NZXT H3 Flow Tempered Glass Side Panel Micro-ATX Airflow PC Case

The 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.

Specifications:

Dimensions
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)

General
Enclosure Type: Micro-ATX Case
Motherboard Compatibility: Micro-ATX, Mini-ITX
Supports Rear-Connecting Motherboards (BTF, Project Zero): Yes (Micro-ATX)
Materials: SGCC steel, clear tempered glass (white), tinted tempered glass (black)

Clearance
CPU Cooler Height: 170 mm
GPU Length: Up to 377 mm (without front fans), Up to 352 mm (with front fans), Up to 317 mm (with front radiator and fans)
PSU Length: 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
USB 3.2 Type-A: 1
USB 3.2 Gen2x2 Type-C: 1

Expansion Slots
Standard: 4
Vertical: 0

Drive Bays
2.5": 1+2
3.5": 1

Fan Support
Front: 2 x 120 mm / 2 x 140 mm
Top: 2 x 120 mm / 2 x 140 mm
Bottom: 2 x 120 mm
Rear: 1 x 120 mm (1 x F120Q (CV) included)

Radiator Support
Front: Up to 280 mm
Top: Up to 240 mm