RPM 1300 u/min
Loudness: 10 dB/A
Original (((Noiseblocker))) Quality: 
high-quality units an longlife bearings.
Ultra silent:
Perfectly on silent PC's co-ordinated numbers of revolutions for almost noiseless operation.
high reliability:
with longlife sleeve bearings and most modern design 
The failure rate is below 0,15% on 100 000 units per year.
Technical specifications:
Size: 80x80x25mm
Airflow: 28 m3/h
Connection: 3 Pin Molex