NF-A4x20 PWM, Premium Quiet Fan, 4-Pin (40x20mm, Brown)

Description

🌬️ Silent power in a compact frame — cool smarter, not louder!

The NF-A4x20 PWM is a premium 40x40x20 mm quiet fan designed for professional-grade cooling in compact devices like 1U servers and network equipment. Featuring advanced acoustic optimization and Flow Acceleration Channels, it delivers powerful airflow up to 5000 RPM with minimal noise (max 14.9 dB(A)). Its 4-pin PWM interface enables precise automatic speed control, while a robust >150,000 hour MTTF ensures long-term reliability. The fan comes with a full accessory kit for easy, vibration-free installation.