NZXT - H3 Flow Micro-ATX High-Airflow PC Case - Black
Customers are saying
Customers are delighted by the product's incredibly good airflow, solid build quality, and convenient size, particularly for mATX systems. They also appreciate its simple installation process, flexible cable management, and spacious interior, which accommodates large components like GPUs and AIO coolers. However, a common concern among users is the absence of front fans.
Color
BlackSpace-Saving Size
A space-efficient micro-ATX chassis accommodates standard high-performance components without compromise.
High-Airflow Design
Ultra-fine steel mesh on the panels and PSU shroud maximizes airflow while effectively filtering dust.
Extensive Cooling Support
Supports up to a 280 mm radiator at the front, a 240 mm radiator at the top, and up to seven fans for powerful cooling performance.
Full-Size Graphics Cards
Fits GPUs up to 377 mm (without front fans), 352 mm (with front fans), and 317 mm (with front radiator and fans installed).
Pre-Installed Rear Fan
Comes equipped with an F120Q (CV) fan at the rear for efficient exhaust airflow right out of the box.
Easy Cable Management
Integrated cable channels and tie-down points simplify cable routing for a clean and organized build.
Back-Connect Motherboard Ready
Fully compatible with rear-connect motherboards like ASUS BTF and MSI Project Zero, enabling a sleek, cable-free appearance.
Tool-Free Entry
Removable top, front, and side panels allow quick, easy access for upgrades and cleaning—no tools required.
- Motherboard Form FactormicroATX, Mini-ITXMaximum GPU Length377 millimetersProduct Height15.75 inchesProduct Width10.04 inchesProduct Depth15.32 inchesWindow Panel(s)Side
Reviews
Rating 4.8 out of 5 stars with 43 reviews
- Airflow (17)
- Size (12)
- Build Quality (10)
- Cable Management (8)
- Accessibility (3)
- Fan Placement (3)
Customer Images
The vast majority of our reviews come from verified purchases. Reviews from customers may include My Best Buy members, employees, and Tech Insider Network members (as tagged). Select reviewers may receive discounted products, promotional considerations or entries into drawings for honest, helpful reviews.
From the manufacturer
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| Pros for NZXT - H3 Flow Micro-ATX High-Airflow PC Case - Black | |||
|---|---|---|---|
| Airflow, Size, Build Quality, Cable Management, Accessibility | Airflow, Build Quality, Cable Management, Internal Space, Appearance | Build Quality, Airflow, Internal Space, Size, Ease of Assembly | There were no pros for this product— |
| Cons for NZXT - H3 Flow Micro-ATX High-Airflow PC Case - Black | |||
| Fan Placement | Fan Count, Dust Resistance | There were no cons for this product— | There were no cons for this product— |























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