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To improve the cooling system, I designed a custom setup for two 40 mm fans. Assembly is very simple \u2013 you only need to attach the air diffuser to the print head at two points. Everything else is just a matter of easy connections.

I'm using a combination of these two fans:

Hotend fan
https://www.aliexpress.com/item/1005003522640375.html?spm=a2g0o.order_list.order_list_main.24.378318021rMbqc

Extruder fan
https://www.aliexpress.com/item/1005007548544972.html?spm=a2g0o.order_list.order_list_main.36.378318021rMbqc

The design was inspired by this model:
https://www.thingiverse.com/thing:4942470

The holder for the level sensor is attached to the right side of the print head body.

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Kingroon KP3S cooling system complete + BL touch holder

In collections (1 public and 1 private)

For 3D printer