Mayitr 1pc 24v Quiet Cooling Fan Super Silent Fans 40mm For Ender 3 5 Pro 4010 3d Printer - 3d Printer Parts & Accessories - AliExpress
Creality Ender 3 Pro Hot End Noctua A4x20 Fan Upgrade 40mm x 20mm | FINALLY Some Silence! - YouTube
Quiet Fan Kit for Creality Ender-6 3D printers | Hotend & PSU cooling fan kit - Arcto3D
Amazon.com: Creality 3D Ender 3 Pro Upgrade Silent Mainboard V1.1.5 & Creality Original 4010 Fans 40x40x10MM DC 24V Extruder Hot End Fan x 2 & DC 24V Turbo Fan x 2 for
Need some advice about quieter fans and static pressure, CFM, etc... : r/ ender3