NZXT Chassis H3 Flow (2025) M-ATX Mid-tower Case without PSU

- Delivery & Return
? Shipping and Risk:
- Order Will Be Shipped Within 24-48 Working Hours After the Order is Processed.
- Shipping Partners : Delhivery, XpressBees, Gati, BlueDart, Ecom Express (Depending on Availability at Your Pincode), Computech DOES NOT Have any Control over Operations of Shipping Partners.
- Delivery dates are estimates Provided By Shipping Partners. Shipping Partners are solely responsible for any kind of Delays.
- Loss or damage occured during shipping is Computech Responsibility.
- You Must Leave a Remark During Delivery to Delivery Guy About Damaged Box or Package, and Make an Un-cut Unboxing Video of the Package.
- You must notify Computech of damaged or missing items from your order within 24-hours of receiving your package
♻️ Replacement and Refund Policy:
- We accept replacement if product is defective or wrong product shipped no return or refund will be entertained.
- For gaming chairs only part replacement is applicable if the product delivered is defective or damaged, no refunds will be there for orders of gaming chairs.
- If the seal of the product is opened and the product is not faulty then return/refund will not be applicable.
- Packaging material should be kept by the buyer until the replacement window is opened as this will help them to pack the product to its original form to avoid any damage during the transit.
- Product should be packed in a proper way as it was received by the buyer, do not apply tapes or glues directly on the product or on the product box, this may lead to cancellation of your replacement request.
- All the accessories which were delivered along with the product should be returned in the same way and along with the product.
- If the payment was made through our payment gateway, then it will be refunded in same account by which the payment was done, in case of BANK TRANSFER and COD orders refunds will be done only in buyers bank account. Refunds usually takes 7-10 working days to reflect in your account.
₹19,900.00 Original price was: ₹19,900.00.₹4,975.00Current price is: ₹4,975.00.
NZXT H3 Flow Micro-ATX Mid Tower PC Case Optimized Airflow Includes 1 x 120mm Rear Fan Supports Full-Sized GPUs Fits 280mm Front, 240mm Top Radiator Back-Connect Motherboard Black
Feature
The Nzxt H3 Flow micro-ATX case combines a space-efficient design with high-performance capability. Designed to support full-sized components, it features ultra-fine mesh panels and a ventilated PSU shroud to maintain consistent, optimized airflow throughout your build.

- Space-Saving Size: A space-efficient micro-ATX chassis that accommodates high-performance components without compromise.
- High-Airflow Design: Ultra-fine steel mesh panels and a ventilated PSU shroud maximize airflow while effectively filtering out dust.
- Extensive Cooling Support: Supports up to a 280 mm radiator in the front, a 240 mm radiator on top, and up to seven fans for powerful, customizable cooling performance.
- Full-Size GPU Support: Fits graphics cards up to 377 mm (without front fans), 352 mm (with front fans), or 317 mm (with front radiator and fans installed).
- Pre-Installed Rear Fan: Includes one F120Q (CV) fan at the rear to provide efficient exhaust airflow straight out of the box. CV = Case Version (3-pin DC)
- Simplified Cable Management: Integrated cable channels and multiple tie-down points make it easy to route and organize cables for a clean, organized build.
- Back-Connect Motherboard Compatible: Ready for rear-connector motherboards like ASUS BTF and MSI Project Zero, enabling a clean, cable-free aesthetic.
- Tool-Free Access: Removable top, front, and side panels allow for easy upgrades and cleaning—no tools required.

SIZED DOWN. POWERED UP.
The H3 Flow delivers high-performance airflow in a space-efficient micro-ATX footprint. With fine mesh panels, a ventilated PSU shroud, and support for large components, it keeps powerful parts cool without taking over your desk.

SPACE-SAVING DESIGN
The micro-ATX form factor fits into smaller spaces, maximizing desk space without compromising on performance.

OPTIMIZED AIRFLOW
Ultra-fine mesh on the front, top, and sides enhances cooling while filtering dust. The ventilated PSU shroud optimizes intake from bottom-mounted fans.

FULL-SIZE GPU SUPPORT
Max length of 377 mm (no front fans), 352 mm (with fans), 317 mm (with fans & radiator).

RADIATOR READY
Supports a 280 mm front radiator and a 240 mm top radiator for versatile cooling setups.

7-FAN CAPACITY
Supports up to 140 mm fans (two front, two top) and 120 mm fans (two bottom, one rear).

BACK-CONNECT READY
Compatible with ASUS BTF and MSI Project Zero motherboards for a clean, cable-free build.

TOOL-FREE ACCESS
Easily remove panels for building, upgrading, or cleaning.

EASY CABLE MANAGEMENT
Integrated cable channels and tie-down points make routing clean and simple.
| Height (with feet) | 400 mm (15.75 in) |
| Width | 225 mm (8.86 in) |
| Depth | 389 mm (15.31 in) |
| Volume | 35.0 L |
| Weight | 4.8 kg (10.58 lb) |
| Enclosure Type | Micro-ATX Case |
| Motherboard Compatibility | Micro-ATX, Mini-ITX |
| Rear-Connecting Motherboard Support | Yes (Micro-ATX) |
| Materials | SGCC steel, clear tempered glass (white), tinted tempered glass (black) |
| CPU Cooler Height Clearance | 170 mm |
| GPU Length Clearance | Up to 377 mm (without front fans) <br> Up to 352 mm (with front fans) <br> Up to 317 mm (with front radiator & fans) |
| PSU Length Clearance | Up to 185 mm |
| Cable Routing Space | Up to 31.5 mm |
| Front Radiator + Fan Thickness | Up to 63 mm |
| Top Radiator + Fan Thickness | Up to 70 mm |
| Front I/O Ports | 1 x USB 3.2 Type-A, 1 x USB 3.2 Gen2x2 Type-C |
| Expansion Slots | Standard: 4 <br> Vertical: 0 |
| Drive Bays | 2.5": 1+2 <br> 3.5": 1 |
| Fan Support | Front: 2 x 120 mm / 2 x 140 mm <br> Top: 2 x 120 mm / 2 x 140 mm <br> Bottom: 2 x 120 mm <br> Rear: 1 x 120 mm (1 x F120Q (CV) included) |
| Radiator Support | Front: Up to 280 mm <br> Top: Up to 240 mm |
| Fan Specs (F120Q CV) | Speed: 1,350 ± 150 RPM <br> Airflow: 60.2 CFM <br> Static Pressure: 1.05 mmH₂O <br> Noise: 24.1 dBA <br> Connector: 3-pin |
| Warranty | 2 years |
| Model Numbers | CC-H31FB-01 |
| UPC | 810074848046 |
| EAN | 5056547207988 |
1 review for NZXT Chassis H3 Flow (2025) M-ATX Mid-tower Case without PSU
| 5 star | 100 | 100% |
| 4 star | 0% | |
| 3 star | 0% | |
| 2 star | 0% | |
| 1 star | 0% |
Sorry, no reviews match your current selections
Q & A
NZXT Chassis H3 Flow (2025) M-ATX Mid-tower Case without PSU
- Monitor
- Microphone
- Luxury Products
- Switches
- Accessories
- RGB Controller
- Audio Adapter
- Audio Splitter
- SSD Heatsink
- Receipt Printers
- light stick
- Riser & Cables
- GPU Holder
- Side Panel
- Luggage
- WiFi Adapter
- Disk Drive
- HDMI Splitter
- NVLink
- Mouse Pads
- Mic
- Monitor Stand
- Boom Arm
- USB Lights
- Phone Cooler
- Cleaning Kit
- Headphone Stand
- Vibration Mount
- Smart Bulbs
- Key Switches
- Card Reader
- Tablet Holder
- Buds
- Gaming Sleeves
- Lamps
- Gloves
- CCTV Cable
- Fans
- Keypad
- Smart Watch
- Selfie Sticks
- PlayStation Accessories
- ScreenBar
- Fan Splitter Cable
- Chassis Stand Kit
- ARGB Controller
- Power Bank
- Bracket
- HDMI Cables
- Battery
- Speaker Stand
- Cable Management
- Bottle
- CPU Cooler Mounting Kit
- Pen Drive
- Mixers
- Cables & Adapters
- Camera Battery
- Toolkit
- Hubs
- Smart Glasses
- Memory Card
- Wall Mount
- Screen Protectors
- Phone Holder
- Garment Steamer
- Film Cartridge
- Audio Enhancer
- Backpack
- OTG Cable
- Air Tag Holder
- converter
- Fitness Band
- Briefcase
- Writing Pad
- Cables and Chargers
- Fan Accessories
- Spike Protectors
- Phone Case
- Extension Board
- Displayport Cable
- Case Accessories
- Ethernet Cable
- Fan Hub
- Charging Dock
- DVD Writer
- Transmitter & Receiver
- Wrist Rests
- Enclosure
- Mechanical Switches
- Sound Cards
- Server Accessories
- Pen
- Keycaps
- MP3 Players
- Expansion Card
- Mouse Bungee
- Pedals
- Gimbal
- Headphone Splitter
- Audio Cable
- Remote Control
- Bluetooth Dongle
- Wifi Dongle
- Virtual Reality Headset
- Camera Accessories
- Keyboards
- Laptop Zone
- Extenders
- Digital Products
- VR headsets
- Audio Interface
- In Ear System
- Headphones
- Gaming Desk
- Antivirus
- Projector
- Projector Screen
- Electronic Devices
- Storage
- SSD
- Zebronics SSD
- Ant Esports SSD
- MSI SSD
- MIPHI SSD
- Colorful SSD
- Apple SSD
- Gigabyte SSD
- PNY SSD
- Internal SSD
- Nvme SSD
- Zebronics Nvme SSD
- Corsair Nvme SSD
- Asus Nvme SSD
- MSI Nvme SSD
- Crucial Nvme SSD
- Gigabyte Nvme SSD
- Teamgroup Nvme SSD
- Colorful Nvme SSD
- Seagate Nvme SSD
- Transcend Nvme SSD
- Samsung Nvme SSD
- Western Digital Nvme SSD
- PNY Nvme SSD
- Patriot Nvme SSD
- Acer Nvme SSD
- EVM Nvme SSD
- Biwin Nvme SSD
- Lexar Nvme SSD
- Adata Nvme SSD
- Hikvision Nvme SSD
- Kingston Nvme SSD
- KIOXIA Nvme SSD
- Sata SSD
- Corsair Sata SSD
- Ant Esports Sata SSD
- MSI Sata SSD
- Crucial Sata SSD
- Gigabyte Sata SSD
- Teamgroup Sata SSD
- Colorful Sata SSD
- Seagate Sata SSD
- Transcend Sata SSD
- Samsung Sata SSD
- PNY Sata SSD
- Patriot Sata SSD
- EVM Sata SSD
- Western Digital Sata SSD
- Adata Sata SSD
- Kingston Sata SSD
- Lexar Sata SSD
- KIOXIA Sata SSD
- Zebronics Sata SSD
- Transcend M.2 Sata SSD
- Nvme SSD
- External SSD
- Zebronics External SSD
- Corsair External SSD
- Lenovo External SSD
- MSI External SSD
- Transcend External SSD
- Crucial External SSD
- Gigabyte External SSD
- Teamgroup External SSD
- Colorful External SSD
- Seagate External SSD
- Lexar External SSD
- Samsung External SSD
- PNY External SSD
- Western Digital External SSD
- Sandisk External SSD
- KIOXIA External SSD
- EVM External SSD
- Adata External SSD
- Kingston External SSD
- LaCie External SSD
- Teamgroup SSD
- Kingston SSD
- Acer SSD
- Samsung SSD
- EVM SSD
- Lexar SSD
- Corsair SSD
- Synology SSD
- Crucial SSD
- Sabrent SSD
- HIKVISION SSD
- Seagate SSD
- Western Digital SSD
- Adata SSD
- Hard Disk
- NAS Storage
- SSD
- Bundles
- Smartphones
- Home Audio
- Thermal paste
- UPS
- Photo Printer
- Processor
- Laptop
- Adapters
- Streaming Accessories
- Software
- Motherboard
- Ring Lights
- Tripod
- Video Editing Deck
- Monopod
- Power supply
- Thermaltake Power Supply
- Fractal Design Power Supply
- NZXT Power Supply
- Corsair Power Supply
- Zebronics Power Supply
- Circle Power Supply
- Cooler Master Power Supply
- Deepcool Power Supply
- Antec Power Supply
- Prolab Power Supply
- Adata Power Supply
- Ant Esports Power Supply
- Gigabyte Power Supply
- EVGA Power Supply
- Asus Power Supply
- Lian Li Power Supply
- MSI Power Supply
- GAMDIAS Power Supply
- SuperFlower Power Supply
- Elgato
- Tube Sleeves
- Lamination Machine
- Tripod Heads
- Smart TV
- Audio Amplifier
- AIO Desktop
- Circle Keyboard & Mouse Combo
- Car Washer
- Cooling System
- Water Cooling Plates
- Water Blocks
- Air Cooler
- Liquid Cooler
- Arctic Liquid Cooler
- Deepcool Liquid Cooler
- Thermaltake Liquid Cooler
- Cooler Master Liquid Cooler
- Xigmatek Liquid Cooler
- Corsair Liquid Cooler
- Lian Li Liquid Cooler
- MSI Liquid Cooler
- ALSEYE Liquid Cooler
- HYTE Liquid Cooler
- Montech Liquid Cooler
- Asus Liquid Cooler
- Dawg Liquid Cooler
- EK AIO Liquid Cooler
- Zebronics Liquid Cooler
- Fractal Design Liquid Cooler
- Prolab Design Liquid Cooler
- Antec Liquid Cooler
- Ant Esports Liquid Cooler
- Galax Liquid Cooler
- NZXT Liquid Cooler
- Cougar Liquid Cooler
- Phanteks Liquid Cooler
- Gamdias Liquid Cooler
- Adata Liquid Cooler
- Gigabyte liquid Cooler
- Cooling Kit
- Fitting
- Peripherals
- Networking
- Cable Sleeves
- Docking Station
- Vacuum Cleaner
- Smart Ring
- Payment Terminal
- Cabinet (Case)
- Arctic Cabinet
- HYTE Cabinet
- Phanteks Cabinet
- Corsair Cabinet
- MSI Cabinet
- Thermaltake Cabinet
- Galax Cabinet
- Circle Cabinet
- Fractal Design Cabinet
- Cougar Cabinet
- Montech Cabinets
- Zebronics Cabinet
- ICEMASTER Cabinet
- Lian Li Cabinet
- Gamdias Cabinet
- Consistent Cabinet
- Asus Cabinet
- Deepcool Cabinet
- Ant Esports Cabinet
- Antec Cabinet
- Prolab Design Cabinet
- NZXT Cabinet
- Aerocool Cabinet
- Server Rack (Cabinet)
- Adata Cabinet
- Cooler Master Cabinet
- Gigabyte Cabinet
- EVM Cabinet
- COCONUT Cabinet
- TAG Cabinet
- Dawg Cabinet
- Xigmatek Cabinet
- Earcups
- Prebuilt Desktop
- Combo & Bundles
- Air Purifier
- Mouse
- Screen Guards
- Spike Guards
- Scanner
- Voice Amplifier
- Stylus
- Gaming Chair
- Surge Protectors
- iCue Pre
- Air Tags
- Graphics Card
- Webcam
- Security Camera
- Gimbal
- Memory (RAM)
- Laptop Bags
- Tablets
- Game Controllers
- Gaming Console
- BobbleHead
- 981-001215
- 6400Mhz
- Airdopes 441-SKYBLUE
- Apple macbook air m4 chip
- Arctic Liquid
- Asrock H470M-HVS Intel H470 Micro ATX Motherboard
- ASRock Z790 Taichi Lite
- AW720M
- boAt Airdopes 161 ANC TWS Earbuds w/ 32 dB ANC
- boAt Rockerz 330 Pro Wireless Earphone
- BX9W2PA
- CD600-WHNN-S00
- CGR-AQUA-ARGB-360
- CL32 Memory Kit
- Corsair Vengeance 16GB
- Cosmic Byte Spectrum RGB Wired Gaming Mouse
- D4ES03-8G
- Darkblader X5
- DDR4 RGB 64GB ram
- Dell G15 5515 INTEL
- Dell Inspiron 3511 I5 1TB
- Dell KB500 Wireless Keyboard (Black)
- Dell MS700
- elite 700 64GB
- Galahad II
- HDTB510AK3AA
- HP Keyboard
- JBL Quantum 50
- MAG274UPFE2
- MF752cdw
- Micro-Edge
- Mode
- MSI Optix Monitor
- Noctua NH-U12S Air Cooler
- Patriot P320
- Patriot Viper Venom RGB 32GB (1X32GB) 5600MHz
- Pavilion
- Sony BRAVIA Theatre Bar 9 HT-A9000+SW5+RS5 Soundbar
- Spatium 461
- TeamGroup T-Force Vulcan Z 32GB DDR4 3200MHz Red Desktop RAM
- Transcend JetFlash 920 128GB
- UltraProlink Higher Power
- UM1049U
- Wrist Rest Mouse Pad
- Airdopes 431-RED
Related Products
- MORE EFFICIENT: At 50% load and high-line input voltage, power conversion efficiency reaches 2% higher than 80plus Gold Standard.
- FULLY MODULAR: Use only the cables you need to keep your system clean and organized. Black sleeved cable and a matte black finish seamlessly fit any PC style.
- COMPATIBLE AND HIGHLY-TESTED: C series is built and tested with strict standards for trouble-free installation. It fits most ATX case and supports the latest NVIDIA and AMD GPUs up to 30 series and AMD 6000 Series.
- MORE PRECISE AND ERROR-FREE: Micro controller (MCU) enabled protection mechanism monitors current and voltage and output wattage.
- OPTIMIZED AND SILENT: Gold PSU includes low thermal dissipation optimization with upgraded components and optimized circuit design.
- The Aer F performance fan is designed to maximize airflow through your build. Engineered to move air efficiently, it features a chamfered intake and exhaust for high volume airflow, and winglet-designed blades to reduce drag. The Aer F uses fluid dynamic bearing to provide silent operations, long-lasting durability, and powerful cooling performance with color customization.
- AER P120 120MM BLUE TRIM 2X
- Aer Trim 120: 118 x 118 x 9.5mm
- Material(s) : Plastic
- 2 Year Warranty
- VIBRANT RGB LIGHTING: 20 LEDs across the inner and outer rings showcase custom lighting from any angle.
- BALANCED PERFORMANCE: Fan blade design balances airflow and static pressure for use in both intake or exhaust locations.
- SILENT AND DURABLE: The fluid dynamic bearing ensures the fan operates quietly and efficiently, providing long-lasting performance.
- PWM CONTROL: Fan speeds adjust according to your system’s demands. It cools quickly when necessary, but stays quiet at low loads to maximize efficiency.
- CUSTOMIZE WITH CAM: Personalize RGB lighting effects, control fan speeds, and sync with other NZXT products.
- Wraparound glass panels with a seamless edge provides an unobstructed view of the inside to highlight key components.
- Compact dual-chamber design improves overall thermal performance and creates a clean, uncrowded aesthetic.
- Includes three pre-installed 120mm RGB fans positioned at an ideal angle for optimal out-of-the-box cooling and vibrant RGB lighting.
- The top and side panels feature an airflow-optimized perforation pattern to enhance overall performance and filter dust.
- An intuitive cable management system simplifies the build process by using wide channels and straps.
- VIBRANT RGB LIGHTING: 20 LEDs across the inner and outer rings showcase custom lighting from any angle.
- BALANCED PERFORMANCE: Fan blade design balances airflow and static pressure for use in both intake or exhaust locations.
- SILENT AND DURABLE: The fluid dynamic bearing ensures the fan operates quietly and efficiently, providing long-lasting performance.
- PWM CONTROL: Fan speeds adjust according to your system’s demands. It cools quickly when necessary, but stays quiet at low loads to maximize efficiency.
- CUSTOMIZE WITH CAM: Personalize RGB lighting effects, control fan speeds, and sync with other NZXT products.
- Eight Individually addressable LEDs mounted on the fan hub are perfectly diffused through the semi-translucent blades for a sublime lighting effect.
- A refined hub and blade design offer enhanced static pressure by pushing air through your radiator while providing great airflow. This allows for superior heat dissipation when paired with a liquid cooler or heatsink and used as intake, or exhaust.
- Personalized lighting combinations through NZXT CAM software.
- Seamlessly sync it with all your compatible NZXT lighting accessories.
- The PWM-controlled fan allows speed adjustment, offering the best cooling possible without compromising noise level.
- Fluid Dynamic Bearings deliver high rotational stability while reducing bearing noise and increasing fan lifespan up to 60,000 hours.
- Anti-vibration rubber corners dampen vibration noise at any speed.
- Triple and twin packs include an NZXT RGB Controller with three channels for synchronized lighting control.
- NZXT T120 Aluminum heat pipe cover discreetly hides copper piping
- 4 conductive copper heat pipes with Direct Contact technology allow for maximum thermal transfer from CPU to cooler
- Provides high static pressure, moving ample air through the radiator for excellent cooling
- Includes retention brackets and mounting accessories for both Intel and AMD motherboards
- Slim radiator footprint allows plenty of space for an additional fan to further accelerate exhaust out the back of the PC
- 750W Single +12V Rail
- 120mm Cooling Fan
- ATX 12V v2.4 / EPS 12V v2.92
- 6 x PCIe Connectors
- 6 x SATA | 3 x Peripheral Connectors
- 80 PLUS Bronze
- VIBRANT RGB LIGHTING: 20 LEDs across the inner and outer rings showcase custom lighting from any angle.
- BALANCED PERFORMANCE: Fan blade design balances airflow and static pressure for use in both intake or exhaust locations.
- SILENT AND DURABLE: The fluid dynamic bearing ensures the fan operates quietly and efficiently, providing long-lasting performance.
- PWM CONTROL: Fan speeds adjust according to your system’s demands. It cools quickly when necessary, but stays quiet at low loads to maximize efficiency.
- CUSTOMIZE WITH CAM: Personalize RGB lighting effects, control fan speeds, and sync with other NZXT products.
- 360mm Radiator
- 1.54” LCD Screen
- Powerful Asetek Pump
- 3x F120 RGB Core Fans
- RGB Controller
- NZXT CAM Software
- Matte White
- Seamless cover with integrated heat spreader
- Digital RGB lighting control through CAM
- Digital fan control for convenient fan profiles with seven independent fan channels
- Integrated rear I/O shield and efficient layout
- 16+2+1 Power phase design with 90A Smart Power Stage(SPS)
- 360mm Radiator
- 1.54” LCD Screen
- Powerful Asetek Pump
- 3x F120 RGB Core Fans
- RGB Controller
- NZXT CAM Software
- Matte White













Everything packed well with bubble wrap.
The delivery date and tracking can be improved.Also the stock available had to be updated earlier rather after ordering the product and informing the product is out of stock is concering.
I didn’t know the transaction fee through credit card which should be displayed explicit rather than somewhere hidden.
[...]