How do these mount to the coils?
Quoted from PeterG:First I also printed 3d part but now I found fans that fit directly on the coil. Very nice, 5v, running via USB. Check on Aliexpress
https://nl.aliexpress.com/item/1005004043076646.html?spm=a2g0o.order_list.0.0.309679d2kkWbMq&gatewayAdapt=glo2nld[quoted image][quoted image][quoted image][quoted image]