NZXT  |  SKU: 511176

NZXT H9 Flow (2025) Dual Chamber Mid Tower Case - Black

59.0 KD

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The NZXT H9 Flow (2025) is a spacious dual‑chamber mid‑tower ATX case built for high‑performance builds that balance strong airflow with clean aesthetics.

Its perforated steel panels, angled front‑right intake, and generous fan/radiator support deliver excellent thermal performance, while wraparound tempered glass provides a panoramic view of your system.


Technical Specifications

Chassis & Dimensions
Model NZXT H9 Flow (2025) – Black
Form Factor Dual‑chamber mid‑tower ATX
Dimensions (H × W × D) 506 × 315 × 481 mm (19.9 × 12.4 × 18.9 in)
Volume 76.7 L
Weight ~12.46 kg (27.5 lb)
Materials SGCC steel, tinted tempered glass (black version)
Expansion Slots 7 horizontal
Cooling & Fans
Pre‑Installed Fans 3× F140Q (CV) front‑right intake, 1× F120Q (CV) rear exhaust
Total Fan Capacity Up to 10 fans: 9× 140 mm (top + front‑right + bottom) + 1× 120 mm (rear)
Radiator Support Front‑right: up to 420 mm • Top: up to 420 mm • Bottom: up to 360 mm • Rear: up to 120 mm
CPU Cooler Clearance Up to 165 mm
GPU Clearance Up to 459 mm (with <56 mm thick fans at front‑right); ~410 mm with 420 mm AIO + fans at front‑right
PSU Length Up to 200 mm
Motherboard, Storage, I/O & Compatibility
Motherboard Support E‑ATX (up to 277 mm), ATX, Micro‑ATX, Mini‑ITX
Back‑Connect Support Yes (ATX only; BTF/Project Zero style)
Drive Support Up to 6× 2.5″ or 4× 2.5″ + 2× 3.5″
Front I/O 2× USB 3.2 Type‑A, 1× USB 3.2 Gen 2×2 Type‑C, 1× 3.5 mm audio jack
System Compatibility Compatible with all standard ATX/E‑ATX/Micro‑ATX/Mini‑ITX builds; supports back‑connect (BTF/Project Zero) ATX boards for hidden cabling

Key Features

  • Dual‑chamber design separates main components from PSU and drives for better thermals and cable management.
  • Optimized airflow via perforated steel panels and an angled front‑right intake zone.
  • Pre‑installed cooling: three F140Q (CV) front‑right and one F120Q (CV) rear fan.
  • Ten‑fan capacity for extensive custom airflow configurations.
  • Panoramic wraparound tempered glass to showcase your build.
  • Large radiator support (up to 420 mm) on top and front‑right, plus up to 360 mm on the bottom.
  • Ample GPU and CPU cooler clearance for high‑end components.
  • Back‑connect (BTF/Project Zero) motherboard compatibility for ultra‑clean cable runs.


User Benefits

  • You get lower temperatures and cleaner builds thanks to the dual‑chamber layout and strong airflow path.
  • You can fit large GPUs and thick AIO radiators without tight clearance issues.
  • You enjoy a stunning, unobstructed view of your components with the wraparound glass.
  • You benefit from flexible cooling options with up to ten fan mounts and multi‑radiator support.
  • You achieve a minimal look with back‑connect motherboards and hidden cabling in the rear chamber.


What's in the Box

  • NZXT H9 Flow (2025) case (Black).
  • Pre‑installed fans: 3× F140Q (CV) front‑right, 1× F120Q (CV) rear.
  • Mounting hardware and cable ties.
  • Quick start guide.
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