Remove the 4 screws on the back of the switch and carefully lift off the top cover. Install the Noctua fan in the same. Replacing the factory fans could be an option but for two issues; first the warranty, second finding a suitable replacement is difficult due to the signalling pin / speed pin which when wrong results in the fan light illuminating or the new fans not spinning at all. The alternative plan is to mount. I've really been wanting a Juniper switch for home, so I went shopping on ebay to see if I could find anything, and surprisingly, right now you can find EX2200 switches for really cheap — like, $75 shipped. Affiliate Links: Noctua Fan Used: https://amzn. to/4hqF7Kg From Central Maine and interested in anything.