NZXT H3 Flow

mATX, Mini-ITX
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Product details

The NZXT H3 Flow (2025) All Black Midi Tower ATX Gaming Case combines functionality and modern design in a compact format. With a sleek black finish and a tempered glass side panel, this case not only offers an appealing look but also provides an excellent view of the internal hardware. It is specifically designed for mATX motherboards and allows for efficient airflow through the pre-installed fan and integrated dust filters. The thoughtful cable management ensures a tidy interior and makes system building and maintenance easier. With various expansion options, the case is ideal for gamers and PC enthusiasts who value performance and aesthetics.

  • Integrated dust filters for a clean interior environment
  • Efficient cable management for neat wiring
  • Pre-installed fan for improved cooling
  • Expansion options for additional storage capabilities
  • Tempered glass side panel for an attractive presentation of the hardware.

Key specifications

PC case design
Midi Tower
Number of 3.5" drive slots (internal)
1x
Max. length graphics card
377 mm
Max. height CPU cooler
170 mm
Max length of power supply
185 mm
PC case features
Side windows
Front connections
USB-C

General information

Item number
58792958
Manufacturer
NZXT
Category
PC case
Manufacturer no.
CC-H31FB-01
Release date
19.5.2025
External links
Manufacturer's site (de)

Colour

Colour
Black
Exact colour description
Black, Black

Material

Material group
Glass, Metal
Material
Hardened glass, SGCC

PC case properties

PC case design
Midi Tower
Form factor
Micro ATX (mATX), Mini-ITX
Number of 3.5" drive slots (internal)
1x
"Number of 2.5"" drive slots"
3x
Number of expansion card slots
4x
Max. length graphics card
377 mm
Max. height CPU cooler
170 mm
Max length of power supply
185 mm
PC case features
Side windows

Connections

Front connections
USB-C

Cooling properties

Number of fans
1x
Number of fan slots
7x
Fan location
Bottom side, Front side, Rear side, Top side
Radiator locations
Front side, Top side
Cooling properties
Water cooling possible

Front side

Fan mount locations
2x 120mm, 2x 140mm
Radiator mount locations
1x max. 280mm

Rear side

Fans included
1x 120mm
Fan mount locations
1x 120mm

Bottom side

Fan mount locations
2x 120mm

Top side

Fan mount locations
2x 120mm, 2x 140mm
Radiator mount locations
1x max. 240mm

Origin

Country of origin
Germany

Voluntary climate contribution

CO₂ emissions
42.06 kg
Climate contribution
CHF 0.99

Product dimensions

Height
40 cm
Length
38.90 cm
Width
22.50 cm
Weight
4.80 kg

Package dimensions

Length
49.50 cm
Width
47.50 cm
Height
30 cm
Weight
6.34 kg

30-day right of return
24 Months Warranty (Bring-in)
10 additional offers

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Reviews & Ratings

Warranty score

How often does a product of this brand in the «PC case» category have a defect within the first 24 months?

Source: Digitec Galaxus
  • 1.Silverstone
    0.1 %
  • 2.NZXT
    0.2 %
  • 3.Corsair
    0.3 %
  • 3.Deepcool
    0.3 %
  • 3.Fractal
    0.3 %

Warranty case duration

How many working days on average does it take to process a warranty claim from when it arrives at the service centre until it’s back with the customer?

Source: Digitec Galaxus
  • 1.Darkflash Tech
    0 days
  • 1.Montech
    0 days
  • 1.NZXT
    0 days
  • 7.be quiet!
    1 day
  • 7.Cooler Master
    1 day

Return rate

How often is a product of this brand in the «PC case» category returned?

Source: Digitec Galaxus
  • 2.LC-Power
    2.5 %
  • 3.be quiet!
    2.7 %
  • 4.NZXT
    2.9 %
  • 4.Sharkoon
    2.9 %
  • 6.Chieftec
    3 %
Source: Digitec Galaxus