Award-winning 120x25mm fan with FocusedFlow frame for high static pressure and superior cooling efficiency 24V, 2000rpm industrialPPC (Protected Performance Cooling) version with 4-pin connector and PWM speed control (1050rpm max. in 12V PC environments) AEC-Q100 qualified NE-FD4 motor driver IC with extended burst and surge immunity for automotive applications and harsh electronic environments Ruggedised fibre-glass reinforced polyamide construction and IP67 certified water and dust protection Trusted Noctua quality with premium-grade SSO2 bearing and more than 150.000 hours MTTF, backed up with 6-year manufacturer's warranty