NZXT - H3 Flow Micro-ATX High-Airflow PC Case - Black
Customers are saying
Customers are satisfied with the excellent airflow and solid build quality of this mATX case. Users frequently praise the well-designed internal space and the flexibility it offers for cable management and component compatibility. While the lack of pre-installed front fans is a minor drawback, the overall ease of access and aesthetic appeal make it a highly regarded choice for builders.
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 52 reviews
- Airflow (18)
- Build Quality (12)
- Size (12)
- Cable Management (7)
- Ease of Access (5)
- 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.
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| Pros for NZXT - H3 Flow Micro-ATX High-Airflow PC Case - Black | |||
|---|---|---|---|
| Airflow, Build Quality, Size, Cable Management, Ease of Access | Size, Airflow, Cable Management, Appearance, Ease of Use | Airflow, Case Design, Appearance, Build Quality, Ease of Installation | Airflow, Cable Management, Case Design, Appearance, Internal Space |
| Cons for NZXT - H3 Flow Micro-ATX High-Airflow PC Case - Black | |||
| Fan Placement | There were no cons for this product— | There were no cons for this product— | Weight |













































































