Noctua NF-A4X20 5V PWM Ventilatore 4 cm 1100 Giri/min 5000 Giri/min 14,9 dB 9,4 m³/h 40x40x20mm 4-Pin PWM 5000rpm 14.9dB. Noctua NF-A4x20 5V PWM Case fan. 5000 Giri/min. Features : Pulse-width modulation (PWM) support, Advanced Acoustic Optimisation (AAO), flow acceleration channels, Smooth Commutation Drive (SCD) technology, integrated anti-vibration pads, Stepped Inlet Design, Inner Surface Microstructures.
eBay