Overview

  • Space-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.

Compare similar

Specifications

Capacity & configuration

Enclosure Type
Mini tower
Lighting Type
RGB

Dimensions & weight

Product Name
NZXT - H3 Flow Micro-ATX High-Airflow PC Case
Product Height
15.75 inches
Product Width
10.04 inches
Product Depth
15.32 inches
Product Weight
169.32 ounces
Maximum CPU Cooler Height
170 millimeters

Features

Color
Black, White
Brand
NZXT
Motherboard Form Factor
microATX
Maximum GPU Length
377 millimeters
Number of Expansion Slots
4
Number of USB Ports (Total)
2
USB Ports
1 x USB-C 3.2
Number of Thunderbolt Ports (Total)
0
Headphone Jack
No
Microphone Input
No
Number Of Internal 2.5" Bays
1
Number Of Internal 3.5" Bays
1
Window Panel(s)
Side
Customizable Case Lighting
Yes
Number of Fans Supported
7
Cooling System
Air
Number of Fans Included
1
Radiator Support
Yes
Liquid Cooling Ready
Yes
Case Material
Metal
Assembly Required
No
UPC
810074848046, 810074848039

Power & warranty

Model Number
CC-H31FB-01
Maximum Power Supply Length
185 millimeters
Warranty - Parts
2 years
Warranty - Labor
2 years

Warranty & protection

Included manufacturer warranty

See manufacturer documentation.

Register your product with the manufacturer within 30 days of delivery.

Warranty service

Manufacturer warranty claims are handled by the manufacturer. We are happy to help you find the right contact: (888) 419-6820.

Customer reviews

Write a review
KENNYBOct 19, 2026 · Verified purchase ★★★★★

Nice airflow case Macro atx case - Highly recommend. I used to rock the NZXT H210 but it was a budget build and the air flow was beyond bad. This one is very good on air flow. Nzxt easy build and cable management.

CARSONKOct 16, 2026 · Verified purchase ★★★★★

Nice case - This case is able to hold all the components for my pc

DejayOct 16, 2026 · Verified purchase ★★★★★

Great compact PC Case. - Compact, slick and great for my mATX build! fit all the parts even a bigger GPU. Great for anyone wanting a smaller form factor without compromise.

Rocklee973Oct 13, 2026 · Verified purchase ★★★★★

10/10 - Top tier space, PHENOMENAL air flow, This case is an all around WIN!!

Add your review

Your email address will not be published. Required fields are marked *

Questions & answers

Ask a question

Email [email protected] or call (888) 419-6820 during business hours.

Free U.S. shippingOn every order. Leaves our store in 1–2 business days, arrives in 3–5 business days.
Free returns for 30 daysNo restocking fee. We email you a prepaid return label.
We can install it tooOptional in-home delivery, installation and haul-away on large appliances.
Talk to our team(888) 419-6820 · Mon–Sat