Compact Micro ATX case with optimized airflow, supports full-size GPUs, includes 1 × 120mm rear fan, and fits 280mm front / 240mm top radiators.

NZXT H3 Flow – Micro ATX PC Case – Black

The NZXT H3 Flow is a compact Micro ATX PC case designed for high-performance builds in a sleek, black chassis. Optimized for airflow, it keeps your components cool while maintaining a minimalist, clean look.

Key Features:

  • Optimized Airflow Design: Ultra-fine steel mesh panels on the front, top, and side ensure maximum cooling for your CPU and GPU.

  • Full-Size GPU Support: Accommodates graphics cards up to 377mm, perfect for high-end gaming builds.

  • Pre-installed Rear Fan: Comes with 1 × 120mm F120Q exhaust fan for immediate airflow out of the box.

  • Radiator Compatibility: Supports up to 280mm front radiators and 240mm top radiators for custom or AIO liquid cooling setups.

  • Compact Micro ATX Form Factor: Ideal for Micro ATX and Mini ITX motherboards while saving space on your desk.

  • Tool-less Panels & Cable Management: Removable side panels and routed channels allow for a clean, organized build.

  • Front I/O Ports: Includes USB 3.2 Type-A and optional Type-C for fast connectivity.

  • Storage Support: Flexible mounting options for multiple 2.5" SSDs and 3.5" HDDs.

Perfect for gamers, creators, or anyone seeking a compact, high-performance PC build with excellent airflow and support for full-sized components.


Recently viewed products