FreeEnder 3 Controllbox Set "Fullpower" - lownoise inkl Marlin or Klipper (+Fuse+Rasspi3+stepdowns.....)
Thingiverse
13 model
Free
FreeParts for a low noise wideband MEMS studio microphone
Printables
FreeToroidal Propellers for DJI Air 2S – Ultra Quiet Low-Noise Flight
MyMiniFactory
FreeLow-Noise Ulka Pump Mount - Gaggia Classic Pro
Printables
FreePrusa MK3 low noise fan shroud (40° angle)
Thingiverse
FreeLow profile toolless Prusa i3 MK3/S MK4 squash ball feet damper vibrations/noise isolator
Thingiverse
FreeLow noise E3D V6 Fanduct
Thingiverse
FreeLow Noise Adaptor 120 mm to 49 mm duct fan
Thingiverse
FreeLow noise E3D-V5 Fanduct
Thingiverse
FreeFan Guard 40x40 low noise high Airflow
Thingiverse
FreeEnder 3 Damping Spring Feet for Printing at High Speeds & low noise
Thingiverse
FreeCR-10S pro v2 40x40x20 fan low noise option
Thingiverse
Free40mm fan guard -- low noise
Thingiverse