Fans Cables

Hi! I'm thinking of building a pc with the NZXT H9 Flow case. I was thinking of going with the ek-nucleus-aio-cr360-lux-d-rgb AIO and pairing it with 7 ek-loop-fan-fpt-120-d-rgb-black-550-2300rpm and replacing the included case fans with these. I am going to be using the Asus ROG Strix...

Posting in Cases since the issue is with a case. Let me know if I need to move it. Link to imgur album of related pictures. View: https://imgur.com/a/BD40h2N I upgraded my motherboard and more or less rebuilt my pc, only things I didn't change were some SDD's, the power supply, and the case...

I finished building my first pc and I didn't have enough fan ports on the motherboard so I ordered a fan hub but when I connected all my fans to the hub and connected it all together but the fans were pulsing and I checked what setting were on my fans using the RGB fusion software they were on...