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NZXT H400i CAM-powered Premium micro-ATX Case - Black



Water-cooling installation simplified for both AIO and custom loop

The H400i showcases NZXT’s vision for modern PC building. This premium micro-ATX case features a unique CAM-powered Smart Device that digitally drives RGB lighting and fan performance. You can effortlessly control RGB lighting and fans, while Adaptive Noise Reduction optimizes your build’s acoustics through machine learning and ideal fan settings. Includes three integrated Aer F fans and two RGB LED to enhance the aesthetics of your build as seen through the H400i’s stunning tempered glass panel.


  • CAM Powered Smart Device to simplify installation and manage use of RGB lighting and fans
  • Premium, all-steel construction with the sleek H-series design; available in four color combinations
  • Tempered glass panel showcases custom RGB lighting 
  • System installation and expansion made easy with all-new cable management system
  • Water-cooling installation simplified for both AIO and custom loop
  • Adaptive Noise Reduction optimizes cooling and noise balance for best gaming comfort



Model Number


Fan Support

Front: 2 x 120/2 x 140mm (2 Aer F120 Case Version included) Top: 2 x 120/2 x 140mm Rear: 1 x 120mm (1 Aer F120 Case Version included)

Radiator Support

Front: 2 x 140 or 2 x 120mm with Push/Pull Rear: 1 x 120


Cable Management: 18-22mm GPU Clearance: Up to 411mm CPU Cooler: Up to 164mm Front Radiator: 60mm


SECC Steel and Tempered Glass

Drive Bays

2.5”: 3+1 3.5”: 1

Motherboard Support

mini-ITX and microATX


W: 210mm H: 393mm D: 421mm (without feet) W: 210mm H: 417mm D: 421mm (with feet)

Smart Device

3 x Fan channels with Max 10W per channel output* 1 x RGB LED port support up to 4 x HUE+ LED strips or 5 x Aer RGB fans Built-in noise detection module *Note: If a splitter is used, fan control is regulated depending on the fan connected to the 4-pin port. Do not use low-noise adapters.


Front, Top, and PSU Intake

I/O Panel

2 x USB 3.1 Gen 1 1 x Audio/Mic

Expansion Slots



2 Years


Price, feature and specifications are subject to change without notice

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