Filament storage vacuum pump

High-Performance 3D-Printed Vacuum Pump for Filament Bags A powerful and compact vacuum pump remix from original model of Maker Mike for fast air removal from filament storage bags. This design uses three mini pumps working together, delivering strong and rapid vacuum performance. Fully 3D-printable and easy to assemble, it runs on a 12V power supply, making it a practical and efficient solution for keeping filaments dry and protected from moisture. Pump wire connecting Attention: First insert the pump into the cylinders, then solder them while they are inside. Gray Rubber Top from manual vacuum pump Bill Of Materials 370 Mini Air Pump DC 12v x3 <a target="_blank" rel="noopener noreferrer ugc" href="https://it.aliexpress.com/item/1005003802118758.html?spm=a2g0o.productlist.main.2.6d19pt7Qpt7Qfv&algo_pvid=a00a8e67-7339-47a0-b6be-3cbfced39499&algo_e