Noctua NF-A4x10 FLX 40mm Fan Review by Kristofer Brozio • November 10, 2012 Noctua NF-A4x10 FLX 40mm Fan Review- Noctua is well known for their cooling products, especially their fans. I for one love them, they’re quiet and they work great. I always swap out the fans in a case for Noctua ones…Read more