Noctua NF-A4x20 PMW 静音ファン 40mm

Description

🌀 Silent power in a compact form – cool smarter, not louder!

The Noctua NF-A4x20 PMW is a premium 40mm quiet fan designed for professional-grade cooling in compact devices like 1U servers, NAS, and networking gear. Featuring a max speed of 5000 RPM with ultra-low noise at 14.9 dB(A), advanced acoustic optimization, and a robust lifespan exceeding 150,000 hours, it delivers reliable, whisper-quiet airflow. Its 4-pin PWM control enables dynamic speed adjustment, while included anti-vibration mounts and adapters ensure easy, silent installation.