IgorsLAB checked out the Different Noctua NF-A12x25 PWM Case Fans in
A quote from the article:
The Noctua NF-A12x25 PWM has been around for what feels like an eternity, and of course such a product may be technically improved over time, or the tooling is changed on a regular basis, or at least various details are changed.Different Noctua NF-A12x25 PWM Case Fans in Review