For Noctua NF-A4x10 PWM 40mm x 10mm Ultra Quiet Silent Fan 3-Pin DC12V 0.6W 3PIN | eBay
24V Alternative to 12V Noctua Hotend Fan (more in comments) : r/ender3
Noctua NF-A14 industrialPPC 24V 3000 Q100 IP67 PWM 140mm Fan
Creality Noctua NF A4x10 PWM 40mm x 10mm Ultra Quiet Silent Fan 12V 3 Pin Premium Cooling Fan for CR 10/CR 10 S5 mini 3D Printer|3D Printer Parts & Accessories| - AliExpress
Roadmap of upcoming products
Noctua NF-A4x10 FLX ( 40x40x10mm ) | 40mm | Axial fans | Air cooling | Aquatuning USA
For Noctua NF-A4x10 PWM 40mm x 10mm Ultra Quiet Silent Fan 3-Pin DC12V 0.6W 3PIN | eBay