NZXT H9 Flow Dual-Chamber ATX Mid-Tower PC Case (White)

NZXT H9 Flow Dual-Chamber ATX Mid-Tower PC Case (White)

Case • NZXT • $ 109.99

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Unleash Your Build with the NZXT H9 Flow

The NZXT H9 Flow Dual-Chamber ATX Mid-Tower PC Case (White) is a masterpiece of airflow and design, engineered for enthusiasts who demand both aesthetics and performance. Its dual-chamber layout separates the power supply and drives from the main components, ensuring a clean, unobstructed view of your hardware through the ultra-clear tempered glass side and front panels. With a focus on high-airflow, this case is perfect for high-end builds featuring the latest GPUs and liquid cooling solutions.

Key Features

  • Panoramic Tempered Glass: Showcase your components with a seamless glass front and side panel, providing an immersive view of your RGB setup.
  • Dual-Chamber Design: The separate rear chamber hides cables, PSU, and drives, keeping your main chamber tidy and airflow-optimized.
  • Exceptional Airflow: Comes with 3x 140mm F140Q (CV) fans at the front-right and 1x 120mm F120Q (CV) at the rear, delivering excellent cooling out of the box.
  • Massive Radiator Support: Supports up to 420mm radiators on the top and front-right, and 360mm at the bottom, making it ideal for custom liquid cooling loops.
  • Versatile Motherboard Support: Accommodates E-ATX, ATX, Micro-ATX, and Mini-ITX motherboards, including rear-connect ATX boards for clean cable management.
  • Plenty of Storage: Includes 2x 3.5" HDD bays and 6x 2.5" SSD mounts, offering ample space for your storage needs.

Performance and Compatibility

Designed for high-performance builds, the H9 Flow supports graphics cards up to 459mm in length (with slimmer front fans) and CPU coolers up to 165mm tall. The PSU can be up to 200mm long, giving you flexibility for high-wattage power supplies. With 7 expansion slots, you can install multiple GPUs or other expansion cards. The case also supports vertical GPU mounting with a compatible bracket (sold separately), allowing you to showcase your graphics card.

Who Is It For?

This case is ideal for PC enthusiasts, gamers, and content creators who want a visually stunning build with top-tier airflow and cooling capabilities. Whether you're building a custom water-cooled rig or a high-airflow air-cooled system, the H9 Flow provides the space and flexibility to bring your vision to life.

Build Quality and Design

Constructed from SGCC steel and featuring an ultra-clear tempered glass panel, the H9 Flow is both durable and elegant. The white variant adds a clean, modern aesthetic that complements any RGB color scheme. The dual-chamber design not only improves airflow but also simplifies cable management, making your build look professional and polished.

In summary, the NZXT H9 Flow Dual-Chamber ATX Mid-Tower PC Case (White) is a top-tier choice for those who value both form and function. Its combination of panoramic glass, excellent airflow, and extensive compatibility makes it a standout in the mid-tower category.

Key Specifications

Motherboard Support: E-ATX, ATX, Micro-ATX, Mini-ITX; supports rear-connect motherboards (ATX only)
Type: Large Dual-Chamber Mid-Tower
Total USB / I/O Ports: 2X USB 3.2 Type-A, 1X USB 3.2 Gen2 X2 Type-C, 1X 3.5 mm headset jack
Weight: ≈ 12.46 kg
Radiator Compatibility: • Front-Right – up to 420 mm • Top – up to 420 mm • Bottom – up to 360 mm • Rear – up to 120 mm
Drive Bays: 2X 3.5″ HDD + (4 + 2) × 2.5″ SSD mounts
Expansion Slots: 7 standard; no included vertical slots (vertical GPU mount kit compatible with newer kits)
Expansion Card Length (GPU): Up to 459 mm (with slimmer front-right fans), ~410 mm with thick front/radiator setup
CPU Cooler Clearance: Up to 165 mm
PSU Support (Length): Up to ≈ 200 mm
Cooling Fan Support: • Front-Right – up to 3 × 120 mm or 3 × 140 mm (3 × F140Q (CV) included) • Top – up to 3X 120 mm or 3X 140 mm • Bottom – up to 3X 120 mm or 3X 140 mm • Rear – 1X 120 mm (1X F120Q (CV) included)
Included Fans: 3X F140Q (CV) front-right + 1X F120Q (CV) rear
Chassis Material & Panels: SGCC steel, ultra-clear tempered glass side panel (white variant)
Dimensions (H × W × D): 506 × 315 × 481 mm

Detailed Parameters

Supported Form Factors:
ATX, Micro-ATX, Mini-ITX, E-ATX
Supported PSU Form Factors:
ATX, EPS
Maximum GPU Length in mm:
459
Maximum Cooler Height in mm:
165
Maximum Radiator Length in mm:
420

Where to Buy

Pros

  • Excellent airflow with 4 included fans
  • Panoramic tempered glass for stunning showcase
  • Dual-chamber design simplifies cable management
  • Supports large radiators up to 420mm
  • Versatile motherboard support including E-ATX

Cons

  • No vertical GPU mount included
  • Heavy and bulky (12.46 kg)
  • White color may show dust more easily

Frequently Asked Questions

Does the NZXT H9 Flow support E-ATX motherboards?

Yes, the H9 Flow supports E-ATX, ATX, Micro-ATX, and Mini-ITX motherboards. It also supports rear-connect ATX motherboards for cleaner cable routing.

How many fans are included with the H9 Flow?

The case includes 3x 140mm F140Q (CV) fans at the front-right and 1x 120mm F120Q (CV) fan at the rear, providing excellent airflow out of the box.

Can I install a 420mm radiator in the NZXT H9 Flow?

Yes, the H9 Flow supports up to 420mm radiators on the top and front-right positions, and up to 360mm at the bottom, making it ideal for custom liquid cooling.

What is the maximum GPU length supported by the H9 Flow?

The maximum GPU length is 459mm when using slimmer front-right fans. With thicker fans or a radiator setup, the clearance reduces to approximately 410mm.

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NZXT H9 Flow Dual-Chamber ATX Mid-Tower PC Case (White)
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