This fan is an original replacement part from Creality. The axial fan is 60 x 60 x 15 mm and works with 24 V and has an rpm of 2000±10%. The part is suitable for the Ender-3 S1, Ender-3 S1 Pro, Ender-3 S1 Plus and Ender-5 S1 3D printers from Creality.