Sunlu Filament Dryer Fan

A fan housing to remove build up of moisture in the Sunlu dryer

3D printer parts and enhancements

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I found that putting silica bags in the dryer.. just dries out those silica bags.. It's a dryer. There's no reason why it would absorb any moisture. When then dryer cools, any moisture in the now wet dryer would go back into the filament and silica bags. It's a closed unit.. So i designed a method to remove the excess moisture from the dryer before it returns to the filament. I just run it for a few seconds during drying (maybe a minute) and the moisture disappears.

Materials and methods

The fan is 40mm x 10mm. A suitable hole is cut at the back of the lid using a hole cutter (not for the faint hearted). Contact adhesive is used to secure the fan housing. The 12 volt fan is run from a 5 volt supply (possibly a power bank that has no low power cutout). A silica gel bag is placed inside the housing ( with enough room to allow for possible expansion). The lid stop is modified from



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Mini v3 0925900Steven Huffman added this to the vxcnxfhsf collection ago
Mini young meStevie135s published this design ago