Noctua Nf-a9 92mm Ultra-thin Silent Computer Case Cooling Fan 5v/12v And 3pin/4pin Pwm Rubber-coated Damping Cpu Radiator Fan - Fans & Cooling - AliExpress
Noctua Nf-a6x25 60mm Case Fan Flx Sso Magnetically Stable Bearing Cpu Cooling Fan 3pin/4pin Pwm Quiet Computer Case Heatsink Fan - Case Fans - AliExpress