Hello everyone.
I've installed two Noctua fans (in and out) 14" PPC http://noctua.at/en/nf-a14-industrialppc-3000-pwm/specification
And 2 fan's adapters https://www.amazon.com/Bgears-Cooling-Fan-Adapter-140mm-Black/dp/B0043GMY1U
Room temp ~21 C
FAN Mode - Auto default
After 2 hours
Temp(Chip) ~77 C
Fan1 ~1,830 r/min (dynamic)
Fan2 ~1,740 r/min (dynamic)
It's more silent than fan on the Bitmain power adapter