Noctua introduces new A-series fans and accessories
Noctua NF A4x20 40x40x20mm Cooling fan 5V/12V and 3pin /4pin PWM quiet For Computer Case Cooling CPU cooler Radiator Replace fan|Fans & Cooling| - AliExpress
Noctua NF A4x10 FLX 40mm Case fans Quiet Cooling Fan 5V 12V PWM Intelligent Temperature Control Chassis Radiator Cooler Fan|Fans & Cooling| - AliExpress
Noctua NF A4x20 40x40x20mm Cooling fan 5V/12V and 3pin /4pin PWM quiet For Computer Case Cooling CPU cooler Radiator Replace fan|Fans & Cooling| - AliExpress