NZXT H3 Flow – Micro-ATX PC Case – Optimized Airflow – Includes 1 x 120mm Rear Fan – Supports Full-Sized GPUs – Fits 280mm Fr
Product details checked 5 September 2026 · price checked live
Check price on Amazon →Overview
We track NZXT H3 Flow – Micro-ATX PC Case alongside 38 other single-board computers & accessories products, comparing it on rating, how many people have rated it and what it currently costs. According to the listing: SAVING SIZE — A space-efficient micro-ATX chassis that accommodates high-performance components without compromise. AIRFLOW DESIGN — Ultra-fine steel mesh on the panels and PSU shroud maximizes airflow while effectively filtering dust. Those are the seller's own claims rather than our testing, so treat them as a starting point. On Amazon it holds 4.6 out of 5 from 702 ratings. What that score is worth next to its rivals is set out below.
- Brand
- NZXT
- Amazon rating
- 4.6 / 5 from 702 ratings
- vs Single-Board Computers & Accessories
- level with the category median of 4.6
- Rank in category
- 16 of 39 rated single-board computers & accessories we track
- Price position
- Mid-priced (category spans £5.99 to £245)
- How proven
- Well established, above-average review volume
Price range as of · details
How it compares in Single-Board Computers & Accessories
Across the 39 rated single-board computers & accessories products we track, the typical score is 4.6 out of 5. This one sits at 4.6, which is around the middle of the category. Ratings alone will not separate it from its rivals here, so price and the specifics below matter more than the star count.
It carries 702 ratings against a category median of 247. That is enough of a base to take the score seriously without treating it as settled.
On price it sits in the middle third of a category running from £5.99 to £245, where the midpoint is about £59.99. That is the part of the range where most sensible buys sit, neither cutting corners nor paying for the name.
Category prices as of · details
Worked out from the 39 single-board computers & accessories products in our catalogue, not from the brand's own claims. How we rank →
Key features, as the manufacturer lists them
Taken from the product listing via Amazon's product API. These are the seller's claims, not our test results.
- SPACE-SAVING SIZE — A space-efficient micro-ATX chassis that accommodates high-performance components without compromise.
- HIGH-AIRFLOW DESIGN — Ultra-fine steel mesh on the panels and PSU shroud maximizes airflow while effectively filtering dust.
- EXTENSIVE COOLING SUPPORT — Supports up to a 280 mm radiator at the front, a 240 mm radiator at the top, and up to seven fans for powerful cooling performance.
- FULL-SIZE GRAPHICS CARDS — Fits GPUs up to 377 mm (without front fans), 352 mm (with front fans), and 317 mm (with front radiator and fans installed).
- PRE-INSTALLED REAR FAN — Comes equipped with a F120Q (CV) fan at the rear for efficient exhaust airflow right out of the box.
