm) plus top-mount radiator clearance up to 360 mm for custom cooling loops or AIO setups.
  • Mesh-Optimized Airflow + Tempered Glass Side Panel – Full mesh front and open design improve intake airflow, with a clear side panel to showcase internal components.
  • Tool-free Panel Removal – Side panels remove quickly without tools, making installation and upgrades fast and convenient.
  • Modern Front I/O – Includes USB 3.2 Gen 2×2 Type-C, dual USB 3.2 Gen 1 Type-A, and a combo audio jack for versatile connectivity.
  • Pre-installed ARGB Fan + GPU Support Bracket – Comes ready with a SickleFlow 120 mm ARGB black fan and built-in GPU support to prevent sag and improve stability.
Specification Details
Model Name Cooler Master MasterFrame 400 Mesh Black
Model Number MF400M-KHNN-S00
Form Factor Micro-ATX / Mini-ITX Case
Material Steel, Mesh Front Panel, Plastic, Tempered Glass Side Panel
Motherboard Support Micro-ATX, Mini-ITX
Dimensions (L × W × H) 471 x 261 x 373.8 mm (Incl. Protrusions)
GPU Clearance Up to 390 mm
CPU Cooler Clearance Up to 190 mm
PSU Clearance Standard ATX PSU up to 160 mm (longer may depend on cable space)
Expansion Slots 4
Storage Support 1 × 2.5” SSD Bays
1 × 3.5” HDD Bay
Fan Support (Front) 2 x 120mm / 1 x 140mm*, 1 x 180mm*, 1 x 200mm* (*Conditional Support)
Fan Support (Top) 3 x 120mm / 2 x 140mm / 2 x 180mm*, 2 x 200mm* (*Fan thickness ≤ 25.5mm)
Fan Support (Rear) 1 × 120 mm (pre-installed SickleFlow ARGB)
Total Fan Capacity Up to 9 Fans
Radiator Support (Front) 240 mm / 280 mm / 360 mm
Radiator Support (Top) 240 mm / 280 mm / 360 mm
Radiator Support (Rear) 120 mm
Front I/O Ports 1 × USB 3.2 Gen 2×2 Type-C
2 × USB 3.2 Gen 1 Type-A
1 × 3.5mm Combo Audio Jack
Side Panel Tempered Glass Panel
Included Fans 1 × SickleFlow 120 mm ARGB (Black)
Additional Features - Built-in GPU Support Bracket
- Tool-free Panel Removal
- FreeForm 2.0 Open-Frame Structure
- Vertical or Horizontal Case Orientation
Power Supply Support ATX PSUs (bottom-mounted)
Warranty 2 year manufacturer warranty
Best Use Case High-airflow Micro-ATX gaming builds, AIO-heavy setups, showcase builds

2 Year Warranty

Ban Leong Technologies Limited
No. 150, Ubi Avenue 4, #04-01
Singapore 408825

Phone: +65 6512-9250
Email: support@banleong.com.sg
Opening times: 9:00am to 5:00pm (Monday - Friday) and 9:00am to 12:30pm (Saturday)

Warranty Claims are subject to Terms and Conditions*

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