Its superb running smoothness, reference-class SSO2 bearing and Noctua’s trusted premium quality make it an elite choice for the highest demands. Premium quiet fan, 40x40x20 mm, 12V, 4-pin PWM, max.
Noctua NF-A4x20 PWM, Premium Quiet Fan, 4-Pin (40x20mm, Brown)
Noctua NF-A4x20 PWM 40mm X 20mm 4-pin Fan
Noctua NF-A4x20 PWM 12V Quiet Fan Kit 4-Pin, 40x20mm, Brown PC Fan
Noctua NF-A4x20 5V PWM 40mm x 20mm 4-pin PWM Fan
Noctua NF-A4x20 5V PWM, Premium Quiet Fan, 4-Pin, 5V Version (40x20mm, Brown)
