Nidec5V 25mm Square Fan Motor, 8000 RPM, 0.05 m3/min Airflow, 30.0 Pa Static Pressure, Copper, Desktop, Laptop, Server Compatible

Nidec F251R-05LB 5V 25mm Square Fan Motor, 1"L x 1"W x 0.4"H, 8000rpm, Desktop, Laptop Compatible

Noctua NF-A4x10 FLX, Premium Quiet Fan, 3-Pin (40x10mm, Brown)