What case are you using, does It have a stock fan controller ? Commander pro only has 6ports so u will have to piggy back on to a stock header four pins wires I believe go to commander 3 pin go to board for fan power correct me if I'm wrong but I'll post a link to diagram see if that helps.
https://www.google.com/search?q=commander+pro+wiring+diagram&client=ms-android-bell-ca-revc&prmd=ivsn&source=lnms&tbm=isch&sa=X&ved=2ahUKEwjo5p3XjuDhAhXomq0KHab7ATgQ_AUoAXoECAsQAQ&biw=360&bih=623#imgrc=Kx_GaNTrjB20gM
