Assembly and Installation Tips

You can attach two fans to the cooler heatsink: one for air intake and another for air exhaust. The accessories bundle includes four silicon strips with one sticky side:

… and four wire clips:

With only one fan installed, the cooler looks like this:

And this is what Noctua NH-U9B looks like with two fans inside a system case:

The patented SecuFirm retention mechanism allows installing Noctua NH-U9B facing in any direction, no matter what type of CPU and socket there is. The distance from the mainboard PCB to the lower plate of the cooler heatsink is 32mm.

The modified new cooler from Noctua is priced at $45.