NZXT H3 Flow – Micro-ATX PC Case – Optimized Airflow – Includes 1 x 120mm Rear Fan – Supports Full-Sized GPUs – Fits 280mm Front, 240mm Top Radiator – Back-Connect Motherboard – Black
SPACE-SAVING SIZE — A space-efficient micro-ATX chassis that accommodates 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 a 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.
Product Specifications
Product Information
The H3 Flow (CC-H31FB-01) is a space-efficient micro-ATX PC case delivering exceptional airflow and versatile component compatibility. Designed for optimal cooling, the mesh panels and ventilated PSU shroud keep high-performance components running smoothly.
From the manufacturer
SIZED DOWN. POWERED UP.
The H3 Flow delivers high-performance airflow in a space-efficient micro-ATX footprint. With fine mesh panels, a ventilated PSU shroud, and support for large components, it keeps powerful parts cool without taking over your desk.
SPACE-SAVING DESIGN
The micro-ATX form factor fits into smaller spaces, maximizing desk space without compromising on performance.
OPTIMIZED AIRFLOW
Ultra-fine mesh on the front, top, and sides enhances cooling while filtering dust. The ventilated PSU shroud optimizes intake from bottom-mounted fans.
FULL-SIZE GPU SUPPORT
Max length of 377 mm (no front fans), 352 mm (with fans), 317 mm (with fans & radiator).
RADIATOR READY
Supports a 280 mm front radiator and a 240 mm top radiator for versatile cooling setups.
7-FAN CAPACITY
Supports up to 140 mm fans (two front, two top) and 120 mm fans (two bottom, one rear).
BACK-CONNECT READY
Compatible with ASUS BTF and MSI Project Zero motherboards for a clean, cable-free build.
TOOL-FREE ACCESS
Easily remove panels for building, upgrading, or cleaning.
EASY CABLE MANAGEMENT
Integrated cable channels and tie-down points make routing clean and simple.