Noctua 40mm NF-A4x20 PWM 5000rpm Fan [NF-A4x20-PWM]

Noctua NF-A4x20-PWM Description:

Noctua Featuring advanced aerodynamic design measures such as Flow Acceleration Channels and Noctuas AAO frame, the NF-A4x20 is a highly optimised, premium-quality quiet Fan in size 40x20mm. The PWM version sports Noctuas custom-designed NE-FD1 IC for fully automatic speed control via 4-pin Fan headers and comes with a Low-Noise Adaptor as well as an OmniJoin Adaptor Set for easy connection to proprietary Fan headers. Its superb running smoothness, reference-class SSO2 bearing and NoctuasNoctua Featuring advanced aerodynamic design measures such as Flow Acceleration Channels and Noctuas AAO frame, the NF-A4x20 is a highly optimised, premium-quality quiet fan in size 40x20mm. The PWM version sports Noctuas custom-designed NE-FD1 IC for fully automatic speed control via 4-pin fan headers and comes with a Low-Noise Adaptor as well as an OmniJoin Adaptor Set for easy connection to proprietary fan headers. Its superb running smoothness, reference-class SSO2 bearing and Noctuas trusted premium quality make it an elite choice for the highest demands.Highlights:* Frame technology: Advanced Acoustic Optimisation (AAO) .* RPM: 5000.* CFM: 5.5.* dBA: 14.9.* Fan width: 40mm.* Fan depth: 20mm.* Bearing type: SSO2 .* Connector: 4Pin.* Warranty: 6 years.Do you want to know more? Check out Noctuas product introduction page & infosheet .