NZXT H9 H3 Flow Midi Tower Black

SKU

CC-H31FB-01

In Stock

Mid-tower, Micro-ATX/Mini-ITX, 2.5" x 1+2, 3.5" x 1, 225 x 389 x 400 mm, Black

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Space-Saving Size: A space-efficient micro-ATX chassis that accommodates high-performance components without compromise.
High-Airflow Design: Ultra-fine steel mesh panels and a ventilated PSU shroud maximize airflow while effectively filtering out dust.
Extensive Cooling Support: Supports up to a 280 mm radiator in the front, a 240 mm radiator on top, and up to seven fans for powerful, customizable cooling performance.
Full-Size GPU Support: Fits graphics cards up to 377 mm (without front fans), 352 mm (with front fans), or 317 mm (with front radiator and fans installed).
Pre-Installed Rear Fan: Includes one F120Q (CV) fan at the rear to provide efficient exhaust airflow straight out of the box. CV = Case Version (3-pin DC)
Simplified Cable Management: Integrated cable channels and multiple tie-down points make it easy to route and organize cables for a clean, organized build.
Back-Connect Motherboard Compatible: Ready for rear-connector motherboards like ASUS BTF and MSI Project Zero, enabling a clean, cable-free aesthetic.
Tool-Free Access: Removable top, front, and side panels allow for easy upgrades and cleaning—no tools required.

Technical details
Number of 3.5" bays	1
Number of 2.5" bays	3
Supported motherboard form factors	micro ATX, Mini-ITX
Supported HDD sizes	2.5,3.5"
Side window	Yes
Product colour	Black
Number of expansion slots	4
Maximum CPU cooler height	17 cm
Maximum graphics card length	37.7 cm
Maximum PSU length	18.5 cm
Type	PC
Form factor	Midi Tower
Material
Material	Mesh, SGCC, Tempered glass
Ergonomics
Cable management	Yes
Design
Material	Mesh, SGCC, Tempered glass
Number of 3.5" bays	1
Number of 2.5" bays	3
Supported motherboard form factors	micro ATX, Mini-ITX
Side window	Yes
Cable management	Yes
Product colour	Black
Number of expansion slots	4
Maximum CPU cooler height	17 cm
Maximum graphics card length	37.7 cm
Maximum PSU length	18.5 cm
Type	PC
Form factor	Midi Tower
Tempered glass panel(s)	Yes

Power supply
Number of power supply units	1
Ports & interfaces
USB 3.2 Gen 2x2 Type-C ports quantity	1
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity	1
Combo headphone/mic port	Yes
Cooling
Front radiator sizes supported	280 mm
Top radiator sizes supported	240 mm
Number of front fans supported (max)	2
Front fans diameters supported	120,140 mm
Rear fans installed	1x 120 mm
Number of rear fans supported (max)	1
Rear fans diameters supported	120 mm
Number of top fans supported (max)	2
Top fans diameters supported	120,140 mm
Number of bottom fans supported (max)	2
Bottom fans diameters supported	120 mm
Storage
Supported HDD sizes	2.5,3.5"
Weight & dimensions
Width	225 mm
Depth	389 mm
Height	400 mm
Weight	4.8 kg

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SKU	CC-H31FB-01	FD-CA-NODE-304-BL	FD-CA-MESH-C-BKO-TG	FD-CA-MESH-C-BKO	3EJ57AA	MCS-S400-KN5N-S00
Manufacturer	NZXT	Fractal Design	Fractal Design	Fractal Design	HP	Cooler Master
Type	PC	PC	PC	PC	PC	PC
Form factor	Midi Tower	Cube	Midi Tower	Midi Tower	Desktop	Midi Tower
Product colour	Black	Black	Black	Black	Black	Black
USB 2.0 ports quantity	N/A	0	0	0	0	N/A
Number of 5.25" bays	N/A	N/A	N/A	N/A	N/A	1 to 2
Number of 3.5" bays	1 to 2	6 to 7	2 to 3	2 to 3	N/A	4 to 5
Power supply included	N/A	N	N	N	N	N
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity	1	N/A	2	2	0	2
USB 3.2 Gen 2 (3.1 Gen 2) Type-C ports quantity	N/A	0	0	0	0	N/A