1. Introduction
This manual provides detailed instructions for the installation, operation, and maintenance of your NZXT H6 Flow RGB Mid-Tower Airflow Case. Please read this manual thoroughly before beginning installation to ensure proper setup and optimal performance.
2. Setup
2.1. Unboxing and Initial Inspection
Carefully remove the case from its packaging. Inspect the case for any signs of damage during transit. Ensure all accessories listed in the packing list are present.
2.2. Tool-Free Panel Removal
The NZXT H6 Flow RGB case features tool-free access to its top and side panels for quick upgrades and easy building.

Image: The NZXT H6 Flow RGB case with its side and top panels detached, illustrating the tool-free entry mechanism for convenient access to internal components.
2.3. Component Installation
2.3.1. Motherboard Installation
Install your ATX, Micro-ATX, or Mini-ITX motherboard onto the motherboard tray. Ensure proper alignment with the standoffs and secure it with screws.
2.3.2. Power Supply Unit (PSU) Installation
The case features a compact dual-chamber design, with the PSU mounting at the bottom. Install your power supply in the dedicated compartment to improve thermal performance and maintain a clean aesthetic.
2.3.3. Graphics Processing Unit (GPU) Installation
The case provides clearance for GPUs up to 365mm. Install your GPU into the appropriate PCIe slot on your motherboard. A vertical GPU mount is sold separately.

Image: An internal view of the NZXT H6 Flow RGB case, highlighting the ample space for a large graphics card and the mounting points for a 360mm radiator at the top.
2.3.4. Storage Drive Installation
Install your storage drives (HDDs/SSDs) into the designated trays or mounting points within the case.
2.4. Cable Management
Utilize the intuitive cable management system with wide channels and included straps to keep your build tidy and optimize airflow.

Image: The rear interior of the NZXT H6 Flow RGB case, illustrating the cable management system with wide channels and Velcro straps designed to simplify cable routing.
2.5. Fan and Radiator Installation
The case includes three pre-installed 120mm RGB fans positioned at an angle for optimal GPU cooling. The top supports up to a 360mm radiator.

Image: A close-up of the NZXT H6 Flow RGB case's front-angled panel, showcasing the three pre-installed 120mm RGB fans designed for efficient cooling and vibrant lighting.
Video: An official product video from NZXT highlighting the compact dual-chamber design and airflow features of the H6 Flow RGB case.
3. Operating Instructions
3.1. Power On/Off
Locate the power button on the front I/O panel. Press once to power on your system. To power off, use your operating system's shutdown function or press and hold the power button for several seconds.
3.2. RGB Lighting Control
The pre-installed RGB fans can be controlled via your motherboard's RGB software or a compatible RGB controller (if connected). Refer to your motherboard or controller manual for specific instructions.
3.3. Airflow Optimization
The top and side panels feature an airflow-optimized perforation pattern to enhance overall performance. Ensure these areas are not obstructed for maximum airflow.

Image: An illustration of the NZXT H6 Flow RGB case demonstrating the high-performance airflow achieved through its perforated top and side panels.
4. Maintenance
4.1. Cleaning Dust Filters
Regularly clean the dust filters to maintain optimal airflow and prevent dust buildup. The filters are easily accessible for removal and cleaning.
4.2. Panel Reinstallation
When reinstalling panels, ensure they are properly aligned and securely fastened to prevent rattling and maintain structural integrity.
5. Troubleshooting
5.1. Fans Not Spinning
- Check if the fan cables are securely connected to the motherboard or fan controller.
- Ensure the power supply is providing adequate power to the fans.
- Verify fan settings in your motherboard's BIOS/UEFI or fan control software.
5.2. No Power to System
- Confirm the power supply is switched on and properly connected to the wall outlet.
- Check all power connections from the PSU to the motherboard and components.
- Ensure the front panel power button cable is correctly connected to the motherboard.
5.3. Poor Airflow/High Temperatures
- Clean all dust filters and ensure no obstructions are blocking the perforated panels.
- Verify that all fans are spinning correctly and oriented for optimal airflow (intake/exhaust).
- Ensure proper cable management to prevent airflow restriction.
6. Specifications
| Feature | Detail |
|---|---|
| Model Name | H6 Flow RGB |
| Item Model Number | CC-H61FB-R1 |
| Brand | NZXT |
| Case Type | Mid Tower |
| Motherboard Compatibility | ATX, Micro-ATX, Mini-ITX |
| Color | Black |
| Material | Metal |
| Item Weight | 20.7 pounds |
| Product Dimensions (LxWxH) | 16.34 x 11.3 x 17.13 inches |
| Power Supply Mounting Type | Bottom Mount |
| Cooling Method | Air |
| Fan Size | 120 Millimeters (3 pre-installed RGB fans) |
| Number of USB 2.0 Ports | 2 |

Image: The NZXT H6 Flow RGB case with its key dimensions (length, width, height) clearly indicated for reference.
7. Warranty and Support
For warranty information and technical support, please visit the official NZXT website or contact their customer service. Keep your proof of purchase for warranty claims.
NZXT is committed to making PC gaming more achievable for everyone, offering streamlined high-performance products, built from quality materials, and tested for reliability. They provide comprehensive warranties and friendly, expert support.
Video: A user-submitted video showcasing the NZXT H6 Flow RGB case, highlighting its aesthetic appeal and ease of build.





