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Micro-ATX Airflow Case
NZXT.com Store Returns/Exchange Policy
Eligible products qualify for a refund or exchange only with an authorized RMA number and the item is returned to the NZXT.com Store inventory within 30 days of purchase. Returns are not allowed beyond 30 days of the purchase date.
The NZXT.com Store reserves the right to deny any return or exchange. Refunds will be credited to the original method of payment. To initiate a return, simply submit a request.
Warranty Length
- New NZXT computer cases, temperature meters, fans, lighting, monitors, accessories, and cables carry a 2-year warranty from the date of purchase for parts and labor.
- NZXT peripherals including keyboard, mouse, mouse pad, capture card, microphone (Capsule series) , and the audio products (Relay Headset, Relay Subwoofer, Relay Speakers, and SwitchMix) carry a 2-year warranty.
- NZXT Gold power supplies carry a 10-year warranty and the Bronze power supplies carry a 5-year warranty.
- NZXT Kraken X and Kraken Z Series liquid coolers carry a 6-year warranty and the Kraken M22 and Kraken 120 carry a 3-year warranty.
- NZXT motherboards carry a 3-year warranty, excluding the N7 Z370 and N7 Z390 which carry a 4-year extended warranty.
- All NZXT Certified Refurbished NZXT brand products carry a 1-year warranty from the date of purchase for parts and labor. Any replacement product will be warranted for the remainder of the warranty period or thirty days, whichever is longer. Proof of purchase is required for warranty service.
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Overview
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.


Space-Saving Design

Optimized Airflow

Full-Size GPU Support

7-Fan Capacity

Radiator Ready

Back-Connect Ready

Tool-Free Access

Easy Cable Management