NZXT is well-loved in the enthusiast PC market and is known for its sleek designs and innovative features. Their cases often strike a balance between aesthetics and functionality, catering to both seasoned builders and newcomers with lots of quality of life features to make for an easy, but still very premium build. The H9 Flow series represents a significant expansion of their airflow-focused designs, building upon the success of cases like the H6 Flow, and it does this by simply making things much bigger! More space, more cooling, more airflow, bigger components; you get the idea.
The H9 Flow is engineered for high-performance systems, especially those pushing the boundaries of thermal output. It’s designed to accommodate the latest power-hungry components, offering substantial cooling capabilities and a spacious interior for ambitious builds. The biggest graphics cards, a larger motherboard, high-end power supplies, and most importantly for a case of this size, the added support of 420mm radiators. Oh, and what a coincidence, I happen to be reviewing a new 420mm AIO from NZXT this week too, how lucky is that!?
NZXT H9 Flow
So while this case isn’t going to be for everyone, it’s certainly got some appeal for the extreme gaming and enthusiast PC builder market. Firstly, it’s big, there’s no getting around that, so you’ll have to literally have space to accommodate it on or around your desk. However, that space allows for the H9 Flow to have a dual-chamber design, massively increased hardware support, more cable routing, more storage mounts, etc. Plus, it comes in a few variants, with the H9 Flow coming with F120Q and F140Q fans, the RGB coming with F420 RGB fan block, and an F120Q, and the RGB+ coming with more of the same. Of course, all three variants are also available in either black or white, giving us six variants in total.
Key Features
- Spacious Dual-Chamber Design: Separates main components from the PSU and drives for improved thermal performance and cable management.
- Large Radiator & GPU Support: Fits up to a 420 mm radiator on the top and front-right, with clearance for large graphics cards.
- Pre-Installed Fans:
- H9 Flow: 3 x F140Q (CV) front-right, 1 x F120Q (CV) rear
- H9 Flow RGB: 1 x F420 RGB Core front-right, 1 x F120Q (CV) rear
- H9 Flow RGB+: 2 x F420 RGB Core front-right and top, 1 x F120 RGB Core (CV) rear, NZXT Control Hub
- Optimised Airflow: Perforated steel panels and angled front-right fans.
- Ten-Fan Capacity: Supports up to nine 140 mm fans and one 120 mm fan.
- Panoramic View: Wraparound tempered glass panelling.
- Easy Cable Management: Wide channels, Velcro straps, and tie-down points.
- Back-Connect Motherboard Ready: Compatible with rear-connecting motherboards.
- SSD Storage Door: Hinged door for easy SSD mounting (up to six 2.5-inch or four 2.5-inch and two 3.5-inch).
- Front I/O: 2 x USB 3.2 Gen 1 Type-A, 1 x USB 3.2 Gen 2×2 Type-C, 1 x 3.5mm TRRS audio jack.
