Noctua NF-A4x20 5V PWM 40mm x 20mm Low Noise Premium PC Case Fan 5000 RPM
Enhance the cooling system of your PC case with the Noctua NF-A4x20 5V PWM Premium Case Fan. The NF-A4x20 5V PWM model is compatible with most PC cases and is an excellent addition to any computer cooling system.