The NF-A12x25 5V is a special 5V version of Noctua's award-winning NF-A12x25 120mm premium fan. With its AAO (Advanced Acoustic Optimisation) frame system and advanced aerodynamic design measures such as Flow Acceleration Channels, the NF-A12x25 achieves superior performance with minimal operating noise. The Smooth Commutation Drive technology and the reference class bearing SSO2 guarantee excellent running smoothness and outstanding long-term stability. The complete package is rounded off by a USB power adapter cable, the OmniJoin™ adapter set and a 6-year manufacturer's warranty - an all-round high-quality premium solution for demanding 5V applications.