They are completely useless! There are much better ways to make your ps4 cool and silent! The most common reasons for a loud and overheating ps4 are: Not enough airflow around the console.
How can I keep my PS4 pro cool?
https://www.youtube.com/watch?v=_44LBwVZjWc
Will a cooling fan make my PS4 quieter?
Often, noise in a PS4 console is caused by a malfunctioning cooling fan, dust accumulation, game graphics that are too demanding on the system, or installing a new game. To make your PS4 quieter, try: Letting it breathe for about half an hour. Improving the ventilation in and around your console.
Do console cooling fans work?
Best answer: No, they don't. Our tests show external Xbox One cooling fans offer few benefits and can even harm your console. We recommend ensuring your Xbox One is well-ventilated while keeping it clean with compressed air.Sep 21, 2018
Is it normal to hear the fan on PS4?
When your PS4 console is getting hot, the fan kicks in. If your PS4 is too hot, the fan spins and very likely gets much louder than normal. If there're something on or around your PS4 console, move them away. Then wait for a while to see if your console cools down and gets quiet.Jan 20, 2020